/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/name-comparator-subst.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 23:36:29,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 23:36:29,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 23:36:29,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-24 23:36:29,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-24 23:36:29,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-24 23:36:29,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-24 23:36:29,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-24 23:36:29,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-24 23:36:29,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-24 23:36:29,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-24 23:36:29,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-24 23:36:29,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-24 23:36:29,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-24 23:36:29,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-24 23:36:29,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-24 23:36:29,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-24 23:36:29,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-24 23:36:29,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-24 23:36:29,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-24 23:36:29,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-24 23:36:29,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-24 23:36:29,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-24 23:36:29,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-24 23:36:29,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-24 23:36:29,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-24 23:36:29,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-24 23:36:29,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-24 23:36:29,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-24 23:36:29,455 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-24 23:36:29,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-24 23:36:29,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-24 23:36:29,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-24 23:36:29,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 23:36:29,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 23:36:29,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 23:36:29,462 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf [2021-03-24 23:36:29,504 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 23:36:29,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 23:36:29,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 23:36:29,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 23:36:29,509 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 23:36:29,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 23:36:29,509 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 23:36:29,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 23:36:29,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 23:36:29,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 23:36:29,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 23:36:29,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 23:36:29,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 23:36:29,511 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 23:36:29,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 23:36:29,511 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 23:36:29,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 23:36:29,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 23:36:29,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 23:36:29,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 23:36:29,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 23:36:29,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 23:36:29,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 23:36:29,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 23:36:29,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 23:36:29,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 23:36:29,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 23:36:29,513 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 23:36:29,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 23:36:29,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 23:36:29,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 23:36:29,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 23:36:29,852 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-24 23:36:29,853 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-24 23:36:29,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/name-comparator-subst.wvr.bpl [2021-03-24 23:36:29,854 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/name-comparator-subst.wvr.bpl' [2021-03-24 23:36:29,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 23:36:29,895 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-24 23:36:29,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-24 23:36:29,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-24 23:36:29,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-24 23:36:29,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "name-comparator-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 11:36:29" (1/1) ... [2021-03-24 23:36:29,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "name-comparator-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 11:36:29" (1/1) ... [2021-03-24 23:36:29,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-24 23:36:29,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-24 23:36:29,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-24 23:36:29,917 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-24 23:36:29,923 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "name-comparator-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 11:36:29" (1/1) ... [2021-03-24 23:36:29,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "name-comparator-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 11:36:29" (1/1) ... [2021-03-24 23:36:29,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "name-comparator-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 11:36:29" (1/1) ... [2021-03-24 23:36:29,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "name-comparator-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 11:36:29" (1/1) ... [2021-03-24 23:36:29,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "name-comparator-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 11:36:29" (1/1) ... [2021-03-24 23:36:29,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "name-comparator-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 11:36:29" (1/1) ... [2021-03-24 23:36:29,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "name-comparator-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 11:36:29" (1/1) ... [2021-03-24 23:36:29,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-24 23:36:29,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-24 23:36:29,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-24 23:36:29,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-24 23:36:29,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "name-comparator-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 11:36:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 23:36:29,993 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-24 23:36:29,994 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-24 23:36:29,994 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-24 23:36:29,994 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-24 23:36:29,994 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-24 23:36:29,994 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-24 23:36:29,994 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-24 23:36:29,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-24 23:36:29,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-24 23:36:29,995 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-24 23:36:29,995 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-24 23:36:29,995 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-24 23:36:29,996 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-24 23:36:30,521 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-24 23:36:30,522 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-03-24 23:36:30,523 INFO L202 PluginConnector]: Adding new model name-comparator-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 11:36:30 BoogieIcfgContainer [2021-03-24 23:36:30,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-24 23:36:30,525 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-24 23:36:30,525 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-24 23:36:30,527 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-24 23:36:30,527 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "name-comparator-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 11:36:29" (1/2) ... [2021-03-24 23:36:30,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@260101e5 and model type name-comparator-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 11:36:30, skipping insertion in model container [2021-03-24 23:36:30,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "name-comparator-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 11:36:30" (2/2) ... [2021-03-24 23:36:30,530 INFO L111 eAbstractionObserver]: Analyzing ICFG name-comparator-subst.wvr.bpl [2021-03-24 23:36:30,534 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-24 23:36:30,538 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-24 23:36:30,539 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-24 23:36:30,609 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-24 23:36:30,625 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-03-24 23:36:30,642 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 23:36:30,642 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 23:36:30,642 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 23:36:30,642 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 23:36:30,642 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 23:36:30,642 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 23:36:30,643 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 23:36:30,643 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 23:36:30,650 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 32 places, 25 transitions, 74 flow [2021-03-24 23:36:30,668 INFO L129 PetriNetUnfolder]: 3/22 cut-off events. [2021-03-24 23:36:30,669 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-24 23:36:30,671 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35 conditions, 22 events. 3/22 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 24 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 18. Up to 2 conditions per place. [2021-03-24 23:36:30,671 INFO L82 GeneralOperation]: Start removeDead. Operand has 32 places, 25 transitions, 74 flow [2021-03-24 23:36:30,674 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 27 places, 20 transitions, 58 flow [2021-03-24 23:36:30,675 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-24 23:36:30,686 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 27 places, 20 transitions, 58 flow [2021-03-24 23:36:30,688 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 27 places, 20 transitions, 58 flow [2021-03-24 23:36:30,689 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 27 places, 20 transitions, 58 flow [2021-03-24 23:36:30,696 INFO L129 PetriNetUnfolder]: 3/20 cut-off events. [2021-03-24 23:36:30,696 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-24 23:36:30,697 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33 conditions, 20 events. 3/20 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 21 event pairs, 0 based on Foata normal form. 0/17 useless extension candidates. Maximal degree in co-relation 18. Up to 2 conditions per place. [2021-03-24 23:36:30,698 INFO L142 LiptonReduction]: Number of co-enabled transitions 144 [2021-03-24 23:36:30,980 INFO L154 LiptonReduction]: Checked pairs total: 30 [2021-03-24 23:36:30,980 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-24 23:36:30,982 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 308 [2021-03-24 23:36:30,998 INFO L129 PetriNetUnfolder]: 3/15 cut-off events. [2021-03-24 23:36:30,999 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-24 23:36:30,999 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:30,999 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:31,000 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:31,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:31,013 INFO L82 PathProgramCache]: Analyzing trace with hash 308234137, now seen corresponding path program 1 times [2021-03-24 23:36:31,021 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:31,022 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836352534] [2021-03-24 23:36:31,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:31,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:31,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:31,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:31,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:36:31,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:31,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:36:31,181 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-03-24 23:36:31,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:36:31,200 INFO L142 QuantifierPusher]: treesize reduction 6, result has 53.8 percent of original size [2021-03-24 23:36:31,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:36:31,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:31,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:31,223 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:36:31,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:31,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:31,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836352534] [2021-03-24 23:36:31,238 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:31,238 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:31,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815386099] [2021-03-24 23:36:31,245 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:36:31,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:31,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:36:31,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:36:31,260 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:36:31,262 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 23 places, 16 transitions, 50 flow. Second operand has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:31,262 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:31,262 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:36:31,263 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:31,539 INFO L129 PetriNetUnfolder]: 96/168 cut-off events. [2021-03-24 23:36:31,539 INFO L130 PetriNetUnfolder]: For 14/14 co-relation queries the response was YES. [2021-03-24 23:36:31,540 INFO L84 FinitePrefix]: Finished finitePrefix Result has 344 conditions, 168 events. 96/168 cut-off events. For 14/14 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 499 event pairs, 28 based on Foata normal form. 1/112 useless extension candidates. Maximal degree in co-relation 316. Up to 83 conditions per place. [2021-03-24 23:36:31,542 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 27 selfloop transitions, 6 changer transitions 2/41 dead transitions. [2021-03-24 23:36:31,543 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 29 places, 41 transitions, 170 flow [2021-03-24 23:36:31,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:31,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:31,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 135 transitions. [2021-03-24 23:36:31,552 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6650246305418719 [2021-03-24 23:36:31,552 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 135 transitions. [2021-03-24 23:36:31,553 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 135 transitions. [2021-03-24 23:36:31,554 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:31,555 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 135 transitions. [2021-03-24 23:36:31,557 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.285714285714285) internal successors, (135), 7 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:31,561 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:31,561 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:31,562 INFO L185 Difference]: Start difference. First operand has 23 places, 16 transitions, 50 flow. Second operand 7 states and 135 transitions. [2021-03-24 23:36:31,563 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 29 places, 41 transitions, 170 flow [2021-03-24 23:36:31,565 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 23 places, 41 transitions, 158 flow, removed 0 selfloop flow, removed 6 redundant places. [2021-03-24 23:36:31,567 INFO L241 Difference]: Finished difference. Result has 28 places, 21 transitions, 86 flow [2021-03-24 23:36:31,569 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=38, PETRI_DIFFERENCE_MINUEND_PLACES=17, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=16, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=10, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=86, PETRI_PLACES=28, PETRI_TRANSITIONS=21} [2021-03-24 23:36:31,569 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 5 predicate places. [2021-03-24 23:36:31,570 INFO L480 AbstractCegarLoop]: Abstraction has has 28 places, 21 transitions, 86 flow [2021-03-24 23:36:31,570 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:31,570 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:31,570 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:31,570 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-24 23:36:31,570 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:31,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:31,571 INFO L82 PathProgramCache]: Analyzing trace with hash 87397107, now seen corresponding path program 2 times [2021-03-24 23:36:31,571 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:31,572 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022626173] [2021-03-24 23:36:31,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:31,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:31,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:31,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:31,608 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:36:31,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:31,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:31,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:36:31,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:31,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:36:31,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:31,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:31,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:31,691 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022626173] [2021-03-24 23:36:31,691 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:31,691 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 23:36:31,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073225669] [2021-03-24 23:36:31,692 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 23:36:31,693 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:31,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 23:36:31,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-24 23:36:31,694 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 29 [2021-03-24 23:36:31,694 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 28 places, 21 transitions, 86 flow. Second operand has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:31,694 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:31,694 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 29 [2021-03-24 23:36:31,694 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:31,822 INFO L129 PetriNetUnfolder]: 36/112 cut-off events. [2021-03-24 23:36:31,822 INFO L130 PetriNetUnfolder]: For 67/67 co-relation queries the response was YES. [2021-03-24 23:36:31,823 INFO L84 FinitePrefix]: Finished finitePrefix Result has 296 conditions, 112 events. 36/112 cut-off events. For 67/67 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 474 event pairs, 10 based on Foata normal form. 2/99 useless extension candidates. Maximal degree in co-relation 240. Up to 40 conditions per place. [2021-03-24 23:36:31,824 INFO L132 encePairwiseOnDemand]: 22/29 looper letters, 18 selfloop transitions, 6 changer transitions 0/36 dead transitions. [2021-03-24 23:36:31,824 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 32 places, 36 transitions, 203 flow [2021-03-24 23:36:31,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 23:36:31,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 23:36:31,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 127 transitions. [2021-03-24 23:36:31,826 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7298850574712644 [2021-03-24 23:36:31,826 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 127 transitions. [2021-03-24 23:36:31,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 127 transitions. [2021-03-24 23:36:31,827 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:31,827 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 127 transitions. [2021-03-24 23:36:31,828 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 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) [2021-03-24 23:36:31,836 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 29.0) internal successors, (203), 7 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:31,836 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 29.0) internal successors, (203), 7 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:31,837 INFO L185 Difference]: Start difference. First operand has 28 places, 21 transitions, 86 flow. Second operand 6 states and 127 transitions. [2021-03-24 23:36:31,837 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 32 places, 36 transitions, 203 flow [2021-03-24 23:36:31,838 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 30 places, 36 transitions, 178 flow, removed 9 selfloop flow, removed 2 redundant places. [2021-03-24 23:36:31,839 INFO L241 Difference]: Finished difference. Result has 34 places, 26 transitions, 126 flow [2021-03-24 23:36:31,839 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=76, PETRI_DIFFERENCE_MINUEND_PLACES=25, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=21, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=15, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=126, PETRI_PLACES=34, PETRI_TRANSITIONS=26} [2021-03-24 23:36:31,840 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 11 predicate places. [2021-03-24 23:36:31,840 INFO L480 AbstractCegarLoop]: Abstraction has has 34 places, 26 transitions, 126 flow [2021-03-24 23:36:31,840 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:31,840 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:31,840 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:31,840 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-24 23:36:31,841 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:31,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:31,841 INFO L82 PathProgramCache]: Analyzing trace with hash 151953845, now seen corresponding path program 3 times [2021-03-24 23:36:31,841 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:31,841 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821158597] [2021-03-24 23:36:31,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:31,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:31,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:31,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:31,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:31,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:31,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:36:31,962 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-03-24 23:36:31,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:36:31,989 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:36:31,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:36:32,005 INFO L142 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size [2021-03-24 23:36:32,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:32,018 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:36:32,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:32,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:32,028 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821158597] [2021-03-24 23:36:32,028 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:32,028 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:32,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283371606] [2021-03-24 23:36:32,029 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:36:32,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:32,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:36:32,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:36:32,033 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:36:32,034 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 26 transitions, 126 flow. Second operand has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:32,034 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:32,034 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:36:32,034 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:32,418 INFO L129 PetriNetUnfolder]: 322/597 cut-off events. [2021-03-24 23:36:32,418 INFO L130 PetriNetUnfolder]: For 701/701 co-relation queries the response was YES. [2021-03-24 23:36:32,420 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1885 conditions, 597 events. 322/597 cut-off events. For 701/701 co-relation queries the response was YES. Maximal size of possible extension queue 64. Compared 2998 event pairs, 97 based on Foata normal form. 2/467 useless extension candidates. Maximal degree in co-relation 1755. Up to 264 conditions per place. [2021-03-24 23:36:32,424 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 45 selfloop transitions, 18 changer transitions 3/72 dead transitions. [2021-03-24 23:36:32,424 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 72 transitions, 496 flow [2021-03-24 23:36:32,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:32,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:32,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 138 transitions. [2021-03-24 23:36:32,426 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6798029556650246 [2021-03-24 23:36:32,426 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 138 transitions. [2021-03-24 23:36:32,426 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 138 transitions. [2021-03-24 23:36:32,426 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:32,426 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 138 transitions. [2021-03-24 23:36:32,427 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.714285714285715) internal successors, (138), 7 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) [2021-03-24 23:36:32,428 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:32,428 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:32,428 INFO L185 Difference]: Start difference. First operand has 34 places, 26 transitions, 126 flow. Second operand 7 states and 138 transitions. [2021-03-24 23:36:32,428 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 72 transitions, 496 flow [2021-03-24 23:36:32,431 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 72 transitions, 474 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-03-24 23:36:32,433 INFO L241 Difference]: Finished difference. Result has 44 places, 40 transitions, 277 flow [2021-03-24 23:36:32,433 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=122, PETRI_DIFFERENCE_MINUEND_PLACES=33, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=11, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=277, PETRI_PLACES=44, PETRI_TRANSITIONS=40} [2021-03-24 23:36:32,433 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 21 predicate places. [2021-03-24 23:36:32,433 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 40 transitions, 277 flow [2021-03-24 23:36:32,434 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:32,434 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:32,434 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:32,434 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-24 23:36:32,434 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:32,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:32,435 INFO L82 PathProgramCache]: Analyzing trace with hash 431237327, now seen corresponding path program 4 times [2021-03-24 23:36:32,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:32,435 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093585430] [2021-03-24 23:36:32,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:32,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:32,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:32,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:32,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:32,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:32,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:32,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:36:32,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:32,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:36:32,503 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:36:32,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:32,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:32,511 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093585430] [2021-03-24 23:36:32,512 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:32,512 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 23:36:32,512 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340068103] [2021-03-24 23:36:32,512 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 23:36:32,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:32,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 23:36:32,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-24 23:36:32,513 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 29 [2021-03-24 23:36:32,514 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 40 transitions, 277 flow. Second operand has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:32,514 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:32,514 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 29 [2021-03-24 23:36:32,514 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:32,699 INFO L129 PetriNetUnfolder]: 106/338 cut-off events. [2021-03-24 23:36:32,699 INFO L130 PetriNetUnfolder]: For 603/615 co-relation queries the response was YES. [2021-03-24 23:36:32,701 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1118 conditions, 338 events. 106/338 cut-off events. For 603/615 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 2187 event pairs, 22 based on Foata normal form. 4/300 useless extension candidates. Maximal degree in co-relation 1030. Up to 83 conditions per place. [2021-03-24 23:36:32,703 INFO L132 encePairwiseOnDemand]: 22/29 looper letters, 20 selfloop transitions, 19 changer transitions 1/57 dead transitions. [2021-03-24 23:36:32,704 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 57 transitions, 485 flow [2021-03-24 23:36:32,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 23:36:32,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 23:36:32,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 129 transitions. [2021-03-24 23:36:32,705 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7413793103448276 [2021-03-24 23:36:32,705 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 129 transitions. [2021-03-24 23:36:32,705 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 129 transitions. [2021-03-24 23:36:32,705 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:32,706 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 129 transitions. [2021-03-24 23:36:32,706 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:32,707 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 29.0) internal successors, (203), 7 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:32,707 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 29.0) internal successors, (203), 7 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:32,707 INFO L185 Difference]: Start difference. First operand has 44 places, 40 transitions, 277 flow. Second operand 6 states and 129 transitions. [2021-03-24 23:36:32,707 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 57 transitions, 485 flow [2021-03-24 23:36:32,711 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 57 transitions, 473 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-03-24 23:36:32,712 INFO L241 Difference]: Finished difference. Result has 51 places, 48 transitions, 403 flow [2021-03-24 23:36:32,712 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=269, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=403, PETRI_PLACES=51, PETRI_TRANSITIONS=48} [2021-03-24 23:36:32,713 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 28 predicate places. [2021-03-24 23:36:32,713 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 48 transitions, 403 flow [2021-03-24 23:36:32,713 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:32,713 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:32,713 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:32,713 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-24 23:36:32,713 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:32,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:32,714 INFO L82 PathProgramCache]: Analyzing trace with hash 2072252455, now seen corresponding path program 5 times [2021-03-24 23:36:32,714 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:32,714 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107558345] [2021-03-24 23:36:32,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:32,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:32,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:32,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:32,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:32,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:32,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:32,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:36:32,776 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:36:32,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:32,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:32,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:32,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:32,794 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107558345] [2021-03-24 23:36:32,794 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:32,794 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 23:36:32,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674769414] [2021-03-24 23:36:32,794 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 23:36:32,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:32,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 23:36:32,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-24 23:36:32,796 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 29 [2021-03-24 23:36:32,796 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 48 transitions, 403 flow. Second operand has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:32,796 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:32,796 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 29 [2021-03-24 23:36:32,796 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:32,957 INFO L129 PetriNetUnfolder]: 106/350 cut-off events. [2021-03-24 23:36:32,958 INFO L130 PetriNetUnfolder]: For 951/966 co-relation queries the response was YES. [2021-03-24 23:36:32,960 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1274 conditions, 350 events. 106/350 cut-off events. For 951/966 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 2365 event pairs, 19 based on Foata normal form. 4/309 useless extension candidates. Maximal degree in co-relation 1141. Up to 93 conditions per place. [2021-03-24 23:36:32,962 INFO L132 encePairwiseOnDemand]: 22/29 looper letters, 28 selfloop transitions, 19 changer transitions 0/64 dead transitions. [2021-03-24 23:36:32,963 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 64 transitions, 645 flow [2021-03-24 23:36:32,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 23:36:32,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 23:36:32,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 129 transitions. [2021-03-24 23:36:32,964 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7413793103448276 [2021-03-24 23:36:32,964 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 129 transitions. [2021-03-24 23:36:32,964 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 129 transitions. [2021-03-24 23:36:32,964 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:32,964 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 129 transitions. [2021-03-24 23:36:32,965 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:32,966 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 29.0) internal successors, (203), 7 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:32,967 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 29.0) internal successors, (203), 7 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:32,967 INFO L185 Difference]: Start difference. First operand has 51 places, 48 transitions, 403 flow. Second operand 6 states and 129 transitions. [2021-03-24 23:36:32,967 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 64 transitions, 645 flow [2021-03-24 23:36:32,971 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 64 transitions, 623 flow, removed 3 selfloop flow, removed 1 redundant places. [2021-03-24 23:36:32,974 INFO L241 Difference]: Finished difference. Result has 59 places, 57 transitions, 557 flow [2021-03-24 23:36:32,974 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=385, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=557, PETRI_PLACES=59, PETRI_TRANSITIONS=57} [2021-03-24 23:36:32,974 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 36 predicate places. [2021-03-24 23:36:32,975 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 57 transitions, 557 flow [2021-03-24 23:36:32,975 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:32,975 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:32,975 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:32,975 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-24 23:36:32,975 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:32,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:32,976 INFO L82 PathProgramCache]: Analyzing trace with hash 1991380599, now seen corresponding path program 6 times [2021-03-24 23:36:32,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:32,977 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681800585] [2021-03-24 23:36:32,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:33,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:33,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:33,030 INFO L142 QuantifierPusher]: treesize reduction 3, result has 82.4 percent of original size [2021-03-24 23:36:33,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:36:33,043 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size [2021-03-24 23:36:33,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:36:33,058 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-03-24 23:36:33,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:33,070 INFO L142 QuantifierPusher]: treesize reduction 7, result has 58.8 percent of original size [2021-03-24 23:36:33,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:33,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:33,079 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681800585] [2021-03-24 23:36:33,079 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:33,079 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 23:36:33,079 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692246438] [2021-03-24 23:36:33,079 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 23:36:33,079 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:33,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 23:36:33,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-24 23:36:33,080 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 29 [2021-03-24 23:36:33,081 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 57 transitions, 557 flow. Second operand has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:33,081 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:33,081 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 29 [2021-03-24 23:36:33,081 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:33,245 INFO L129 PetriNetUnfolder]: 106/346 cut-off events. [2021-03-24 23:36:33,246 INFO L130 PetriNetUnfolder]: For 1337/1358 co-relation queries the response was YES. [2021-03-24 23:36:33,248 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1383 conditions, 346 events. 106/346 cut-off events. For 1337/1358 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 2336 event pairs, 19 based on Foata normal form. 8/309 useless extension candidates. Maximal degree in co-relation 1256. Up to 93 conditions per place. [2021-03-24 23:36:33,249 INFO L132 encePairwiseOnDemand]: 22/29 looper letters, 28 selfloop transitions, 21 changer transitions 1/67 dead transitions. [2021-03-24 23:36:33,250 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 67 transitions, 775 flow [2021-03-24 23:36:33,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 23:36:33,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 23:36:33,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 128 transitions. [2021-03-24 23:36:33,251 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.735632183908046 [2021-03-24 23:36:33,251 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 128 transitions. [2021-03-24 23:36:33,251 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 128 transitions. [2021-03-24 23:36:33,251 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:33,251 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 128 transitions. [2021-03-24 23:36:33,251 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 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) [2021-03-24 23:36:33,252 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 29.0) internal successors, (203), 7 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:33,252 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 29.0) internal successors, (203), 7 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:33,252 INFO L185 Difference]: Start difference. First operand has 59 places, 57 transitions, 557 flow. Second operand 6 states and 128 transitions. [2021-03-24 23:36:33,252 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 67 transitions, 775 flow [2021-03-24 23:36:33,257 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 67 transitions, 751 flow, removed 8 selfloop flow, removed 1 redundant places. [2021-03-24 23:36:33,259 INFO L241 Difference]: Finished difference. Result has 66 places, 61 transitions, 657 flow [2021-03-24 23:36:33,259 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=537, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=657, PETRI_PLACES=66, PETRI_TRANSITIONS=61} [2021-03-24 23:36:33,259 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 43 predicate places. [2021-03-24 23:36:33,260 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 61 transitions, 657 flow [2021-03-24 23:36:33,260 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:33,260 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:33,260 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:33,260 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-24 23:36:33,260 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:33,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:33,261 INFO L82 PathProgramCache]: Analyzing trace with hash 1837647273, now seen corresponding path program 7 times [2021-03-24 23:36:33,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:33,261 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099365791] [2021-03-24 23:36:33,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:33,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:33,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:33,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:33,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:36:33,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:33,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:36:33,314 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-03-24 23:36:33,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:36:33,330 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:36:33,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:36:33,342 INFO L142 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size [2021-03-24 23:36:33,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:33,354 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:36:33,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:33,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:33,364 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099365791] [2021-03-24 23:36:33,364 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:33,364 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:33,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568393122] [2021-03-24 23:36:33,364 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:36:33,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:33,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:36:33,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:36:33,365 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:36:33,365 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 61 transitions, 657 flow. Second operand has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:33,366 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:33,366 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:36:33,366 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:33,733 INFO L129 PetriNetUnfolder]: 379/725 cut-off events. [2021-03-24 23:36:33,733 INFO L130 PetriNetUnfolder]: For 4169/4207 co-relation queries the response was YES. [2021-03-24 23:36:33,736 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3635 conditions, 725 events. 379/725 cut-off events. For 4169/4207 co-relation queries the response was YES. Maximal size of possible extension queue 75. Compared 3841 event pairs, 83 based on Foata normal form. 3/663 useless extension candidates. Maximal degree in co-relation 3441. Up to 261 conditions per place. [2021-03-24 23:36:33,740 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 59 selfloop transitions, 38 changer transitions 7/110 dead transitions. [2021-03-24 23:36:33,741 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 72 places, 110 transitions, 1351 flow [2021-03-24 23:36:33,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:33,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:33,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 139 transitions. [2021-03-24 23:36:33,742 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6847290640394089 [2021-03-24 23:36:33,742 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 139 transitions. [2021-03-24 23:36:33,742 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 139 transitions. [2021-03-24 23:36:33,742 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:33,742 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 139 transitions. [2021-03-24 23:36:33,743 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.857142857142858) internal successors, (139), 7 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:33,743 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:33,743 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:33,744 INFO L185 Difference]: Start difference. First operand has 66 places, 61 transitions, 657 flow. Second operand 7 states and 139 transitions. [2021-03-24 23:36:33,744 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 72 places, 110 transitions, 1351 flow [2021-03-24 23:36:33,759 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 110 transitions, 1283 flow, removed 13 selfloop flow, removed 2 redundant places. [2021-03-24 23:36:33,763 INFO L241 Difference]: Finished difference. Result has 75 places, 76 transitions, 905 flow [2021-03-24 23:36:33,764 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=619, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=905, PETRI_PLACES=75, PETRI_TRANSITIONS=76} [2021-03-24 23:36:33,764 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 52 predicate places. [2021-03-24 23:36:33,764 INFO L480 AbstractCegarLoop]: Abstraction has has 75 places, 76 transitions, 905 flow [2021-03-24 23:36:33,764 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:33,764 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:33,765 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:33,765 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-24 23:36:33,765 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:33,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:33,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1342406475, now seen corresponding path program 8 times [2021-03-24 23:36:33,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:33,769 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342157463] [2021-03-24 23:36:33,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:33,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:33,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:33,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:33,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:33,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:33,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:33,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:33,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:33,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:36:33,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:33,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:36:33,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:33,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:36:33,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:33,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:33,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:33,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342157463] [2021-03-24 23:36:33,874 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:33,874 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:33,874 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669377946] [2021-03-24 23:36:33,875 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:36:33,875 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:33,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:36:33,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:36:33,876 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:36:33,877 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 76 transitions, 905 flow. Second operand has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:33,877 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:33,877 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:36:33,877 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:34,174 INFO L129 PetriNetUnfolder]: 374/751 cut-off events. [2021-03-24 23:36:34,175 INFO L130 PetriNetUnfolder]: For 5587/5645 co-relation queries the response was YES. [2021-03-24 23:36:34,178 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4071 conditions, 751 events. 374/751 cut-off events. For 5587/5645 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 4322 event pairs, 57 based on Foata normal form. 11/695 useless extension candidates. Maximal degree in co-relation 3906. Up to 288 conditions per place. [2021-03-24 23:36:34,183 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 114 selfloop transitions, 27 changer transitions 3/150 dead transitions. [2021-03-24 23:36:34,183 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 150 transitions, 2125 flow [2021-03-24 23:36:34,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:34,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:34,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 137 transitions. [2021-03-24 23:36:34,185 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6748768472906403 [2021-03-24 23:36:34,185 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 137 transitions. [2021-03-24 23:36:34,185 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 137 transitions. [2021-03-24 23:36:34,185 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:34,185 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 137 transitions. [2021-03-24 23:36:34,186 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.571428571428573) internal successors, (137), 7 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) [2021-03-24 23:36:34,186 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:34,187 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:34,187 INFO L185 Difference]: Start difference. First operand has 75 places, 76 transitions, 905 flow. Second operand 7 states and 137 transitions. [2021-03-24 23:36:34,187 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 150 transitions, 2125 flow [2021-03-24 23:36:34,203 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 150 transitions, 2041 flow, removed 42 selfloop flow, removed 3 redundant places. [2021-03-24 23:36:34,207 INFO L241 Difference]: Finished difference. Result has 80 places, 89 transitions, 1204 flow [2021-03-24 23:36:34,207 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=863, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1204, PETRI_PLACES=80, PETRI_TRANSITIONS=89} [2021-03-24 23:36:34,207 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 57 predicate places. [2021-03-24 23:36:34,207 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 89 transitions, 1204 flow [2021-03-24 23:36:34,207 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:34,207 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:34,208 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:34,208 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-24 23:36:34,208 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:34,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:34,211 INFO L82 PathProgramCache]: Analyzing trace with hash 1501595261, now seen corresponding path program 9 times [2021-03-24 23:36:34,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:34,211 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971666736] [2021-03-24 23:36:34,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:34,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:34,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:34,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:34,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:34,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:34,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:34,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:34,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:34,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:34,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:34,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:34,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:34,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:36:34,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:34,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:34,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:34,313 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971666736] [2021-03-24 23:36:34,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:34,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:34,314 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164492549] [2021-03-24 23:36:34,314 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:36:34,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:34,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:36:34,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:36:34,315 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:36:34,316 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 89 transitions, 1204 flow. Second operand has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:34,316 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:34,316 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:36:34,316 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:34,620 INFO L129 PetriNetUnfolder]: 387/779 cut-off events. [2021-03-24 23:36:34,620 INFO L130 PetriNetUnfolder]: For 6995/7075 co-relation queries the response was YES. [2021-03-24 23:36:34,624 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4502 conditions, 779 events. 387/779 cut-off events. For 6995/7075 co-relation queries the response was YES. Maximal size of possible extension queue 83. Compared 4511 event pairs, 49 based on Foata normal form. 16/760 useless extension candidates. Maximal degree in co-relation 4232. Up to 288 conditions per place. [2021-03-24 23:36:34,629 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 118 selfloop transitions, 31 changer transitions 0/155 dead transitions. [2021-03-24 23:36:34,629 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 155 transitions, 2238 flow [2021-03-24 23:36:34,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:34,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:34,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 136 transitions. [2021-03-24 23:36:34,631 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6699507389162561 [2021-03-24 23:36:34,631 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 136 transitions. [2021-03-24 23:36:34,631 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 136 transitions. [2021-03-24 23:36:34,631 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:34,631 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 136 transitions. [2021-03-24 23:36:34,631 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:34,632 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:34,633 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:34,633 INFO L185 Difference]: Start difference. First operand has 80 places, 89 transitions, 1204 flow. Second operand 7 states and 136 transitions. [2021-03-24 23:36:34,633 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 155 transitions, 2238 flow [2021-03-24 23:36:34,654 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 155 transitions, 2181 flow, removed 23 selfloop flow, removed 2 redundant places. [2021-03-24 23:36:34,659 INFO L241 Difference]: Finished difference. Result has 86 places, 98 transitions, 1348 flow [2021-03-24 23:36:34,659 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=1163, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1348, PETRI_PLACES=86, PETRI_TRANSITIONS=98} [2021-03-24 23:36:34,660 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 63 predicate places. [2021-03-24 23:36:34,660 INFO L480 AbstractCegarLoop]: Abstraction has has 86 places, 98 transitions, 1348 flow [2021-03-24 23:36:34,660 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:34,660 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:34,660 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:34,660 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-24 23:36:34,660 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:34,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:34,661 INFO L82 PathProgramCache]: Analyzing trace with hash 225689949, now seen corresponding path program 10 times [2021-03-24 23:36:34,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:34,662 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155134344] [2021-03-24 23:36:34,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:34,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:34,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:34,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:34,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:34,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:34,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:34,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:36:34,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:34,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:36:34,735 INFO L142 QuantifierPusher]: treesize reduction 4, result has 82.6 percent of original size [2021-03-24 23:36:34,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:36:34,750 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:36:34,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:34,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:34,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:34,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:34,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155134344] [2021-03-24 23:36:34,767 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:34,767 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:34,767 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144940735] [2021-03-24 23:36:34,767 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:36:34,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:34,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:36:34,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:36:34,772 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:36:34,773 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 86 places, 98 transitions, 1348 flow. Second operand has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:34,773 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:34,773 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:36:34,773 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:35,022 INFO L129 PetriNetUnfolder]: 387/770 cut-off events. [2021-03-24 23:36:35,022 INFO L130 PetriNetUnfolder]: For 7058/7138 co-relation queries the response was YES. [2021-03-24 23:36:35,025 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4714 conditions, 770 events. 387/770 cut-off events. For 7058/7138 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 4359 event pairs, 71 based on Foata normal form. 10/704 useless extension candidates. Maximal degree in co-relation 4457. Up to 287 conditions per place. [2021-03-24 23:36:35,031 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 83 selfloop transitions, 42 changer transitions 5/136 dead transitions. [2021-03-24 23:36:35,031 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 136 transitions, 2028 flow [2021-03-24 23:36:35,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-24 23:36:35,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-24 23:36:35,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 156 transitions. [2021-03-24 23:36:35,032 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6724137931034483 [2021-03-24 23:36:35,032 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 156 transitions. [2021-03-24 23:36:35,032 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 156 transitions. [2021-03-24 23:36:35,033 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:35,033 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 156 transitions. [2021-03-24 23:36:35,033 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 19.5) internal successors, (156), 8 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:35,034 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 29.0) internal successors, (261), 9 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:35,034 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 29.0) internal successors, (261), 9 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:35,034 INFO L185 Difference]: Start difference. First operand has 86 places, 98 transitions, 1348 flow. Second operand 8 states and 156 transitions. [2021-03-24 23:36:35,034 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 136 transitions, 2028 flow [2021-03-24 23:36:35,056 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 136 transitions, 1954 flow, removed 8 selfloop flow, removed 3 redundant places. [2021-03-24 23:36:35,058 INFO L241 Difference]: Finished difference. Result has 95 places, 105 transitions, 1516 flow [2021-03-24 23:36:35,059 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=1292, PETRI_DIFFERENCE_MINUEND_PLACES=83, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=35, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=1516, PETRI_PLACES=95, PETRI_TRANSITIONS=105} [2021-03-24 23:36:35,059 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 72 predicate places. [2021-03-24 23:36:35,059 INFO L480 AbstractCegarLoop]: Abstraction has has 95 places, 105 transitions, 1516 flow [2021-03-24 23:36:35,059 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:35,059 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:35,060 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:35,060 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-24 23:36:35,060 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:35,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:35,060 INFO L82 PathProgramCache]: Analyzing trace with hash 1840213337, now seen corresponding path program 11 times [2021-03-24 23:36:35,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:35,060 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908730401] [2021-03-24 23:36:35,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:35,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:35,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:35,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:35,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:35,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:35,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:35,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:36:35,123 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-03-24 23:36:35,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:36:35,139 INFO L142 QuantifierPusher]: treesize reduction 6, result has 53.8 percent of original size [2021-03-24 23:36:35,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:36:35,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:35,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:35,156 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:36:35,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:35,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:35,165 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908730401] [2021-03-24 23:36:35,165 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:35,165 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:35,165 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940699691] [2021-03-24 23:36:35,165 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:36:35,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:35,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:36:35,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:36:35,166 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:36:35,166 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 105 transitions, 1516 flow. Second operand has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:35,166 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:35,166 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:36:35,166 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:35,450 INFO L129 PetriNetUnfolder]: 383/779 cut-off events. [2021-03-24 23:36:35,450 INFO L130 PetriNetUnfolder]: For 8046/8122 co-relation queries the response was YES. [2021-03-24 23:36:35,454 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4890 conditions, 779 events. 383/779 cut-off events. For 8046/8122 co-relation queries the response was YES. Maximal size of possible extension queue 84. Compared 4528 event pairs, 67 based on Foata normal form. 10/711 useless extension candidates. Maximal degree in co-relation 4694. Up to 287 conditions per place. [2021-03-24 23:36:35,459 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 94 selfloop transitions, 38 changer transitions 3/141 dead transitions. [2021-03-24 23:36:35,459 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 141 transitions, 2214 flow [2021-03-24 23:36:35,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:35,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:35,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 137 transitions. [2021-03-24 23:36:35,460 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6748768472906403 [2021-03-24 23:36:35,460 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 137 transitions. [2021-03-24 23:36:35,461 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 137 transitions. [2021-03-24 23:36:35,461 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:35,461 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 137 transitions. [2021-03-24 23:36:35,461 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.571428571428573) internal successors, (137), 7 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) [2021-03-24 23:36:35,462 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:35,462 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:35,462 INFO L185 Difference]: Start difference. First operand has 95 places, 105 transitions, 1516 flow. Second operand 7 states and 137 transitions. [2021-03-24 23:36:35,462 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 141 transitions, 2214 flow [2021-03-24 23:36:35,489 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 141 transitions, 2158 flow, removed 21 selfloop flow, removed 3 redundant places. [2021-03-24 23:36:35,493 INFO L241 Difference]: Finished difference. Result has 99 places, 106 transitions, 1587 flow [2021-03-24 23:36:35,494 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=1480, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=105, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=37, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1587, PETRI_PLACES=99, PETRI_TRANSITIONS=106} [2021-03-24 23:36:35,494 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 76 predicate places. [2021-03-24 23:36:35,494 INFO L480 AbstractCegarLoop]: Abstraction has has 99 places, 106 transitions, 1587 flow [2021-03-24 23:36:35,494 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:35,494 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:35,494 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:35,494 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-24 23:36:35,494 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:35,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:35,495 INFO L82 PathProgramCache]: Analyzing trace with hash -725706625, now seen corresponding path program 12 times [2021-03-24 23:36:35,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:35,495 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876881868] [2021-03-24 23:36:35,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:35,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:35,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:35,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:35,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:35,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:35,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:36:35,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:35,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:35,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:35,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:35,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:35,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:36:35,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:35,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:35,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:35,601 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876881868] [2021-03-24 23:36:35,601 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:35,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:35,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134583706] [2021-03-24 23:36:35,602 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:36:35,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:35,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:36:35,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:36:35,603 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:36:35,603 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 106 transitions, 1587 flow. Second operand has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:35,603 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:35,604 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:36:35,604 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:35,907 INFO L129 PetriNetUnfolder]: 430/877 cut-off events. [2021-03-24 23:36:35,907 INFO L130 PetriNetUnfolder]: For 9003/9026 co-relation queries the response was YES. [2021-03-24 23:36:35,912 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5481 conditions, 877 events. 430/877 cut-off events. For 9003/9026 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 5255 event pairs, 66 based on Foata normal form. 7/791 useless extension candidates. Maximal degree in co-relation 5177. Up to 297 conditions per place. [2021-03-24 23:36:35,917 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 126 selfloop transitions, 38 changer transitions 0/170 dead transitions. [2021-03-24 23:36:35,917 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 170 transitions, 2769 flow [2021-03-24 23:36:35,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:35,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:35,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 138 transitions. [2021-03-24 23:36:35,918 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6798029556650246 [2021-03-24 23:36:35,918 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 138 transitions. [2021-03-24 23:36:35,919 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 138 transitions. [2021-03-24 23:36:35,919 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:35,919 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 138 transitions. [2021-03-24 23:36:35,919 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.714285714285715) internal successors, (138), 7 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) [2021-03-24 23:36:35,920 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:35,920 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:35,920 INFO L185 Difference]: Start difference. First operand has 99 places, 106 transitions, 1587 flow. Second operand 7 states and 138 transitions. [2021-03-24 23:36:35,920 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 170 transitions, 2769 flow [2021-03-24 23:36:35,949 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 170 transitions, 2660 flow, removed 11 selfloop flow, removed 4 redundant places. [2021-03-24 23:36:35,952 INFO L241 Difference]: Finished difference. Result has 104 places, 122 transitions, 1887 flow [2021-03-24 23:36:35,953 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=1510, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1887, PETRI_PLACES=104, PETRI_TRANSITIONS=122} [2021-03-24 23:36:35,953 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 81 predicate places. [2021-03-24 23:36:35,953 INFO L480 AbstractCegarLoop]: Abstraction has has 104 places, 122 transitions, 1887 flow [2021-03-24 23:36:35,953 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:35,953 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:35,953 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:35,953 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-24 23:36:35,953 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:35,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:35,954 INFO L82 PathProgramCache]: Analyzing trace with hash 124248215, now seen corresponding path program 13 times [2021-03-24 23:36:35,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:35,954 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245106864] [2021-03-24 23:36:35,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:35,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:35,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:35,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:35,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:35,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:35,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:36:36,006 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-03-24 23:36:36,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:36:36,024 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:36:36,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:36:36,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:36,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:36:36,044 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-24 23:36:36,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:36:36,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:36,052 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245106864] [2021-03-24 23:36:36,052 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:36,052 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:36,054 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066781247] [2021-03-24 23:36:36,054 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:36:36,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:36,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:36:36,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:36:36,055 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:36:36,056 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 122 transitions, 1887 flow. Second operand has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:36,056 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:36,056 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:36:36,056 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:36,410 INFO L129 PetriNetUnfolder]: 427/850 cut-off events. [2021-03-24 23:36:36,410 INFO L130 PetriNetUnfolder]: For 10202/10281 co-relation queries the response was YES. [2021-03-24 23:36:36,415 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5774 conditions, 850 events. 427/850 cut-off events. For 10202/10281 co-relation queries the response was YES. Maximal size of possible extension queue 94. Compared 4948 event pairs, 68 based on Foata normal form. 11/769 useless extension candidates. Maximal degree in co-relation 5468. Up to 319 conditions per place. [2021-03-24 23:36:36,420 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 99 selfloop transitions, 43 changer transitions 5/153 dead transitions. [2021-03-24 23:36:36,420 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 153 transitions, 2575 flow [2021-03-24 23:36:36,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:36,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:36,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 138 transitions. [2021-03-24 23:36:36,421 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6798029556650246 [2021-03-24 23:36:36,421 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 138 transitions. [2021-03-24 23:36:36,422 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 138 transitions. [2021-03-24 23:36:36,422 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:36,422 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 138 transitions. [2021-03-24 23:36:36,422 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.714285714285715) internal successors, (138), 7 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) [2021-03-24 23:36:36,423 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:36,423 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:36,423 INFO L185 Difference]: Start difference. First operand has 104 places, 122 transitions, 1887 flow. Second operand 7 states and 138 transitions. [2021-03-24 23:36:36,423 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 153 transitions, 2575 flow [2021-03-24 23:36:36,456 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 108 places, 153 transitions, 2448 flow, removed 41 selfloop flow, removed 2 redundant places. [2021-03-24 23:36:36,477 INFO L241 Difference]: Finished difference. Result has 109 places, 117 transitions, 1802 flow [2021-03-24 23:36:36,477 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=1754, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=120, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=43, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1802, PETRI_PLACES=109, PETRI_TRANSITIONS=117} [2021-03-24 23:36:36,478 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 86 predicate places. [2021-03-24 23:36:36,478 INFO L480 AbstractCegarLoop]: Abstraction has has 109 places, 117 transitions, 1802 flow [2021-03-24 23:36:36,478 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:36,478 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:36,478 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:36,478 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-24 23:36:36,478 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:36,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:36,479 INFO L82 PathProgramCache]: Analyzing trace with hash -2009103147, now seen corresponding path program 14 times [2021-03-24 23:36:36,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:36,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561307055] [2021-03-24 23:36:36,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:36,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:36,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:36,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:36,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:36:36,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:36,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:36:36,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:36,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:36:36,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:36,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:36:36,554 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:36:36,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:36,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:36,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:36,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:36,576 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561307055] [2021-03-24 23:36:36,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:36,576 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:36,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702356032] [2021-03-24 23:36:36,577 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:36:36,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:36,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:36:36,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:36:36,577 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:36:36,578 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 117 transitions, 1802 flow. Second operand has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:36,578 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:36,578 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:36:36,578 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:36,940 INFO L129 PetriNetUnfolder]: 445/873 cut-off events. [2021-03-24 23:36:36,940 INFO L130 PetriNetUnfolder]: For 10978/11057 co-relation queries the response was YES. [2021-03-24 23:36:36,945 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5970 conditions, 873 events. 445/873 cut-off events. For 10978/11057 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 4975 event pairs, 91 based on Foata normal form. 3/783 useless extension candidates. Maximal degree in co-relation 5790. Up to 377 conditions per place. [2021-03-24 23:36:36,954 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 86 selfloop transitions, 65 changer transitions 1/158 dead transitions. [2021-03-24 23:36:36,954 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 158 transitions, 2656 flow [2021-03-24 23:36:36,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:36,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:36,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 139 transitions. [2021-03-24 23:36:36,959 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6847290640394089 [2021-03-24 23:36:36,959 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 139 transitions. [2021-03-24 23:36:36,959 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 139 transitions. [2021-03-24 23:36:36,959 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:36,959 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 139 transitions. [2021-03-24 23:36:36,961 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.857142857142858) internal successors, (139), 7 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:36,961 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:36,961 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:36,961 INFO L185 Difference]: Start difference. First operand has 109 places, 117 transitions, 1802 flow. Second operand 7 states and 139 transitions. [2021-03-24 23:36:36,961 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 158 transitions, 2656 flow [2021-03-24 23:36:36,999 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 158 transitions, 2514 flow, removed 19 selfloop flow, removed 6 redundant places. [2021-03-24 23:36:37,002 INFO L241 Difference]: Finished difference. Result has 111 places, 132 transitions, 2087 flow [2021-03-24 23:36:37,002 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=1702, PETRI_DIFFERENCE_MINUEND_PLACES=101, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=50, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2087, PETRI_PLACES=111, PETRI_TRANSITIONS=132} [2021-03-24 23:36:37,003 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 88 predicate places. [2021-03-24 23:36:37,003 INFO L480 AbstractCegarLoop]: Abstraction has has 111 places, 132 transitions, 2087 flow [2021-03-24 23:36:37,003 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:37,003 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:37,003 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:37,003 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-03-24 23:36:37,004 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:37,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:37,004 INFO L82 PathProgramCache]: Analyzing trace with hash -1764329255, now seen corresponding path program 15 times [2021-03-24 23:36:37,004 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:37,004 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832428831] [2021-03-24 23:36:37,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:37,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:37,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:37,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:37,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:37,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:36:37,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:37,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:36:37,048 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-03-24 23:36:37,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:36:37,064 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:36:37,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:36:37,076 INFO L142 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size [2021-03-24 23:36:37,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:37,087 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:36:37,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:37,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:37,097 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832428831] [2021-03-24 23:36:37,097 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:37,097 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:37,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759655486] [2021-03-24 23:36:37,097 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:36:37,097 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:37,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:36:37,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:36:37,098 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:36:37,098 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 132 transitions, 2087 flow. Second operand has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:37,098 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:37,098 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:36:37,098 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:37,447 INFO L129 PetriNetUnfolder]: 448/892 cut-off events. [2021-03-24 23:36:37,447 INFO L130 PetriNetUnfolder]: For 11280/11359 co-relation queries the response was YES. [2021-03-24 23:36:37,453 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6087 conditions, 892 events. 448/892 cut-off events. For 11280/11359 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 5203 event pairs, 91 based on Foata normal form. 4/800 useless extension candidates. Maximal degree in co-relation 5902. Up to 377 conditions per place. [2021-03-24 23:36:37,459 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 106 selfloop transitions, 60 changer transitions 2/174 dead transitions. [2021-03-24 23:36:37,459 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 174 transitions, 3003 flow [2021-03-24 23:36:37,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:37,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:37,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 137 transitions. [2021-03-24 23:36:37,460 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6748768472906403 [2021-03-24 23:36:37,460 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 137 transitions. [2021-03-24 23:36:37,461 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 137 transitions. [2021-03-24 23:36:37,461 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:37,461 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 137 transitions. [2021-03-24 23:36:37,461 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.571428571428573) internal successors, (137), 7 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) [2021-03-24 23:36:37,462 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:37,462 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:37,462 INFO L185 Difference]: Start difference. First operand has 111 places, 132 transitions, 2087 flow. Second operand 7 states and 137 transitions. [2021-03-24 23:36:37,462 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 174 transitions, 3003 flow [2021-03-24 23:36:37,496 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 174 transitions, 2848 flow, removed 30 selfloop flow, removed 3 redundant places. [2021-03-24 23:36:37,500 INFO L241 Difference]: Finished difference. Result has 117 places, 139 transitions, 2227 flow [2021-03-24 23:36:37,500 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=1980, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=53, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2227, PETRI_PLACES=117, PETRI_TRANSITIONS=139} [2021-03-24 23:36:37,500 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 94 predicate places. [2021-03-24 23:36:37,500 INFO L480 AbstractCegarLoop]: Abstraction has has 117 places, 139 transitions, 2227 flow [2021-03-24 23:36:37,501 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:37,501 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:37,501 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:37,501 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-24 23:36:37,501 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:37,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:37,501 INFO L82 PathProgramCache]: Analyzing trace with hash -692945843, now seen corresponding path program 16 times [2021-03-24 23:36:37,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:37,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833686957] [2021-03-24 23:36:37,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:37,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:37,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:37,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:37,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:36:37,528 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size [2021-03-24 23:36:37,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:36:37,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:37,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:36:37,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:37,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:36:37,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:37,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:36:37,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:37,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:37,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:37,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833686957] [2021-03-24 23:36:37,604 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:37,604 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:37,605 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619420877] [2021-03-24 23:36:37,606 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:36:37,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:37,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:36:37,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:36:37,606 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:36:37,607 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 139 transitions, 2227 flow. Second operand has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:37,607 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:37,607 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:36:37,607 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:38,023 INFO L129 PetriNetUnfolder]: 468/963 cut-off events. [2021-03-24 23:36:38,023 INFO L130 PetriNetUnfolder]: For 12781/12860 co-relation queries the response was YES. [2021-03-24 23:36:38,029 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6587 conditions, 963 events. 468/963 cut-off events. For 12781/12860 co-relation queries the response was YES. Maximal size of possible extension queue 106. Compared 5889 event pairs, 109 based on Foata normal form. 5/865 useless extension candidates. Maximal degree in co-relation 6400. Up to 385 conditions per place. [2021-03-24 23:36:38,037 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 102 selfloop transitions, 64 changer transitions 3/175 dead transitions. [2021-03-24 23:36:38,037 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 123 places, 175 transitions, 3035 flow [2021-03-24 23:36:38,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:38,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:38,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 140 transitions. [2021-03-24 23:36:38,040 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6896551724137931 [2021-03-24 23:36:38,040 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 140 transitions. [2021-03-24 23:36:38,040 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 140 transitions. [2021-03-24 23:36:38,041 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:38,041 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 140 transitions. [2021-03-24 23:36:38,042 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.0) internal successors, (140), 7 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:38,043 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:38,043 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:38,044 INFO L185 Difference]: Start difference. First operand has 117 places, 139 transitions, 2227 flow. Second operand 7 states and 140 transitions. [2021-03-24 23:36:38,044 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 123 places, 175 transitions, 3035 flow [2021-03-24 23:36:38,091 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 175 transitions, 2890 flow, removed 15 selfloop flow, removed 3 redundant places. [2021-03-24 23:36:38,097 INFO L241 Difference]: Finished difference. Result has 124 places, 147 transitions, 2384 flow [2021-03-24 23:36:38,097 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=2094, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=139, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=56, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2384, PETRI_PLACES=124, PETRI_TRANSITIONS=147} [2021-03-24 23:36:38,098 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 101 predicate places. [2021-03-24 23:36:38,098 INFO L480 AbstractCegarLoop]: Abstraction has has 124 places, 147 transitions, 2384 flow [2021-03-24 23:36:38,098 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:38,098 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:38,098 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:38,098 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-24 23:36:38,098 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:38,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:38,099 INFO L82 PathProgramCache]: Analyzing trace with hash 1363119765, now seen corresponding path program 17 times [2021-03-24 23:36:38,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:38,099 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207097618] [2021-03-24 23:36:38,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:38,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:38,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:38,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:38,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:38,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:38,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:38,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:36:38,146 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:36:38,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:38,155 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:36:38,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:38,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:38,163 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207097618] [2021-03-24 23:36:38,163 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:38,163 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 23:36:38,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063408366] [2021-03-24 23:36:38,164 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 23:36:38,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:38,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 23:36:38,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-24 23:36:38,164 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 29 [2021-03-24 23:36:38,165 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 124 places, 147 transitions, 2384 flow. Second operand has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:38,165 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:38,165 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 29 [2021-03-24 23:36:38,165 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:38,355 INFO L129 PetriNetUnfolder]: 249/672 cut-off events. [2021-03-24 23:36:38,355 INFO L130 PetriNetUnfolder]: For 9130/9247 co-relation queries the response was YES. [2021-03-24 23:36:38,361 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4510 conditions, 672 events. 249/672 cut-off events. For 9130/9247 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 4780 event pairs, 29 based on Foata normal form. 9/635 useless extension candidates. Maximal degree in co-relation 4343. Up to 210 conditions per place. [2021-03-24 23:36:38,365 INFO L132 encePairwiseOnDemand]: 22/29 looper letters, 44 selfloop transitions, 73 changer transitions 0/157 dead transitions. [2021-03-24 23:36:38,365 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 157 transitions, 2774 flow [2021-03-24 23:36:38,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 23:36:38,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 23:36:38,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 129 transitions. [2021-03-24 23:36:38,366 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7413793103448276 [2021-03-24 23:36:38,366 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 129 transitions. [2021-03-24 23:36:38,366 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 129 transitions. [2021-03-24 23:36:38,366 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:38,366 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 129 transitions. [2021-03-24 23:36:38,367 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:38,367 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 29.0) internal successors, (203), 7 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:38,367 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 29.0) internal successors, (203), 7 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:38,367 INFO L185 Difference]: Start difference. First operand has 124 places, 147 transitions, 2384 flow. Second operand 6 states and 129 transitions. [2021-03-24 23:36:38,367 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 157 transitions, 2774 flow [2021-03-24 23:36:38,403 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 126 places, 157 transitions, 2692 flow, removed 19 selfloop flow, removed 2 redundant places. [2021-03-24 23:36:38,406 INFO L241 Difference]: Finished difference. Result has 129 places, 153 transitions, 2623 flow [2021-03-24 23:36:38,406 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=2310, PETRI_DIFFERENCE_MINUEND_PLACES=121, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=147, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=67, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2623, PETRI_PLACES=129, PETRI_TRANSITIONS=153} [2021-03-24 23:36:38,406 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 106 predicate places. [2021-03-24 23:36:38,406 INFO L480 AbstractCegarLoop]: Abstraction has has 129 places, 153 transitions, 2623 flow [2021-03-24 23:36:38,407 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:38,407 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:38,407 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:38,407 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-03-24 23:36:38,407 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:38,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:38,407 INFO L82 PathProgramCache]: Analyzing trace with hash -769060531, now seen corresponding path program 18 times [2021-03-24 23:36:38,407 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:38,407 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195215027] [2021-03-24 23:36:38,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:38,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:38,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:38,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:38,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:38,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:36:38,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:38,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:36:38,462 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-03-24 23:36:38,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:36:38,477 INFO L142 QuantifierPusher]: treesize reduction 6, result has 53.8 percent of original size [2021-03-24 23:36:38,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:36:38,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:38,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:38,496 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:36:38,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:38,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:38,507 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195215027] [2021-03-24 23:36:38,507 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:38,507 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:38,507 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595602486] [2021-03-24 23:36:38,508 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:36:38,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:38,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:36:38,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:36:38,508 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:36:38,509 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 153 transitions, 2623 flow. Second operand has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:38,509 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:38,509 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:36:38,509 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:38,830 INFO L129 PetriNetUnfolder]: 476/990 cut-off events. [2021-03-24 23:36:38,831 INFO L130 PetriNetUnfolder]: For 14337/14416 co-relation queries the response was YES. [2021-03-24 23:36:38,836 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7090 conditions, 990 events. 476/990 cut-off events. For 14337/14416 co-relation queries the response was YES. Maximal size of possible extension queue 113. Compared 6182 event pairs, 87 based on Foata normal form. 4/890 useless extension candidates. Maximal degree in co-relation 6890. Up to 385 conditions per place. [2021-03-24 23:36:38,841 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 112 selfloop transitions, 66 changer transitions 6/190 dead transitions. [2021-03-24 23:36:38,841 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 190 transitions, 3534 flow [2021-03-24 23:36:38,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:38,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:38,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 138 transitions. [2021-03-24 23:36:38,842 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6798029556650246 [2021-03-24 23:36:38,842 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 138 transitions. [2021-03-24 23:36:38,842 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 138 transitions. [2021-03-24 23:36:38,843 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:38,843 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 138 transitions. [2021-03-24 23:36:38,843 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.714285714285715) internal successors, (138), 7 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) [2021-03-24 23:36:38,843 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:38,844 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:38,844 INFO L185 Difference]: Start difference. First operand has 129 places, 153 transitions, 2623 flow. Second operand 7 states and 138 transitions. [2021-03-24 23:36:38,844 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 135 places, 190 transitions, 3534 flow [2021-03-24 23:36:38,891 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 133 places, 190 transitions, 3342 flow, removed 45 selfloop flow, removed 2 redundant places. [2021-03-24 23:36:38,894 INFO L241 Difference]: Finished difference. Result has 136 places, 155 transitions, 2676 flow [2021-03-24 23:36:38,895 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=2486, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=153, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=63, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2676, PETRI_PLACES=136, PETRI_TRANSITIONS=155} [2021-03-24 23:36:38,895 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 113 predicate places. [2021-03-24 23:36:38,895 INFO L480 AbstractCegarLoop]: Abstraction has has 136 places, 155 transitions, 2676 flow [2021-03-24 23:36:38,895 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 8 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:38,895 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:38,895 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:38,895 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-03-24 23:36:38,895 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:38,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:38,896 INFO L82 PathProgramCache]: Analyzing trace with hash -922699459, now seen corresponding path program 19 times [2021-03-24 23:36:38,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:38,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367915997] [2021-03-24 23:36:38,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:38,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:38,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:38,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:38,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:38,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:38,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:38,918 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:36:38,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:38,926 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:36:38,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:38,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:38,933 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367915997] [2021-03-24 23:36:38,933 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:38,934 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 23:36:38,934 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985121708] [2021-03-24 23:36:38,934 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 23:36:38,934 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:38,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 23:36:38,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-24 23:36:38,935 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 29 [2021-03-24 23:36:38,935 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 155 transitions, 2676 flow. Second operand has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:38,935 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:38,935 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 29 [2021-03-24 23:36:38,935 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:39,078 INFO L129 PetriNetUnfolder]: 252/665 cut-off events. [2021-03-24 23:36:39,078 INFO L130 PetriNetUnfolder]: For 9896/10013 co-relation queries the response was YES. [2021-03-24 23:36:39,081 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4648 conditions, 665 events. 252/665 cut-off events. For 9896/10013 co-relation queries the response was YES. Maximal size of possible extension queue 97. Compared 4679 event pairs, 27 based on Foata normal form. 7/588 useless extension candidates. Maximal degree in co-relation 4473. Up to 210 conditions per place. [2021-03-24 23:36:39,084 INFO L132 encePairwiseOnDemand]: 22/29 looper letters, 53 selfloop transitions, 70 changer transitions 4/170 dead transitions. [2021-03-24 23:36:39,084 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 170 transitions, 3174 flow [2021-03-24 23:36:39,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 23:36:39,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 23:36:39,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 127 transitions. [2021-03-24 23:36:39,085 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7298850574712644 [2021-03-24 23:36:39,085 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 127 transitions. [2021-03-24 23:36:39,085 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 127 transitions. [2021-03-24 23:36:39,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:39,085 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 127 transitions. [2021-03-24 23:36:39,085 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 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) [2021-03-24 23:36:39,086 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 29.0) internal successors, (203), 7 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:39,086 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 29.0) internal successors, (203), 7 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:39,086 INFO L185 Difference]: Start difference. First operand has 136 places, 155 transitions, 2676 flow. Second operand 6 states and 127 transitions. [2021-03-24 23:36:39,086 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 170 transitions, 3174 flow [2021-03-24 23:36:39,116 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 133 places, 170 transitions, 3004 flow, removed 26 selfloop flow, removed 6 redundant places. [2021-03-24 23:36:39,119 INFO L241 Difference]: Finished difference. Result has 136 places, 161 transitions, 2855 flow [2021-03-24 23:36:39,119 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=2514, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=62, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2855, PETRI_PLACES=136, PETRI_TRANSITIONS=161} [2021-03-24 23:36:39,119 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 113 predicate places. [2021-03-24 23:36:39,119 INFO L480 AbstractCegarLoop]: Abstraction has has 136 places, 161 transitions, 2855 flow [2021-03-24 23:36:39,120 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:39,120 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:39,120 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:39,120 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-03-24 23:36:39,120 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:39,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:39,120 INFO L82 PathProgramCache]: Analyzing trace with hash 1692671043, now seen corresponding path program 1 times [2021-03-24 23:36:39,120 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:39,120 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826674804] [2021-03-24 23:36:39,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:39,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:39,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:39,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:39,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:39,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:36:39,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:39,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:39,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826674804] [2021-03-24 23:36:39,161 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:39,161 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:39,161 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92256639] [2021-03-24 23:36:39,162 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:39,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:39,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:39,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:39,162 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:39,163 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 161 transitions, 2855 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:39,163 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:39,163 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:39,163 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:39,372 INFO L129 PetriNetUnfolder]: 486/1014 cut-off events. [2021-03-24 23:36:39,373 INFO L130 PetriNetUnfolder]: For 14187/14266 co-relation queries the response was YES. [2021-03-24 23:36:39,376 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7140 conditions, 1014 events. 486/1014 cut-off events. For 14187/14266 co-relation queries the response was YES. Maximal size of possible extension queue 119. Compared 6454 event pairs, 60 based on Foata normal form. 16/919 useless extension candidates. Maximal degree in co-relation 6949. Up to 309 conditions per place. [2021-03-24 23:36:39,380 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 161 selfloop transitions, 63 changer transitions 4/235 dead transitions. [2021-03-24 23:36:39,380 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 235 transitions, 4634 flow [2021-03-24 23:36:39,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:39,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:39,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:36:39,392 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:36:39,392 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:36:39,392 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:36:39,392 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:39,392 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:36:39,393 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:36:39,393 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:39,393 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:39,393 INFO L185 Difference]: Start difference. First operand has 136 places, 161 transitions, 2855 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:36:39,394 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 235 transitions, 4634 flow [2021-03-24 23:36:39,460 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 235 transitions, 4466 flow, removed 13 selfloop flow, removed 2 redundant places. [2021-03-24 23:36:39,464 INFO L241 Difference]: Finished difference. Result has 144 places, 176 transitions, 3273 flow [2021-03-24 23:36:39,464 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=2746, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=161, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=47, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=3273, PETRI_PLACES=144, PETRI_TRANSITIONS=176} [2021-03-24 23:36:39,465 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 121 predicate places. [2021-03-24 23:36:39,465 INFO L480 AbstractCegarLoop]: Abstraction has has 144 places, 176 transitions, 3273 flow [2021-03-24 23:36:39,465 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:39,465 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:39,465 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:39,465 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-03-24 23:36:39,465 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:39,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:39,465 INFO L82 PathProgramCache]: Analyzing trace with hash 906522893, now seen corresponding path program 2 times [2021-03-24 23:36:39,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:39,466 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009414928] [2021-03-24 23:36:39,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:39,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:39,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,482 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:36:39,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:39,488 INFO L142 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size [2021-03-24 23:36:39,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:39,499 INFO L142 QuantifierPusher]: treesize reduction 8, result has 63.6 percent of original size [2021-03-24 23:36:39,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:36:39,508 INFO L142 QuantifierPusher]: treesize reduction 8, result has 50.0 percent of original size [2021-03-24 23:36:39,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:36:39,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:39,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:39,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:39,531 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009414928] [2021-03-24 23:36:39,532 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1056212273] [2021-03-24 23:36:39,532 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 [2021-03-24 23:36:39,570 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:36:39,570 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:36:39,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:36:39,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:36:39,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,620 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:36:39,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:39,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:39,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:39,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:39,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:39,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:39,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:39,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:39,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,671 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-03-24 23:36:39,672 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-24 23:36:39,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:39,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:36:39,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:36:39,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,681 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:36:39,695 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:39,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,703 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:36:39,708 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:39,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,721 INFO L147 QuantifierPusher]: treesize reduction 3, result has 72.7 percent of original size 8 [2021-03-24 23:36:39,721 INFO L147 QuantifierPusher]: treesize reduction 3, result has 80.0 percent of original size 12 [2021-03-24 23:36:39,722 INFO L142 QuantifierPusher]: treesize reduction 3, result has 80.0 percent of original size [2021-03-24 23:36:39,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:39,738 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-24 23:36:39,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:39,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:39,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:39,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:39,758 INFO L142 QuantifierPusher]: treesize reduction 8, result has 52.9 percent of original size [2021-03-24 23:36:39,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:36:39,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:39,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:39,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:36:39,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:39,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:39,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:39,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:39,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:39,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:39,777 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 23:36:39,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:36:39,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:39,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:36:39,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:36:39,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,785 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:36:39,786 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:39,787 INFO L142 QuantifierPusher]: treesize reduction 22, result has 46.3 percent of original size [2021-03-24 23:36:39,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-03-24 23:36:39,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:39,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:39,792 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:36:39,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:39,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:39,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:39,802 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:36:39,802 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 11 [2021-03-24 23:36:39,802 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641056435] [2021-03-24 23:36:39,803 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 23:36:39,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:39,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 23:36:39,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:36:39,803 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:39,804 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 176 transitions, 3273 flow. Second operand has 11 states, 11 states have (on average 17.09090909090909) internal successors, (188), 11 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:39,804 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:39,804 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:39,804 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:40,282 INFO L129 PetriNetUnfolder]: 550/1110 cut-off events. [2021-03-24 23:36:40,282 INFO L130 PetriNetUnfolder]: For 17131/17210 co-relation queries the response was YES. [2021-03-24 23:36:40,294 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8122 conditions, 1110 events. 550/1110 cut-off events. For 17131/17210 co-relation queries the response was YES. Maximal size of possible extension queue 128. Compared 6927 event pairs, 101 based on Foata normal form. 10/985 useless extension candidates. Maximal degree in co-relation 7916. Up to 473 conditions per place. [2021-03-24 23:36:40,302 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 148 selfloop transitions, 76 changer transitions 0/231 dead transitions. [2021-03-24 23:36:40,302 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 231 transitions, 4559 flow [2021-03-24 23:36:40,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:40,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:40,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:36:40,303 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:36:40,303 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:36:40,303 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:36:40,303 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:40,303 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:36:40,304 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:40,304 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:40,304 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:40,304 INFO L185 Difference]: Start difference. First operand has 144 places, 176 transitions, 3273 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:36:40,304 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 231 transitions, 4559 flow [2021-03-24 23:36:40,396 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 231 transitions, 4509 flow, removed 3 selfloop flow, removed 2 redundant places. [2021-03-24 23:36:40,400 INFO L241 Difference]: Finished difference. Result has 150 places, 180 transitions, 3481 flow [2021-03-24 23:36:40,401 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=3244, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=176, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=72, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=3481, PETRI_PLACES=150, PETRI_TRANSITIONS=180} [2021-03-24 23:36:40,401 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 127 predicate places. [2021-03-24 23:36:40,401 INFO L480 AbstractCegarLoop]: Abstraction has has 150 places, 180 transitions, 3481 flow [2021-03-24 23:36:40,405 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 17.09090909090909) internal successors, (188), 11 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:40,405 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:40,405 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:40,626 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-03-24 23:36:40,626 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:40,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:40,626 INFO L82 PathProgramCache]: Analyzing trace with hash 1550928053, now seen corresponding path program 1 times [2021-03-24 23:36:40,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:40,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556082490] [2021-03-24 23:36:40,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:40,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:40,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:40,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:40,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:40,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:40,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:40,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556082490] [2021-03-24 23:36:40,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [21839268] [2021-03-24 23:36:40,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:36:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:40,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:36:40,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:36:40,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,733 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:36:40,734 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:36:40,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,744 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:36:40,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:40,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:40,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:40,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:40,746 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-24 23:36:40,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:36:40,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:40,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:36:40,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:36:40,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,752 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:36:40,753 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:40,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,756 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:36:40,756 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-03-24 23:36:40,756 INFO L142 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size [2021-03-24 23:36:40,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:40,757 INFO L142 QuantifierPusher]: treesize reduction 8, result has 52.9 percent of original size [2021-03-24 23:36:40,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:36:40,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:40,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:40,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:36:40,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:40,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:40,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:40,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:40,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:40,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:40,764 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-24 23:36:40,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:40,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:40,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:40,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:40,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:40,783 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:36:40,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:40,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:40,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:40,786 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:36:40,786 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-03-24 23:36:40,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637614324] [2021-03-24 23:36:40,788 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:36:40,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:40,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:36:40,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:36:40,790 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:40,791 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 150 places, 180 transitions, 3481 flow. Second operand has 8 states, 8 states have (on average 17.125) internal successors, (137), 8 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) [2021-03-24 23:36:40,791 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:40,791 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:40,791 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:41,115 INFO L129 PetriNetUnfolder]: 632/1288 cut-off events. [2021-03-24 23:36:41,115 INFO L130 PetriNetUnfolder]: For 20601/20606 co-relation queries the response was YES. [2021-03-24 23:36:41,125 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9435 conditions, 1288 events. 632/1288 cut-off events. For 20601/20606 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 8398 event pairs, 57 based on Foata normal form. 2/1122 useless extension candidates. Maximal degree in co-relation 9186. Up to 440 conditions per place. [2021-03-24 23:36:41,134 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 192 selfloop transitions, 67 changer transitions 3/269 dead transitions. [2021-03-24 23:36:41,134 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 269 transitions, 5476 flow [2021-03-24 23:36:41,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:41,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:41,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 151 transitions. [2021-03-24 23:36:41,135 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7438423645320197 [2021-03-24 23:36:41,135 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 151 transitions. [2021-03-24 23:36:41,135 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 151 transitions. [2021-03-24 23:36:41,135 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:41,136 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 151 transitions. [2021-03-24 23:36:41,136 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:41,137 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:41,137 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:41,137 INFO L185 Difference]: Start difference. First operand has 150 places, 180 transitions, 3481 flow. Second operand 7 states and 151 transitions. [2021-03-24 23:36:41,137 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 156 places, 269 transitions, 5476 flow [2021-03-24 23:36:41,226 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 153 places, 269 transitions, 5314 flow, removed 8 selfloop flow, removed 3 redundant places. [2021-03-24 23:36:41,231 INFO L241 Difference]: Finished difference. Result has 157 places, 197 transitions, 3865 flow [2021-03-24 23:36:41,231 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=3319, PETRI_DIFFERENCE_MINUEND_PLACES=147, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=180, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=50, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=3865, PETRI_PLACES=157, PETRI_TRANSITIONS=197} [2021-03-24 23:36:41,231 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 134 predicate places. [2021-03-24 23:36:41,231 INFO L480 AbstractCegarLoop]: Abstraction has has 157 places, 197 transitions, 3865 flow [2021-03-24 23:36:41,231 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 17.125) internal successors, (137), 8 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) [2021-03-24 23:36:41,231 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:41,231 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:41,447 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-03-24 23:36:41,447 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:41,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:41,448 INFO L82 PathProgramCache]: Analyzing trace with hash 1682800871, now seen corresponding path program 3 times [2021-03-24 23:36:41,448 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:41,448 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818065884] [2021-03-24 23:36:41,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:41,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:41,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:41,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:41,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:41,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:41,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:41,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:41,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:41,486 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:36:41,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:41,495 INFO L142 QuantifierPusher]: treesize reduction 4, result has 60.0 percent of original size [2021-03-24 23:36:41,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:41,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:41,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:41,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:41,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818065884] [2021-03-24 23:36:41,504 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:41,504 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:41,504 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69523887] [2021-03-24 23:36:41,504 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:41,504 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:41,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:41,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:41,505 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:41,505 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 197 transitions, 3865 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:41,505 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:41,505 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:41,505 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:41,814 INFO L129 PetriNetUnfolder]: 654/1328 cut-off events. [2021-03-24 23:36:41,814 INFO L130 PetriNetUnfolder]: For 22752/22780 co-relation queries the response was YES. [2021-03-24 23:36:41,824 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9925 conditions, 1328 events. 654/1328 cut-off events. For 22752/22780 co-relation queries the response was YES. Maximal size of possible extension queue 152. Compared 8756 event pairs, 103 based on Foata normal form. 5/1156 useless extension candidates. Maximal degree in co-relation 9663. Up to 380 conditions per place. [2021-03-24 23:36:41,831 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 159 selfloop transitions, 75 changer transitions 0/241 dead transitions. [2021-03-24 23:36:41,831 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 241 transitions, 4992 flow [2021-03-24 23:36:41,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:41,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:41,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 153 transitions. [2021-03-24 23:36:41,832 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7536945812807881 [2021-03-24 23:36:41,832 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 153 transitions. [2021-03-24 23:36:41,832 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 153 transitions. [2021-03-24 23:36:41,832 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:41,832 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 153 transitions. [2021-03-24 23:36:41,843 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.857142857142858) internal successors, (153), 7 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:41,847 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:41,847 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:41,847 INFO L185 Difference]: Start difference. First operand has 157 places, 197 transitions, 3865 flow. Second operand 7 states and 153 transitions. [2021-03-24 23:36:41,847 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 241 transitions, 4992 flow [2021-03-24 23:36:41,982 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 241 transitions, 4861 flow, removed 23 selfloop flow, removed 2 redundant places. [2021-03-24 23:36:41,987 INFO L241 Difference]: Finished difference. Result has 164 places, 203 transitions, 4049 flow [2021-03-24 23:36:41,987 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=3754, PETRI_DIFFERENCE_MINUEND_PLACES=155, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=197, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=69, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=4049, PETRI_PLACES=164, PETRI_TRANSITIONS=203} [2021-03-24 23:36:41,987 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 141 predicate places. [2021-03-24 23:36:41,987 INFO L480 AbstractCegarLoop]: Abstraction has has 164 places, 203 transitions, 4049 flow [2021-03-24 23:36:41,988 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:41,988 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:41,988 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:41,988 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-03-24 23:36:41,988 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:41,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:41,988 INFO L82 PathProgramCache]: Analyzing trace with hash -855910833, now seen corresponding path program 4 times [2021-03-24 23:36:41,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:41,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409050713] [2021-03-24 23:36:41,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:41,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:41,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:41,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:41,999 INFO L142 QuantifierPusher]: treesize reduction 4, result has 60.0 percent of original size [2021-03-24 23:36:42,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:42,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:42,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:36:42,007 INFO L142 QuantifierPusher]: treesize reduction 8, result has 63.6 percent of original size [2021-03-24 23:36:42,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:36:42,015 INFO L142 QuantifierPusher]: treesize reduction 8, result has 50.0 percent of original size [2021-03-24 23:36:42,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:36:42,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:42,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:42,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:42,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:42,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:42,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:42,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:42,038 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409050713] [2021-03-24 23:36:42,038 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:42,038 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-24 23:36:42,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7085864] [2021-03-24 23:36:42,039 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:36:42,039 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:42,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:36:42,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:36:42,039 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:42,040 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 203 transitions, 4049 flow. Second operand has 8 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:42,040 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:42,040 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:42,040 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:42,360 INFO L129 PetriNetUnfolder]: 700/1400 cut-off events. [2021-03-24 23:36:42,360 INFO L130 PetriNetUnfolder]: For 25724/25786 co-relation queries the response was YES. [2021-03-24 23:36:42,371 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10821 conditions, 1400 events. 700/1400 cut-off events. For 25724/25786 co-relation queries the response was YES. Maximal size of possible extension queue 159. Compared 9058 event pairs, 51 based on Foata normal form. 4/1213 useless extension candidates. Maximal degree in co-relation 10559. Up to 535 conditions per place. [2021-03-24 23:36:42,378 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 172 selfloop transitions, 68 changer transitions 0/247 dead transitions. [2021-03-24 23:36:42,379 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 247 transitions, 5229 flow [2021-03-24 23:36:42,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:42,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:42,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 151 transitions. [2021-03-24 23:36:42,379 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7438423645320197 [2021-03-24 23:36:42,380 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 151 transitions. [2021-03-24 23:36:42,380 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 151 transitions. [2021-03-24 23:36:42,380 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:42,380 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 151 transitions. [2021-03-24 23:36:42,380 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:42,380 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:42,381 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:42,381 INFO L185 Difference]: Start difference. First operand has 164 places, 203 transitions, 4049 flow. Second operand 7 states and 151 transitions. [2021-03-24 23:36:42,381 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 247 transitions, 5229 flow [2021-03-24 23:36:42,495 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 166 places, 247 transitions, 4992 flow, removed 23 selfloop flow, removed 4 redundant places. [2021-03-24 23:36:42,500 INFO L241 Difference]: Finished difference. Result has 170 places, 210 transitions, 4190 flow [2021-03-24 23:36:42,500 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=3839, PETRI_DIFFERENCE_MINUEND_PLACES=160, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=203, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=61, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=135, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=4190, PETRI_PLACES=170, PETRI_TRANSITIONS=210} [2021-03-24 23:36:42,500 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 147 predicate places. [2021-03-24 23:36:42,500 INFO L480 AbstractCegarLoop]: Abstraction has has 170 places, 210 transitions, 4190 flow [2021-03-24 23:36:42,500 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:42,500 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:42,501 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:42,501 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-03-24 23:36:42,501 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:42,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:42,501 INFO L82 PathProgramCache]: Analyzing trace with hash 188045831, now seen corresponding path program 5 times [2021-03-24 23:36:42,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:42,501 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403266821] [2021-03-24 23:36:42,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:42,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:42,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:42,520 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:36:42,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:42,526 INFO L142 QuantifierPusher]: treesize reduction 12, result has 67.6 percent of original size [2021-03-24 23:36:42,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:36:42,545 INFO L142 QuantifierPusher]: treesize reduction 8, result has 63.6 percent of original size [2021-03-24 23:36:42,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:36:42,554 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-24 23:36:42,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:36:42,564 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-03-24 23:36:42,565 INFO L147 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size 10 [2021-03-24 23:36:42,581 INFO L142 QuantifierPusher]: treesize reduction 17, result has 5.6 percent of original size [2021-03-24 23:36:42,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:42,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:42,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:42,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:42,583 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403266821] [2021-03-24 23:36:42,583 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:42,583 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:42,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390615886] [2021-03-24 23:36:42,583 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:42,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:42,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:42,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:42,584 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:42,584 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 210 transitions, 4190 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:42,584 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:42,584 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:42,584 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:42,968 INFO L129 PetriNetUnfolder]: 780/1643 cut-off events. [2021-03-24 23:36:42,969 INFO L130 PetriNetUnfolder]: For 31237/31256 co-relation queries the response was YES. [2021-03-24 23:36:42,980 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12477 conditions, 1643 events. 780/1643 cut-off events. For 31237/31256 co-relation queries the response was YES. Maximal size of possible extension queue 195. Compared 11681 event pairs, 135 based on Foata normal form. 6/1436 useless extension candidates. Maximal degree in co-relation 12193. Up to 648 conditions per place. [2021-03-24 23:36:42,989 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 187 selfloop transitions, 99 changer transitions 1/294 dead transitions. [2021-03-24 23:36:42,989 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 294 transitions, 6442 flow [2021-03-24 23:36:42,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:42,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:42,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 145 transitions. [2021-03-24 23:36:42,990 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7142857142857143 [2021-03-24 23:36:42,990 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 145 transitions. [2021-03-24 23:36:42,990 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 145 transitions. [2021-03-24 23:36:42,990 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:42,990 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 145 transitions. [2021-03-24 23:36:42,990 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:42,991 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:42,991 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:42,991 INFO L185 Difference]: Start difference. First operand has 170 places, 210 transitions, 4190 flow. Second operand 7 states and 145 transitions. [2021-03-24 23:36:42,991 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 294 transitions, 6442 flow [2021-03-24 23:36:43,134 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 294 transitions, 6272 flow, removed 41 selfloop flow, removed 2 redundant places. [2021-03-24 23:36:43,139 INFO L241 Difference]: Finished difference. Result has 179 places, 240 transitions, 4967 flow [2021-03-24 23:36:43,139 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=4077, PETRI_DIFFERENCE_MINUEND_PLACES=168, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=210, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=69, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=4967, PETRI_PLACES=179, PETRI_TRANSITIONS=240} [2021-03-24 23:36:43,140 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 156 predicate places. [2021-03-24 23:36:43,140 INFO L480 AbstractCegarLoop]: Abstraction has has 179 places, 240 transitions, 4967 flow [2021-03-24 23:36:43,140 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:43,140 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:43,140 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:43,140 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-03-24 23:36:43,140 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:43,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:43,141 INFO L82 PathProgramCache]: Analyzing trace with hash -957560243, now seen corresponding path program 2 times [2021-03-24 23:36:43,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:43,141 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666231518] [2021-03-24 23:36:43,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:43,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:43,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:43,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:43,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:43,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:43,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:43,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:43,195 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666231518] [2021-03-24 23:36:43,196 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [692872500] [2021-03-24 23:36:43,196 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:36:43,244 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:36:43,245 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:36:43,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:36:43,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:36:43,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,254 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:36:43,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:43,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:43,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:43,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:43,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,274 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-03-24 23:36:43,274 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-24 23:36:43,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:43,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:36:43,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:36:43,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,277 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:36:43,278 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:43,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,283 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:36:43,284 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:43,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,290 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:36:43,291 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:36:43,291 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:36:43,292 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:36:43,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:43,303 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-24 23:36:43,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:43,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:43,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:43,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:43,319 INFO L142 QuantifierPusher]: treesize reduction 8, result has 52.9 percent of original size [2021-03-24 23:36:43,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:36:43,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:43,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:43,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:36:43,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:43,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:43,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:43,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:43,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:43,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:43,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:43,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:43,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:43,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:43,329 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-24 23:36:43,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:43,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:43,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:43,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:43,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:43,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:43,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:43,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:43,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:43,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:43,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:43,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:43,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:43,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:43,341 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:36:43,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:43,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:43,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:43,345 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:36:43,345 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-03-24 23:36:43,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245582897] [2021-03-24 23:36:43,345 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:36:43,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:43,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:36:43,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:36:43,346 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:43,346 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 179 places, 240 transitions, 4967 flow. Second operand has 10 states, 10 states have (on average 17.1) internal successors, (171), 10 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) [2021-03-24 23:36:43,346 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:43,347 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:43,347 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:43,983 INFO L129 PetriNetUnfolder]: 866/1857 cut-off events. [2021-03-24 23:36:43,983 INFO L130 PetriNetUnfolder]: For 36347/36378 co-relation queries the response was YES. [2021-03-24 23:36:43,997 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14325 conditions, 1857 events. 866/1857 cut-off events. For 36347/36378 co-relation queries the response was YES. Maximal size of possible extension queue 220. Compared 13796 event pairs, 134 based on Foata normal form. 5/1598 useless extension candidates. Maximal degree in co-relation 14168. Up to 502 conditions per place. [2021-03-24 23:36:44,007 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 196 selfloop transitions, 118 changer transitions 0/321 dead transitions. [2021-03-24 23:36:44,007 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 321 transitions, 7202 flow [2021-03-24 23:36:44,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:44,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:44,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:36:44,008 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:36:44,008 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:36:44,008 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:36:44,008 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:44,008 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:36:44,009 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:44,009 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:44,009 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:44,009 INFO L185 Difference]: Start difference. First operand has 179 places, 240 transitions, 4967 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:36:44,009 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 321 transitions, 7202 flow [2021-03-24 23:36:44,174 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 182 places, 321 transitions, 7003 flow, removed 61 selfloop flow, removed 2 redundant places. [2021-03-24 23:36:44,180 INFO L241 Difference]: Finished difference. Result has 187 places, 271 transitions, 5837 flow [2021-03-24 23:36:44,180 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=4800, PETRI_DIFFERENCE_MINUEND_PLACES=176, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=240, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=87, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=134, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=5837, PETRI_PLACES=187, PETRI_TRANSITIONS=271} [2021-03-24 23:36:44,180 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 164 predicate places. [2021-03-24 23:36:44,181 INFO L480 AbstractCegarLoop]: Abstraction has has 187 places, 271 transitions, 5837 flow [2021-03-24 23:36:44,181 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 17.1) internal successors, (171), 10 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) [2021-03-24 23:36:44,181 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:44,181 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:44,397 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:36:44,398 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:44,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:44,398 INFO L82 PathProgramCache]: Analyzing trace with hash 1213546099, now seen corresponding path program 6 times [2021-03-24 23:36:44,399 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:44,399 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577103284] [2021-03-24 23:36:44,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:44,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:44,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:44,417 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:36:44,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:44,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:44,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:36:44,426 INFO L142 QuantifierPusher]: treesize reduction 12, result has 61.3 percent of original size [2021-03-24 23:36:44,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:36:44,438 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 23:36:44,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:36:44,445 INFO L142 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size [2021-03-24 23:36:44,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:44,452 INFO L142 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size [2021-03-24 23:36:44,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:44,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:44,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:44,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:44,453 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577103284] [2021-03-24 23:36:44,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:44,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:44,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517362030] [2021-03-24 23:36:44,453 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:44,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:44,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:44,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:44,454 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:44,454 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 187 places, 271 transitions, 5837 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:44,454 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:44,454 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:44,454 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:44,840 INFO L129 PetriNetUnfolder]: 865/1888 cut-off events. [2021-03-24 23:36:44,840 INFO L130 PetriNetUnfolder]: For 36655/36689 co-relation queries the response was YES. [2021-03-24 23:36:44,854 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14566 conditions, 1888 events. 865/1888 cut-off events. For 36655/36689 co-relation queries the response was YES. Maximal size of possible extension queue 223. Compared 14278 event pairs, 88 based on Foata normal form. 9/1633 useless extension candidates. Maximal degree in co-relation 14242. Up to 611 conditions per place. [2021-03-24 23:36:44,864 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 195 selfloop transitions, 125 changer transitions 1/328 dead transitions. [2021-03-24 23:36:44,864 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 193 places, 328 transitions, 7566 flow [2021-03-24 23:36:44,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:44,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:44,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 144 transitions. [2021-03-24 23:36:44,865 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7093596059113301 [2021-03-24 23:36:44,865 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 144 transitions. [2021-03-24 23:36:44,865 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 144 transitions. [2021-03-24 23:36:44,865 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:44,865 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 144 transitions. [2021-03-24 23:36:44,866 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.571428571428573) internal successors, (144), 7 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:44,866 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:44,866 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:44,866 INFO L185 Difference]: Start difference. First operand has 187 places, 271 transitions, 5837 flow. Second operand 7 states and 144 transitions. [2021-03-24 23:36:44,866 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 193 places, 328 transitions, 7566 flow [2021-03-24 23:36:45,101 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 192 places, 328 transitions, 7465 flow, removed 20 selfloop flow, removed 1 redundant places. [2021-03-24 23:36:45,106 INFO L241 Difference]: Finished difference. Result has 193 places, 274 transitions, 6056 flow [2021-03-24 23:36:45,106 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=5701, PETRI_DIFFERENCE_MINUEND_PLACES=186, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=270, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=120, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=145, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=6056, PETRI_PLACES=193, PETRI_TRANSITIONS=274} [2021-03-24 23:36:45,106 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 170 predicate places. [2021-03-24 23:36:45,106 INFO L480 AbstractCegarLoop]: Abstraction has has 193 places, 274 transitions, 6056 flow [2021-03-24 23:36:45,106 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:45,106 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:45,106 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:45,107 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-03-24 23:36:45,107 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:45,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:45,107 INFO L82 PathProgramCache]: Analyzing trace with hash -807126357, now seen corresponding path program 3 times [2021-03-24 23:36:45,107 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:45,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550379940] [2021-03-24 23:36:45,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:45,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:45,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:45,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:45,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:45,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:45,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:45,150 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550379940] [2021-03-24 23:36:45,150 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [686998761] [2021-03-24 23:36:45,150 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:36:45,188 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-24 23:36:45,188 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:36:45,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:36:45,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:36:45,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:45,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:45,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:45,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:45,194 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:36:45,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:45,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:45,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:45,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:45,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:45,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:45,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:45,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:45,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,218 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-03-24 23:36:45,218 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-24 23:36:45,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:45,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:36:45,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:36:45,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,221 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:36:45,222 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:45,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,225 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:36:45,225 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:45,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,227 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:36:45,228 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:36:45,228 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:36:45,229 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:36:45,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:45,241 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-24 23:36:45,242 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-03-24 23:36:45,242 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:36:45,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:45,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:45,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:45,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,253 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:36:45,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:45,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:45,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:45,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:45,257 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-24 23:36:45,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:45,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:45,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:45,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:45,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:45,271 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:36:45,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:45,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:45,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:45,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:45,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:45,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:45,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:45,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:45,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:45,274 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:36:45,274 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-24 23:36:45,275 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518926176] [2021-03-24 23:36:45,275 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-24 23:36:45,275 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:45,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-24 23:36:45,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-03-24 23:36:45,275 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:45,276 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 274 transitions, 6056 flow. Second operand has 9 states, 9 states have (on average 17.11111111111111) internal successors, (154), 9 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:45,276 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:45,276 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:45,276 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:45,842 INFO L129 PetriNetUnfolder]: 911/2031 cut-off events. [2021-03-24 23:36:45,843 INFO L130 PetriNetUnfolder]: For 41168/41173 co-relation queries the response was YES. [2021-03-24 23:36:45,859 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15657 conditions, 2031 events. 911/2031 cut-off events. For 41168/41173 co-relation queries the response was YES. Maximal size of possible extension queue 239. Compared 15860 event pairs, 118 based on Foata normal form. 4/1734 useless extension candidates. Maximal degree in co-relation 15319. Up to 546 conditions per place. [2021-03-24 23:36:45,870 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 238 selfloop transitions, 112 changer transitions 0/357 dead transitions. [2021-03-24 23:36:45,870 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 198 places, 357 transitions, 8557 flow [2021-03-24 23:36:45,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:45,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:45,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:36:45,871 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:36:45,871 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:36:45,871 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:36:45,871 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:45,871 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:36:45,872 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:36:45,872 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:45,872 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:45,872 INFO L185 Difference]: Start difference. First operand has 193 places, 274 transitions, 6056 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:36:45,872 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 198 places, 357 transitions, 8557 flow [2021-03-24 23:36:46,082 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 195 places, 357 transitions, 8321 flow, removed 12 selfloop flow, removed 3 redundant places. [2021-03-24 23:36:46,088 INFO L241 Difference]: Finished difference. Result has 199 places, 292 transitions, 6634 flow [2021-03-24 23:36:46,089 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=5828, PETRI_DIFFERENCE_MINUEND_PLACES=189, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=274, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=94, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=162, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=6634, PETRI_PLACES=199, PETRI_TRANSITIONS=292} [2021-03-24 23:36:46,089 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 176 predicate places. [2021-03-24 23:36:46,089 INFO L480 AbstractCegarLoop]: Abstraction has has 199 places, 292 transitions, 6634 flow [2021-03-24 23:36:46,089 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 17.11111111111111) internal successors, (154), 9 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:46,089 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:46,089 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:46,289 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:36:46,290 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:46,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:46,290 INFO L82 PathProgramCache]: Analyzing trace with hash 2009478097, now seen corresponding path program 7 times [2021-03-24 23:36:46,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:46,290 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264644389] [2021-03-24 23:36:46,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:46,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:46,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:46,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:46,310 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:36:46,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:46,316 INFO L142 QuantifierPusher]: treesize reduction 16, result has 60.0 percent of original size [2021-03-24 23:36:46,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:36:46,328 INFO L142 QuantifierPusher]: treesize reduction 20, result has 39.4 percent of original size [2021-03-24 23:36:46,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:46,337 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-24 23:36:46,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:36:46,343 INFO L142 QuantifierPusher]: treesize reduction 19, result has 5.0 percent of original size [2021-03-24 23:36:46,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:46,348 INFO L142 QuantifierPusher]: treesize reduction 17, result has 5.6 percent of original size [2021-03-24 23:36:46,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:46,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:46,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:46,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:46,349 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264644389] [2021-03-24 23:36:46,349 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:46,349 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:46,349 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112519182] [2021-03-24 23:36:46,349 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:46,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:46,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:46,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:46,350 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:46,351 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 199 places, 292 transitions, 6634 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:46,351 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:46,351 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:46,351 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:46,788 INFO L129 PetriNetUnfolder]: 910/2061 cut-off events. [2021-03-24 23:36:46,788 INFO L130 PetriNetUnfolder]: For 43879/43884 co-relation queries the response was YES. [2021-03-24 23:36:46,807 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16138 conditions, 2061 events. 910/2061 cut-off events. For 43879/43884 co-relation queries the response was YES. Maximal size of possible extension queue 246. Compared 16363 event pairs, 156 based on Foata normal form. 3/1901 useless extension candidates. Maximal degree in co-relation 15784. Up to 870 conditions per place. [2021-03-24 23:36:46,816 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 187 selfloop transitions, 142 changer transitions 1/337 dead transitions. [2021-03-24 23:36:46,816 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 205 places, 337 transitions, 8283 flow [2021-03-24 23:36:46,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:46,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:46,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 145 transitions. [2021-03-24 23:36:46,817 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7142857142857143 [2021-03-24 23:36:46,817 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 145 transitions. [2021-03-24 23:36:46,817 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 145 transitions. [2021-03-24 23:36:46,817 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:46,817 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 145 transitions. [2021-03-24 23:36:46,818 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:46,818 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:46,818 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:46,818 INFO L185 Difference]: Start difference. First operand has 199 places, 292 transitions, 6634 flow. Second operand 7 states and 145 transitions. [2021-03-24 23:36:46,818 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 205 places, 337 transitions, 8283 flow [2021-03-24 23:36:46,984 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 203 places, 337 transitions, 8100 flow, removed 30 selfloop flow, removed 2 redundant places. [2021-03-24 23:36:46,990 INFO L241 Difference]: Finished difference. Result has 207 places, 305 transitions, 7151 flow [2021-03-24 23:36:46,990 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=6476, PETRI_DIFFERENCE_MINUEND_PLACES=197, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=292, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=129, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=155, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=7151, PETRI_PLACES=207, PETRI_TRANSITIONS=305} [2021-03-24 23:36:46,990 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 184 predicate places. [2021-03-24 23:36:46,990 INFO L480 AbstractCegarLoop]: Abstraction has has 207 places, 305 transitions, 7151 flow [2021-03-24 23:36:46,990 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:46,990 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:46,990 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:46,990 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-03-24 23:36:46,991 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:46,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:46,991 INFO L82 PathProgramCache]: Analyzing trace with hash 848256617, now seen corresponding path program 4 times [2021-03-24 23:36:46,991 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:46,991 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184784186] [2021-03-24 23:36:46,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:47,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:47,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:47,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:47,023 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:36:47,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:47,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:47,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:47,038 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184784186] [2021-03-24 23:36:47,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1253066667] [2021-03-24 23:36:47,039 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:36:47,081 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:36:47,082 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:36:47,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:36:47,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:36:47,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,089 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:36:47,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:47,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:47,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:47,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:47,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:47,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:47,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:47,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:47,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,110 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-03-24 23:36:47,111 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-24 23:36:47,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:47,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:36:47,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:36:47,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,114 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:36:47,114 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:47,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,120 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:36:47,121 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:47,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,123 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:36:47,123 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:36:47,123 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:36:47,124 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:36:47,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:47,135 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-24 23:36:47,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:47,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:47,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:47,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:47,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:47,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:47,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:47,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:47,150 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-24 23:36:47,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:36:47,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:47,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:36:47,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:36:47,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,154 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:36:47,155 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:47,155 INFO L142 QuantifierPusher]: treesize reduction 12, result has 58.6 percent of original size [2021-03-24 23:36:47,157 INFO L147 QuantifierPusher]: treesize reduction 2, result has 71.4 percent of original size 5 [2021-03-24 23:36:47,157 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:36:47,158 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:36:47,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:47,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:47,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:47,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:47,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:47,172 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:36:47,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:47,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:47,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:47,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:47,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:47,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:47,177 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:36:47,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:47,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:47,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:47,183 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:36:47,183 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-03-24 23:36:47,183 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836580585] [2021-03-24 23:36:47,183 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 23:36:47,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:47,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 23:36:47,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:36:47,184 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:47,184 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 207 places, 305 transitions, 7151 flow. Second operand has 11 states, 11 states have (on average 17.181818181818183) internal successors, (189), 11 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:47,184 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:47,184 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:47,185 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:47,772 INFO L129 PetriNetUnfolder]: 930/2103 cut-off events. [2021-03-24 23:36:47,772 INFO L130 PetriNetUnfolder]: For 46595/46600 co-relation queries the response was YES. [2021-03-24 23:36:47,787 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16764 conditions, 2103 events. 930/2103 cut-off events. For 46595/46600 co-relation queries the response was YES. Maximal size of possible extension queue 254. Compared 16690 event pairs, 154 based on Foata normal form. 6/1946 useless extension candidates. Maximal degree in co-relation 16596. Up to 562 conditions per place. [2021-03-24 23:36:47,794 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 206 selfloop transitions, 139 changer transitions 0/352 dead transitions. [2021-03-24 23:36:47,795 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 212 places, 352 transitions, 8829 flow [2021-03-24 23:36:47,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:47,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:47,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 153 transitions. [2021-03-24 23:36:47,796 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7536945812807881 [2021-03-24 23:36:47,796 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 153 transitions. [2021-03-24 23:36:47,796 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 153 transitions. [2021-03-24 23:36:47,796 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:47,796 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 153 transitions. [2021-03-24 23:36:47,796 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.857142857142858) internal successors, (153), 7 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:47,797 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:47,797 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:47,797 INFO L185 Difference]: Start difference. First operand has 207 places, 305 transitions, 7151 flow. Second operand 7 states and 153 transitions. [2021-03-24 23:36:47,797 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 212 places, 352 transitions, 8829 flow [2021-03-24 23:36:47,998 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 208 places, 352 transitions, 8517 flow, removed 30 selfloop flow, removed 4 redundant places. [2021-03-24 23:36:48,004 INFO L241 Difference]: Finished difference. Result has 211 places, 314 transitions, 7438 flow [2021-03-24 23:36:48,004 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=6853, PETRI_DIFFERENCE_MINUEND_PLACES=202, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=305, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=130, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=7438, PETRI_PLACES=211, PETRI_TRANSITIONS=314} [2021-03-24 23:36:48,004 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 188 predicate places. [2021-03-24 23:36:48,005 INFO L480 AbstractCegarLoop]: Abstraction has has 211 places, 314 transitions, 7438 flow [2021-03-24 23:36:48,005 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 17.181818181818183) internal successors, (189), 11 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:48,005 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:48,005 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:48,212 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-03-24 23:36:48,212 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:48,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:48,213 INFO L82 PathProgramCache]: Analyzing trace with hash -584487053, now seen corresponding path program 8 times [2021-03-24 23:36:48,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:48,213 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213548978] [2021-03-24 23:36:48,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:48,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:48,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:48,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:48,226 INFO L142 QuantifierPusher]: treesize reduction 4, result has 60.0 percent of original size [2021-03-24 23:36:48,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:48,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:48,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:36:48,233 INFO L142 QuantifierPusher]: treesize reduction 8, result has 63.6 percent of original size [2021-03-24 23:36:48,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:36:48,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:48,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:48,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:48,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:48,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:48,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:48,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:48,252 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213548978] [2021-03-24 23:36:48,253 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:48,253 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:48,253 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812436888] [2021-03-24 23:36:48,253 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:48,253 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:48,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:48,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:48,253 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:48,254 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 211 places, 314 transitions, 7438 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:48,254 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:48,254 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:48,254 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:48,720 INFO L129 PetriNetUnfolder]: 1052/2323 cut-off events. [2021-03-24 23:36:48,721 INFO L130 PetriNetUnfolder]: For 52068/52073 co-relation queries the response was YES. [2021-03-24 23:36:48,741 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18701 conditions, 2323 events. 1052/2323 cut-off events. For 52068/52073 co-relation queries the response was YES. Maximal size of possible extension queue 276. Compared 18399 event pairs, 78 based on Foata normal form. 2/2124 useless extension candidates. Maximal degree in co-relation 18333. Up to 925 conditions per place. [2021-03-24 23:36:48,749 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 306 selfloop transitions, 81 changer transitions 3/397 dead transitions. [2021-03-24 23:36:48,749 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 217 places, 397 transitions, 9872 flow [2021-03-24 23:36:48,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:48,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:48,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 151 transitions. [2021-03-24 23:36:48,750 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7438423645320197 [2021-03-24 23:36:48,750 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 151 transitions. [2021-03-24 23:36:48,750 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 151 transitions. [2021-03-24 23:36:48,750 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:48,750 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 151 transitions. [2021-03-24 23:36:48,750 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:48,751 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:48,751 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:48,751 INFO L185 Difference]: Start difference. First operand has 211 places, 314 transitions, 7438 flow. Second operand 7 states and 151 transitions. [2021-03-24 23:36:48,751 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 217 places, 397 transitions, 9872 flow [2021-03-24 23:36:48,941 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 215 places, 397 transitions, 9681 flow, removed 10 selfloop flow, removed 2 redundant places. [2021-03-24 23:36:48,947 INFO L241 Difference]: Finished difference. Result has 219 places, 331 transitions, 7945 flow [2021-03-24 23:36:48,947 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=7274, PETRI_DIFFERENCE_MINUEND_PLACES=209, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=314, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=64, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=233, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=7945, PETRI_PLACES=219, PETRI_TRANSITIONS=331} [2021-03-24 23:36:48,947 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 196 predicate places. [2021-03-24 23:36:48,947 INFO L480 AbstractCegarLoop]: Abstraction has has 219 places, 331 transitions, 7945 flow [2021-03-24 23:36:48,947 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:48,947 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:48,947 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:48,948 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-03-24 23:36:48,948 INFO L428 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:48,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:48,948 INFO L82 PathProgramCache]: Analyzing trace with hash -467496247, now seen corresponding path program 5 times [2021-03-24 23:36:48,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:48,948 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108340474] [2021-03-24 23:36:48,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:48,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:48,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:48,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:48,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:48,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:48,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:48,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:48,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:48,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:48,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:48,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:48,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:48,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:48,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:48,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:48,996 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108340474] [2021-03-24 23:36:48,996 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:48,996 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:48,996 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019356276] [2021-03-24 23:36:48,996 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:48,996 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:48,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:48,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:48,997 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:48,997 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 219 places, 331 transitions, 7945 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:48,997 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:48,997 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:48,997 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:49,478 INFO L129 PetriNetUnfolder]: 1050/2399 cut-off events. [2021-03-24 23:36:49,478 INFO L130 PetriNetUnfolder]: For 56148/56153 co-relation queries the response was YES. [2021-03-24 23:36:49,492 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18976 conditions, 2399 events. 1050/2399 cut-off events. For 56148/56153 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 19578 event pairs, 106 based on Foata normal form. 4/2202 useless extension candidates. Maximal degree in co-relation 18644. Up to 751 conditions per place. [2021-03-24 23:36:49,499 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 225 selfloop transitions, 150 changer transitions 0/382 dead transitions. [2021-03-24 23:36:49,499 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 225 places, 382 transitions, 9716 flow [2021-03-24 23:36:49,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:49,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:49,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 149 transitions. [2021-03-24 23:36:49,500 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7339901477832512 [2021-03-24 23:36:49,500 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 149 transitions. [2021-03-24 23:36:49,500 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 149 transitions. [2021-03-24 23:36:49,500 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:49,500 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 149 transitions. [2021-03-24 23:36:49,501 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:36:49,501 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:49,501 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:49,501 INFO L185 Difference]: Start difference. First operand has 219 places, 331 transitions, 7945 flow. Second operand 7 states and 149 transitions. [2021-03-24 23:36:49,501 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 225 places, 382 transitions, 9716 flow [2021-03-24 23:36:49,711 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 223 places, 382 transitions, 9513 flow, removed 56 selfloop flow, removed 2 redundant places. [2021-03-24 23:36:49,718 INFO L241 Difference]: Finished difference. Result has 224 places, 331 transitions, 8061 flow [2021-03-24 23:36:49,718 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=7757, PETRI_DIFFERENCE_MINUEND_PLACES=217, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=331, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=150, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=181, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=8061, PETRI_PLACES=224, PETRI_TRANSITIONS=331} [2021-03-24 23:36:49,718 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 201 predicate places. [2021-03-24 23:36:49,718 INFO L480 AbstractCegarLoop]: Abstraction has has 224 places, 331 transitions, 8061 flow [2021-03-24 23:36:49,719 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:49,719 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:49,719 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:49,719 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-03-24 23:36:49,719 INFO L428 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:49,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:49,719 INFO L82 PathProgramCache]: Analyzing trace with hash 772907231, now seen corresponding path program 6 times [2021-03-24 23:36:49,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:49,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670000073] [2021-03-24 23:36:49,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:49,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:49,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:49,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:49,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:49,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:49,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:49,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:49,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:49,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:49,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:49,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:36:49,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:49,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:49,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:49,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:49,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:49,751 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670000073] [2021-03-24 23:36:49,752 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:49,752 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:49,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447221970] [2021-03-24 23:36:49,752 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:49,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:49,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:49,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:49,753 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:49,753 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 224 places, 331 transitions, 8061 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:49,753 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:49,753 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:49,753 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:50,220 INFO L129 PetriNetUnfolder]: 1048/2389 cut-off events. [2021-03-24 23:36:50,221 INFO L130 PetriNetUnfolder]: For 55252/55284 co-relation queries the response was YES. [2021-03-24 23:36:50,244 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19054 conditions, 2389 events. 1048/2389 cut-off events. For 55252/55284 co-relation queries the response was YES. Maximal size of possible extension queue 283. Compared 19448 event pairs, 111 based on Foata normal form. 10/2197 useless extension candidates. Maximal degree in co-relation 18721. Up to 751 conditions per place. [2021-03-24 23:36:50,296 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 235 selfloop transitions, 138 changer transitions 1/381 dead transitions. [2021-03-24 23:36:50,296 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 381 transitions, 9810 flow [2021-03-24 23:36:50,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:50,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:50,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 146 transitions. [2021-03-24 23:36:50,297 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7192118226600985 [2021-03-24 23:36:50,297 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 146 transitions. [2021-03-24 23:36:50,297 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 146 transitions. [2021-03-24 23:36:50,297 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:50,297 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 146 transitions. [2021-03-24 23:36:50,298 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.857142857142858) internal successors, (146), 7 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:50,298 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:50,298 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:50,298 INFO L185 Difference]: Start difference. First operand has 224 places, 331 transitions, 8061 flow. Second operand 7 states and 146 transitions. [2021-03-24 23:36:50,299 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 230 places, 381 transitions, 9810 flow [2021-03-24 23:36:50,525 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 226 places, 381 transitions, 9504 flow, removed 6 selfloop flow, removed 4 redundant places. [2021-03-24 23:36:50,533 INFO L241 Difference]: Finished difference. Result has 228 places, 332 transitions, 8086 flow [2021-03-24 23:36:50,533 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=7730, PETRI_DIFFERENCE_MINUEND_PLACES=220, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=330, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=136, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=192, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=8086, PETRI_PLACES=228, PETRI_TRANSITIONS=332} [2021-03-24 23:36:50,533 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 205 predicate places. [2021-03-24 23:36:50,534 INFO L480 AbstractCegarLoop]: Abstraction has has 228 places, 332 transitions, 8086 flow [2021-03-24 23:36:50,534 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:50,534 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:50,534 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:50,534 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-03-24 23:36:50,534 INFO L428 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:50,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:50,534 INFO L82 PathProgramCache]: Analyzing trace with hash -885736485, now seen corresponding path program 9 times [2021-03-24 23:36:50,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:50,534 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611782371] [2021-03-24 23:36:50,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:50,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:50,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:50,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:50,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:50,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:50,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:50,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:50,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:50,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:50,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:36:50,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:50,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:50,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:50,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:50,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:50,583 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611782371] [2021-03-24 23:36:50,583 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:50,583 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:50,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065827712] [2021-03-24 23:36:50,583 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:50,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:50,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:50,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:50,584 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:50,584 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 228 places, 332 transitions, 8086 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:50,584 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:50,584 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:50,584 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:51,075 INFO L129 PetriNetUnfolder]: 1047/2382 cut-off events. [2021-03-24 23:36:51,075 INFO L130 PetriNetUnfolder]: For 56148/56180 co-relation queries the response was YES. [2021-03-24 23:36:51,095 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19168 conditions, 2382 events. 1047/2382 cut-off events. For 56148/56180 co-relation queries the response was YES. Maximal size of possible extension queue 282. Compared 19358 event pairs, 112 based on Foata normal form. 9/2190 useless extension candidates. Maximal degree in co-relation 18835. Up to 854 conditions per place. [2021-03-24 23:36:51,102 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 217 selfloop transitions, 148 changer transitions 1/373 dead transitions. [2021-03-24 23:36:51,102 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 234 places, 373 transitions, 9625 flow [2021-03-24 23:36:51,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:51,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:51,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 145 transitions. [2021-03-24 23:36:51,103 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7142857142857143 [2021-03-24 23:36:51,103 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 145 transitions. [2021-03-24 23:36:51,104 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 145 transitions. [2021-03-24 23:36:51,104 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:51,104 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 145 transitions. [2021-03-24 23:36:51,104 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:51,104 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:51,105 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:51,105 INFO L185 Difference]: Start difference. First operand has 228 places, 332 transitions, 8086 flow. Second operand 7 states and 145 transitions. [2021-03-24 23:36:51,105 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 234 places, 373 transitions, 9625 flow [2021-03-24 23:36:51,341 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 231 places, 373 transitions, 9272 flow, removed 18 selfloop flow, removed 3 redundant places. [2021-03-24 23:36:51,347 INFO L241 Difference]: Finished difference. Result has 231 places, 330 transitions, 7978 flow [2021-03-24 23:36:51,347 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=7699, PETRI_DIFFERENCE_MINUEND_PLACES=225, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=331, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=148, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=183, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=7978, PETRI_PLACES=231, PETRI_TRANSITIONS=330} [2021-03-24 23:36:51,347 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 208 predicate places. [2021-03-24 23:36:51,347 INFO L480 AbstractCegarLoop]: Abstraction has has 231 places, 330 transitions, 7978 flow [2021-03-24 23:36:51,347 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:51,347 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:51,347 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:51,347 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-03-24 23:36:51,348 INFO L428 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:51,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:51,348 INFO L82 PathProgramCache]: Analyzing trace with hash -1857343681, now seen corresponding path program 7 times [2021-03-24 23:36:51,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:51,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906756609] [2021-03-24 23:36:51,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:51,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:51,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:51,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:51,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:51,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:51,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:51,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:51,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:51,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:51,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:36:51,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:51,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:51,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:51,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:51,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:51,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906756609] [2021-03-24 23:36:51,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:51,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:51,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171042857] [2021-03-24 23:36:51,392 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:51,392 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:51,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:51,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:51,392 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:51,392 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 231 places, 330 transitions, 7978 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:51,392 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:51,392 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:51,393 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:51,866 INFO L129 PetriNetUnfolder]: 1048/2379 cut-off events. [2021-03-24 23:36:51,866 INFO L130 PetriNetUnfolder]: For 52937/52969 co-relation queries the response was YES. [2021-03-24 23:36:51,883 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19287 conditions, 2379 events. 1048/2379 cut-off events. For 52937/52969 co-relation queries the response was YES. Maximal size of possible extension queue 281. Compared 19299 event pairs, 112 based on Foata normal form. 10/2188 useless extension candidates. Maximal degree in co-relation 19055. Up to 751 conditions per place. [2021-03-24 23:36:51,891 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 233 selfloop transitions, 139 changer transitions 0/379 dead transitions. [2021-03-24 23:36:51,891 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 235 places, 379 transitions, 9694 flow [2021-03-24 23:36:51,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:51,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:51,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:36:51,892 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:36:51,892 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:36:51,892 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:36:51,892 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:51,892 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:36:51,892 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:51,892 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:51,893 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:51,893 INFO L185 Difference]: Start difference. First operand has 231 places, 330 transitions, 7978 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:36:51,893 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 235 places, 379 transitions, 9694 flow [2021-03-24 23:36:52,122 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 229 places, 379 transitions, 9501 flow, removed 7 selfloop flow, removed 6 redundant places. [2021-03-24 23:36:52,129 INFO L241 Difference]: Finished difference. Result has 230 places, 331 transitions, 8101 flow [2021-03-24 23:36:52,129 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=7774, PETRI_DIFFERENCE_MINUEND_PLACES=223, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=329, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=137, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=191, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=8101, PETRI_PLACES=230, PETRI_TRANSITIONS=331} [2021-03-24 23:36:52,130 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 207 predicate places. [2021-03-24 23:36:52,130 INFO L480 AbstractCegarLoop]: Abstraction has has 230 places, 331 transitions, 8101 flow [2021-03-24 23:36:52,130 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:52,130 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:52,130 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:52,130 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2021-03-24 23:36:52,130 INFO L428 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:52,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:52,130 INFO L82 PathProgramCache]: Analyzing trace with hash 26095167, now seen corresponding path program 10 times [2021-03-24 23:36:52,130 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:52,131 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815663462] [2021-03-24 23:36:52,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:52,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:52,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:52,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:52,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:52,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:52,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:52,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:52,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:52,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:52,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:36:52,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:52,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:52,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:52,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:52,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:52,165 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815663462] [2021-03-24 23:36:52,165 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:52,165 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:52,165 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82683310] [2021-03-24 23:36:52,165 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:52,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:52,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:52,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:52,166 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:52,166 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 230 places, 331 transitions, 8101 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:52,166 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:52,166 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:52,166 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:52,651 INFO L129 PetriNetUnfolder]: 1044/2375 cut-off events. [2021-03-24 23:36:52,651 INFO L130 PetriNetUnfolder]: For 55641/55673 co-relation queries the response was YES. [2021-03-24 23:36:52,665 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19280 conditions, 2375 events. 1044/2375 cut-off events. For 55641/55673 co-relation queries the response was YES. Maximal size of possible extension queue 281. Compared 19250 event pairs, 107 based on Foata normal form. 12/2186 useless extension candidates. Maximal degree in co-relation 18946. Up to 737 conditions per place. [2021-03-24 23:36:52,672 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 243 selfloop transitions, 142 changer transitions 0/392 dead transitions. [2021-03-24 23:36:52,672 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 236 places, 392 transitions, 10097 flow [2021-03-24 23:36:52,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:52,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:52,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:36:52,674 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:36:52,674 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:36:52,674 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:36:52,674 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:52,674 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:36:52,674 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:36:52,675 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:52,675 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:52,675 INFO L185 Difference]: Start difference. First operand has 230 places, 331 transitions, 8101 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:36:52,675 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 236 places, 392 transitions, 10097 flow [2021-03-24 23:36:52,925 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 231 places, 392 transitions, 9819 flow, removed 2 selfloop flow, removed 5 redundant places. [2021-03-24 23:36:52,931 INFO L241 Difference]: Finished difference. Result has 232 places, 334 transitions, 8216 flow [2021-03-24 23:36:52,932 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=7823, PETRI_DIFFERENCE_MINUEND_PLACES=225, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=331, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=140, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=190, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=8216, PETRI_PLACES=232, PETRI_TRANSITIONS=334} [2021-03-24 23:36:52,932 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 209 predicate places. [2021-03-24 23:36:52,932 INFO L480 AbstractCegarLoop]: Abstraction has has 232 places, 334 transitions, 8216 flow [2021-03-24 23:36:52,932 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:52,932 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:52,932 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:52,932 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2021-03-24 23:36:52,932 INFO L428 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:52,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:52,932 INFO L82 PathProgramCache]: Analyzing trace with hash 1560469481, now seen corresponding path program 11 times [2021-03-24 23:36:52,932 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:52,932 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520196062] [2021-03-24 23:36:52,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:52,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:52,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:52,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:52,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:52,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:52,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:52,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:52,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:52,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:52,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:36:52,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:52,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:52,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:52,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:52,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:52,967 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520196062] [2021-03-24 23:36:52,967 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:52,967 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:52,968 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127649464] [2021-03-24 23:36:52,968 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:52,968 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:52,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:52,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:52,968 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:52,968 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 232 places, 334 transitions, 8216 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:52,969 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:52,969 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:52,969 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:53,442 INFO L129 PetriNetUnfolder]: 1042/2363 cut-off events. [2021-03-24 23:36:53,442 INFO L130 PetriNetUnfolder]: For 55621/55651 co-relation queries the response was YES. [2021-03-24 23:36:53,463 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19243 conditions, 2363 events. 1042/2363 cut-off events. For 55621/55651 co-relation queries the response was YES. Maximal size of possible extension queue 280. Compared 19110 event pairs, 107 based on Foata normal form. 10/2176 useless extension candidates. Maximal degree in co-relation 18910. Up to 737 conditions per place. [2021-03-24 23:36:53,471 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 242 selfloop transitions, 140 changer transitions 1/390 dead transitions. [2021-03-24 23:36:53,471 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 238 places, 390 transitions, 10071 flow [2021-03-24 23:36:53,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:53,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:53,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 146 transitions. [2021-03-24 23:36:53,472 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7192118226600985 [2021-03-24 23:36:53,472 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 146 transitions. [2021-03-24 23:36:53,472 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 146 transitions. [2021-03-24 23:36:53,472 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:53,472 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 146 transitions. [2021-03-24 23:36:53,472 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.857142857142858) internal successors, (146), 7 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:53,472 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:53,473 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:53,473 INFO L185 Difference]: Start difference. First operand has 232 places, 334 transitions, 8216 flow. Second operand 7 states and 146 transitions. [2021-03-24 23:36:53,473 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 238 places, 390 transitions, 10071 flow [2021-03-24 23:36:53,756 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 234 places, 390 transitions, 9801 flow, removed 1 selfloop flow, removed 4 redundant places. [2021-03-24 23:36:53,762 INFO L241 Difference]: Finished difference. Result has 235 places, 332 transitions, 8199 flow [2021-03-24 23:36:53,763 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=7902, PETRI_DIFFERENCE_MINUEND_PLACES=228, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=332, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=139, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=192, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=8199, PETRI_PLACES=235, PETRI_TRANSITIONS=332} [2021-03-24 23:36:53,763 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 212 predicate places. [2021-03-24 23:36:53,763 INFO L480 AbstractCegarLoop]: Abstraction has has 235 places, 332 transitions, 8199 flow [2021-03-24 23:36:53,763 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:53,763 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:53,763 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:53,763 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2021-03-24 23:36:53,763 INFO L428 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:53,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:53,764 INFO L82 PathProgramCache]: Analyzing trace with hash -1149590203, now seen corresponding path program 8 times [2021-03-24 23:36:53,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:53,764 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173100703] [2021-03-24 23:36:53,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:53,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:53,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:53,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:53,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:53,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:53,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:53,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:53,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:53,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:53,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:53,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:53,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:53,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:36:53,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:53,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:53,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:53,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173100703] [2021-03-24 23:36:53,803 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:53,803 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:53,803 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274123427] [2021-03-24 23:36:53,803 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:53,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:53,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:53,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:53,804 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:53,804 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 235 places, 332 transitions, 8199 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:53,804 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:53,804 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:53,804 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:54,253 INFO L129 PetriNetUnfolder]: 1041/2355 cut-off events. [2021-03-24 23:36:54,253 INFO L130 PetriNetUnfolder]: For 55630/55660 co-relation queries the response was YES. [2021-03-24 23:36:54,273 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19207 conditions, 2355 events. 1041/2355 cut-off events. For 55630/55660 co-relation queries the response was YES. Maximal size of possible extension queue 278. Compared 19017 event pairs, 107 based on Foata normal form. 9/2167 useless extension candidates. Maximal degree in co-relation 18873. Up to 863 conditions per place. [2021-03-24 23:36:54,283 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 229 selfloop transitions, 145 changer transitions 1/382 dead transitions. [2021-03-24 23:36:54,283 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 241 places, 382 transitions, 9905 flow [2021-03-24 23:36:54,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:54,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:54,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 144 transitions. [2021-03-24 23:36:54,284 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7093596059113301 [2021-03-24 23:36:54,284 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 144 transitions. [2021-03-24 23:36:54,284 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 144 transitions. [2021-03-24 23:36:54,284 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:54,284 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 144 transitions. [2021-03-24 23:36:54,284 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.571428571428573) internal successors, (144), 7 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:54,284 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:54,285 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:54,285 INFO L185 Difference]: Start difference. First operand has 235 places, 332 transitions, 8199 flow. Second operand 7 states and 144 transitions. [2021-03-24 23:36:54,285 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 241 places, 382 transitions, 9905 flow [2021-03-24 23:36:54,530 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 237 places, 382 transitions, 9633 flow, removed 3 selfloop flow, removed 4 redundant places. [2021-03-24 23:36:54,538 INFO L241 Difference]: Finished difference. Result has 238 places, 332 transitions, 8204 flow [2021-03-24 23:36:54,538 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=7884, PETRI_DIFFERENCE_MINUEND_PLACES=231, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=331, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=143, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=186, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=8204, PETRI_PLACES=238, PETRI_TRANSITIONS=332} [2021-03-24 23:36:54,539 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 215 predicate places. [2021-03-24 23:36:54,539 INFO L480 AbstractCegarLoop]: Abstraction has has 238 places, 332 transitions, 8204 flow [2021-03-24 23:36:54,539 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:54,539 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:54,539 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:54,539 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2021-03-24 23:36:54,539 INFO L428 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:54,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:54,539 INFO L82 PathProgramCache]: Analyzing trace with hash 736193601, now seen corresponding path program 12 times [2021-03-24 23:36:54,539 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:54,540 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268487800] [2021-03-24 23:36:54,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:54,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:54,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:54,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:54,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:54,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:54,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:54,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268487800] [2021-03-24 23:36:54,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [230186525] [2021-03-24 23:36:54,570 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:36:54,620 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-24 23:36:54,620 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:36:54,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:36:54,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:36:54,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,624 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:36:54,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:54,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:54,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:54,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:36:54,638 INFO L142 QuantifierPusher]: treesize reduction 15, result has 34.8 percent of original size [2021-03-24 23:36:54,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:36:54,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:54,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:54,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:36:54,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:54,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:54,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:54,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:54,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:54,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:54,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:54,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:54,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:54,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:36:54,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,646 INFO L147 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size 10 [2021-03-24 23:36:54,647 INFO L142 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size [2021-03-24 23:36:54,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:54,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:54,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:54,649 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:36:54,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:54,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:54,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:54,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:54,651 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-24 23:36:54,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:54,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:36:54,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:36:54,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:54,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:54,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:54,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:54,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:54,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:54,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:54,661 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:36:54,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:54,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:54,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:54,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:36:54,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-03-24 23:36:54,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236138599] [2021-03-24 23:36:54,668 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:36:54,668 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:54,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:36:54,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:36:54,668 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:54,669 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 238 places, 332 transitions, 8204 flow. Second operand has 8 states, 8 states have (on average 17.125) internal successors, (137), 8 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) [2021-03-24 23:36:54,669 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:54,669 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:54,669 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:55,291 INFO L129 PetriNetUnfolder]: 1040/2342 cut-off events. [2021-03-24 23:36:55,292 INFO L130 PetriNetUnfolder]: For 56098/56128 co-relation queries the response was YES. [2021-03-24 23:36:55,311 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19206 conditions, 2342 events. 1040/2342 cut-off events. For 56098/56128 co-relation queries the response was YES. Maximal size of possible extension queue 277. Compared 18790 event pairs, 103 based on Foata normal form. 11/2156 useless extension candidates. Maximal degree in co-relation 18871. Up to 737 conditions per place. [2021-03-24 23:36:55,320 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 233 selfloop transitions, 147 changer transitions 0/387 dead transitions. [2021-03-24 23:36:55,320 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 241 places, 387 transitions, 9985 flow [2021-03-24 23:36:55,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:55,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:55,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 149 transitions. [2021-03-24 23:36:55,321 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7339901477832512 [2021-03-24 23:36:55,321 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 149 transitions. [2021-03-24 23:36:55,321 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 149 transitions. [2021-03-24 23:36:55,321 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:55,321 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 149 transitions. [2021-03-24 23:36:55,322 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:36:55,322 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:55,322 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:55,322 INFO L185 Difference]: Start difference. First operand has 238 places, 332 transitions, 8204 flow. Second operand 7 states and 149 transitions. [2021-03-24 23:36:55,322 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 241 places, 387 transitions, 9985 flow [2021-03-24 23:36:55,581 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 236 places, 387 transitions, 9653 flow, removed 31 selfloop flow, removed 5 redundant places. [2021-03-24 23:36:55,587 INFO L241 Difference]: Finished difference. Result has 236 places, 329 transitions, 8129 flow [2021-03-24 23:36:55,588 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=7835, PETRI_DIFFERENCE_MINUEND_PLACES=230, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=329, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=147, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=182, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=8129, PETRI_PLACES=236, PETRI_TRANSITIONS=329} [2021-03-24 23:36:55,588 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 213 predicate places. [2021-03-24 23:36:55,588 INFO L480 AbstractCegarLoop]: Abstraction has has 236 places, 329 transitions, 8129 flow [2021-03-24 23:36:55,588 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 17.125) internal successors, (137), 8 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) [2021-03-24 23:36:55,588 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:55,588 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:55,809 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-03-24 23:36:55,809 INFO L428 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:55,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:55,809 INFO L82 PathProgramCache]: Analyzing trace with hash 398537139, now seen corresponding path program 13 times [2021-03-24 23:36:55,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:55,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747101088] [2021-03-24 23:36:55,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:55,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:55,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:55,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:55,829 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:36:55,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:55,835 INFO L142 QuantifierPusher]: treesize reduction 16, result has 60.0 percent of original size [2021-03-24 23:36:55,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:36:55,847 INFO L142 QuantifierPusher]: treesize reduction 12, result has 61.3 percent of original size [2021-03-24 23:36:55,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:36:55,857 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-24 23:36:55,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:36:55,863 INFO L142 QuantifierPusher]: treesize reduction 19, result has 5.0 percent of original size [2021-03-24 23:36:55,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:55,868 INFO L142 QuantifierPusher]: treesize reduction 17, result has 5.6 percent of original size [2021-03-24 23:36:55,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:55,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:55,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:55,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:55,869 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747101088] [2021-03-24 23:36:55,869 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:55,869 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:55,869 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999147573] [2021-03-24 23:36:55,869 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:55,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:55,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:55,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:55,870 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:55,870 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 236 places, 329 transitions, 8129 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:55,870 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:55,870 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:55,870 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:56,385 INFO L129 PetriNetUnfolder]: 1039/2305 cut-off events. [2021-03-24 23:36:56,385 INFO L130 PetriNetUnfolder]: For 54028/54033 co-relation queries the response was YES. [2021-03-24 23:36:56,404 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18570 conditions, 2305 events. 1039/2305 cut-off events. For 54028/54033 co-relation queries the response was YES. Maximal size of possible extension queue 274. Compared 18216 event pairs, 186 based on Foata normal form. 3/2112 useless extension candidates. Maximal degree in co-relation 18246. Up to 1041 conditions per place. [2021-03-24 23:36:56,412 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 209 selfloop transitions, 155 changer transitions 1/372 dead transitions. [2021-03-24 23:36:56,412 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 242 places, 372 transitions, 9846 flow [2021-03-24 23:36:56,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:56,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:56,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 145 transitions. [2021-03-24 23:36:56,413 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7142857142857143 [2021-03-24 23:36:56,413 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 145 transitions. [2021-03-24 23:36:56,413 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 145 transitions. [2021-03-24 23:36:56,413 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:56,413 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 145 transitions. [2021-03-24 23:36:56,413 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:56,414 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:56,414 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:56,414 INFO L185 Difference]: Start difference. First operand has 236 places, 329 transitions, 8129 flow. Second operand 7 states and 145 transitions. [2021-03-24 23:36:56,414 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 242 places, 372 transitions, 9846 flow [2021-03-24 23:36:56,700 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 238 places, 372 transitions, 9568 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 23:36:56,708 INFO L241 Difference]: Finished difference. Result has 241 places, 335 transitions, 8359 flow [2021-03-24 23:36:56,709 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=7857, PETRI_DIFFERENCE_MINUEND_PLACES=232, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=329, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=149, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=174, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=8359, PETRI_PLACES=241, PETRI_TRANSITIONS=335} [2021-03-24 23:36:56,709 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 218 predicate places. [2021-03-24 23:36:56,709 INFO L480 AbstractCegarLoop]: Abstraction has has 241 places, 335 transitions, 8359 flow [2021-03-24 23:36:56,709 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:56,709 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:56,709 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:56,709 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2021-03-24 23:36:56,709 INFO L428 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:56,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:56,710 INFO L82 PathProgramCache]: Analyzing trace with hash 1701958671, now seen corresponding path program 9 times [2021-03-24 23:36:56,710 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:56,710 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184371979] [2021-03-24 23:36:56,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:56,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:56,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:56,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:56,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:56,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:56,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:56,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:56,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:56,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:36:56,741 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:36:56,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:56,758 INFO L142 QuantifierPusher]: treesize reduction 4, result has 60.0 percent of original size [2021-03-24 23:36:56,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:56,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:56,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:56,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:56,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184371979] [2021-03-24 23:36:56,765 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:56,765 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:56,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128146111] [2021-03-24 23:36:56,766 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:56,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:56,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:56,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:56,767 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:56,767 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 241 places, 335 transitions, 8359 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:56,767 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:56,767 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:56,767 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:57,230 INFO L129 PetriNetUnfolder]: 1037/2280 cut-off events. [2021-03-24 23:36:57,230 INFO L130 PetriNetUnfolder]: For 53341/53371 co-relation queries the response was YES. [2021-03-24 23:36:57,247 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18505 conditions, 2280 events. 1037/2280 cut-off events. For 53341/53371 co-relation queries the response was YES. Maximal size of possible extension queue 270. Compared 17851 event pairs, 174 based on Foata normal form. 7/2090 useless extension candidates. Maximal degree in co-relation 18360. Up to 607 conditions per place. [2021-03-24 23:36:57,255 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 214 selfloop transitions, 150 changer transitions 0/371 dead transitions. [2021-03-24 23:36:57,255 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 246 places, 371 transitions, 9817 flow [2021-03-24 23:36:57,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:57,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:57,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 153 transitions. [2021-03-24 23:36:57,256 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7536945812807881 [2021-03-24 23:36:57,256 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 153 transitions. [2021-03-24 23:36:57,256 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 153 transitions. [2021-03-24 23:36:57,257 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:57,257 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 153 transitions. [2021-03-24 23:36:57,257 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.857142857142858) internal successors, (153), 7 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:57,257 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:57,257 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:57,257 INFO L185 Difference]: Start difference. First operand has 241 places, 335 transitions, 8359 flow. Second operand 7 states and 153 transitions. [2021-03-24 23:36:57,257 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 246 places, 371 transitions, 9817 flow [2021-03-24 23:36:57,513 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 243 places, 371 transitions, 9567 flow, removed 28 selfloop flow, removed 3 redundant places. [2021-03-24 23:36:57,519 INFO L241 Difference]: Finished difference. Result has 244 places, 335 transitions, 8421 flow [2021-03-24 23:36:57,519 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=8079, PETRI_DIFFERENCE_MINUEND_PLACES=237, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=334, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=149, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=184, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=8421, PETRI_PLACES=244, PETRI_TRANSITIONS=335} [2021-03-24 23:36:57,519 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 221 predicate places. [2021-03-24 23:36:57,519 INFO L480 AbstractCegarLoop]: Abstraction has has 244 places, 335 transitions, 8421 flow [2021-03-24 23:36:57,519 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:57,519 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:57,519 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:57,519 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2021-03-24 23:36:57,519 INFO L428 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:57,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:57,520 INFO L82 PathProgramCache]: Analyzing trace with hash 299249975, now seen corresponding path program 10 times [2021-03-24 23:36:57,520 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:57,520 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693989109] [2021-03-24 23:36:57,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:57,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:57,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:57,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:57,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:57,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:57,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:57,539 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:36:57,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:36:57,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:57,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:36:57,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:57,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:57,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:57,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:57,560 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693989109] [2021-03-24 23:36:57,560 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:57,560 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:57,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333629181] [2021-03-24 23:36:57,560 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:57,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:57,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:57,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:57,561 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:57,561 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 244 places, 335 transitions, 8421 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:57,561 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:57,561 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:57,561 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:58,073 INFO L129 PetriNetUnfolder]: 1057/2352 cut-off events. [2021-03-24 23:36:58,073 INFO L130 PetriNetUnfolder]: For 56329/56359 co-relation queries the response was YES. [2021-03-24 23:36:58,096 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19018 conditions, 2352 events. 1057/2352 cut-off events. For 56329/56359 co-relation queries the response was YES. Maximal size of possible extension queue 280. Compared 18699 event pairs, 187 based on Foata normal form. 9/2164 useless extension candidates. Maximal degree in co-relation 18683. Up to 630 conditions per place. [2021-03-24 23:36:58,104 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 248 selfloop transitions, 133 changer transitions 1/389 dead transitions. [2021-03-24 23:36:58,104 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 250 places, 389 transitions, 10400 flow [2021-03-24 23:36:58,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:58,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:58,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:36:58,105 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:36:58,105 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:36:58,105 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:36:58,105 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:58,105 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:36:58,105 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:36:58,105 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:58,106 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:58,106 INFO L185 Difference]: Start difference. First operand has 244 places, 335 transitions, 8421 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:36:58,106 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 250 places, 389 transitions, 10400 flow [2021-03-24 23:36:58,394 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 246 places, 389 transitions, 10096 flow, removed 6 selfloop flow, removed 4 redundant places. [2021-03-24 23:36:58,402 INFO L241 Difference]: Finished difference. Result has 250 places, 357 transitions, 9197 flow [2021-03-24 23:36:58,402 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=8125, PETRI_DIFFERENCE_MINUEND_PLACES=240, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=335, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=114, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=208, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=9197, PETRI_PLACES=250, PETRI_TRANSITIONS=357} [2021-03-24 23:36:58,403 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 227 predicate places. [2021-03-24 23:36:58,403 INFO L480 AbstractCegarLoop]: Abstraction has has 250 places, 357 transitions, 9197 flow [2021-03-24 23:36:58,403 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:58,403 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:58,403 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:58,403 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2021-03-24 23:36:58,403 INFO L428 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:58,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:58,403 INFO L82 PathProgramCache]: Analyzing trace with hash -1400307791, now seen corresponding path program 11 times [2021-03-24 23:36:58,403 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:58,403 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389244376] [2021-03-24 23:36:58,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:58,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:58,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:58,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:58,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:58,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:58,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:36:58,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:58,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:36:58,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:58,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:36:58,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:58,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:36:58,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:58,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:58,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:58,446 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389244376] [2021-03-24 23:36:58,446 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:58,446 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:58,446 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666301061] [2021-03-24 23:36:58,446 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:58,446 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:58,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:58,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:58,447 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:58,447 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 250 places, 357 transitions, 9197 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:58,447 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:58,447 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:58,447 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:58,941 INFO L129 PetriNetUnfolder]: 1061/2364 cut-off events. [2021-03-24 23:36:58,942 INFO L130 PetriNetUnfolder]: For 59926/59956 co-relation queries the response was YES. [2021-03-24 23:36:58,962 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19486 conditions, 2364 events. 1061/2364 cut-off events. For 59926/59956 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 18855 event pairs, 186 based on Foata normal form. 7/2174 useless extension candidates. Maximal degree in co-relation 19149. Up to 631 conditions per place. [2021-03-24 23:36:58,970 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 243 selfloop transitions, 138 changer transitions 0/388 dead transitions. [2021-03-24 23:36:58,971 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 256 places, 388 transitions, 10513 flow [2021-03-24 23:36:58,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:58,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:58,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:36:58,971 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:36:58,971 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:36:58,972 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:36:58,972 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:58,972 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:36:58,972 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:36:58,972 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:58,972 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:58,972 INFO L185 Difference]: Start difference. First operand has 250 places, 357 transitions, 9197 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:36:58,973 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 256 places, 388 transitions, 10513 flow [2021-03-24 23:36:59,274 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 253 places, 388 transitions, 10272 flow, removed 17 selfloop flow, removed 3 redundant places. [2021-03-24 23:36:59,281 INFO L241 Difference]: Finished difference. Result has 256 places, 365 transitions, 9489 flow [2021-03-24 23:36:59,282 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=8958, PETRI_DIFFERENCE_MINUEND_PLACES=247, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=357, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=130, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=221, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=9489, PETRI_PLACES=256, PETRI_TRANSITIONS=365} [2021-03-24 23:36:59,282 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 233 predicate places. [2021-03-24 23:36:59,282 INFO L480 AbstractCegarLoop]: Abstraction has has 256 places, 365 transitions, 9489 flow [2021-03-24 23:36:59,282 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:59,282 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:36:59,282 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:36:59,282 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2021-03-24 23:36:59,282 INFO L428 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:36:59,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:36:59,282 INFO L82 PathProgramCache]: Analyzing trace with hash 1036438179, now seen corresponding path program 14 times [2021-03-24 23:36:59,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:36:59,282 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631319272] [2021-03-24 23:36:59,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:36:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:36:59,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:59,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:59,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:59,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:59,296 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:36:59,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:36:59,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:59,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:36:59,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:59,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:36:59,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:59,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:59,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:36:59,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:36:59,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:36:59,324 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631319272] [2021-03-24 23:36:59,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:36:59,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:36:59,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482781939] [2021-03-24 23:36:59,325 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:36:59,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:36:59,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:36:59,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:36:59,325 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:36:59,325 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 256 places, 365 transitions, 9489 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:59,325 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:36:59,325 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:36:59,325 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:36:59,876 INFO L129 PetriNetUnfolder]: 1059/2366 cut-off events. [2021-03-24 23:36:59,877 INFO L130 PetriNetUnfolder]: For 60965/60970 co-relation queries the response was YES. [2021-03-24 23:36:59,894 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19733 conditions, 2366 events. 1059/2366 cut-off events. For 60965/60970 co-relation queries the response was YES. Maximal size of possible extension queue 285. Compared 18920 event pairs, 189 based on Foata normal form. 3/2175 useless extension candidates. Maximal degree in co-relation 19389. Up to 1079 conditions per place. [2021-03-24 23:36:59,902 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 220 selfloop transitions, 161 changer transitions 1/389 dead transitions. [2021-03-24 23:36:59,902 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 262 places, 389 transitions, 10660 flow [2021-03-24 23:36:59,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:36:59,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:36:59,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:36:59,903 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:36:59,903 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:36:59,903 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:36:59,903 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:36:59,903 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:36:59,904 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:59,904 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:59,904 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:36:59,904 INFO L185 Difference]: Start difference. First operand has 256 places, 365 transitions, 9489 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:36:59,904 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 262 places, 389 transitions, 10660 flow [2021-03-24 23:37:00,187 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 259 places, 389 transitions, 10409 flow, removed 17 selfloop flow, removed 3 redundant places. [2021-03-24 23:37:00,194 INFO L241 Difference]: Finished difference. Result has 261 places, 368 transitions, 9635 flow [2021-03-24 23:37:00,194 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=9201, PETRI_DIFFERENCE_MINUEND_PLACES=253, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=364, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=157, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=206, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=9635, PETRI_PLACES=261, PETRI_TRANSITIONS=368} [2021-03-24 23:37:00,194 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 238 predicate places. [2021-03-24 23:37:00,194 INFO L480 AbstractCegarLoop]: Abstraction has has 261 places, 368 transitions, 9635 flow [2021-03-24 23:37:00,194 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:00,194 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:00,194 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:00,194 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2021-03-24 23:37:00,195 INFO L428 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:00,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:00,195 INFO L82 PathProgramCache]: Analyzing trace with hash -755722903, now seen corresponding path program 12 times [2021-03-24 23:37:00,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:00,195 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874319196] [2021-03-24 23:37:00,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:00,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:00,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:00,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:00,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:00,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:00,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:00,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:00,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:00,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:00,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:00,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:00,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:00,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:00,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:00,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:00,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:00,232 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874319196] [2021-03-24 23:37:00,232 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:00,232 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:00,232 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799751400] [2021-03-24 23:37:00,232 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:00,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:00,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:00,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:00,232 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:00,233 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 261 places, 368 transitions, 9635 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:00,233 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:00,233 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:00,233 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:00,740 INFO L129 PetriNetUnfolder]: 1057/2357 cut-off events. [2021-03-24 23:37:00,740 INFO L130 PetriNetUnfolder]: For 61917/61948 co-relation queries the response was YES. [2021-03-24 23:37:00,761 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19720 conditions, 2357 events. 1057/2357 cut-off events. For 61917/61948 co-relation queries the response was YES. Maximal size of possible extension queue 281. Compared 18775 event pairs, 159 based on Foata normal form. 7/2361 useless extension candidates. Maximal degree in co-relation 19396. Up to 626 conditions per place. [2021-03-24 23:37:00,770 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 254 selfloop transitions, 135 changer transitions 1/397 dead transitions. [2021-03-24 23:37:00,770 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 267 places, 397 transitions, 10919 flow [2021-03-24 23:37:00,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:00,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:00,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:37:00,771 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:37:00,771 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:37:00,771 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:37:00,771 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:00,771 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:37:00,772 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:00,772 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:00,772 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:00,772 INFO L185 Difference]: Start difference. First operand has 261 places, 368 transitions, 9635 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:37:00,773 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 267 places, 397 transitions, 10919 flow [2021-03-24 23:37:01,175 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 264 places, 397 transitions, 10616 flow, removed 8 selfloop flow, removed 3 redundant places. [2021-03-24 23:37:01,182 INFO L241 Difference]: Finished difference. Result has 265 places, 366 transitions, 9544 flow [2021-03-24 23:37:01,182 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=9302, PETRI_DIFFERENCE_MINUEND_PLACES=258, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=367, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=135, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=232, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=9544, PETRI_PLACES=265, PETRI_TRANSITIONS=366} [2021-03-24 23:37:01,183 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 242 predicate places. [2021-03-24 23:37:01,183 INFO L480 AbstractCegarLoop]: Abstraction has has 265 places, 366 transitions, 9544 flow [2021-03-24 23:37:01,183 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:01,183 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:01,183 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:01,183 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2021-03-24 23:37:01,183 INFO L428 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:01,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:01,183 INFO L82 PathProgramCache]: Analyzing trace with hash 215877249, now seen corresponding path program 15 times [2021-03-24 23:37:01,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:01,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407805359] [2021-03-24 23:37:01,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:01,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:01,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:01,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:01,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:01,203 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:37:01,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:37:01,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:01,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:01,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:01,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:01,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:01,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:01,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:01,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:01,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:01,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407805359] [2021-03-24 23:37:01,238 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:01,238 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:01,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565175582] [2021-03-24 23:37:01,238 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:01,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:01,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:01,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:01,243 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:01,243 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 265 places, 366 transitions, 9544 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:01,243 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:01,243 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:01,243 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:01,786 INFO L129 PetriNetUnfolder]: 1056/2342 cut-off events. [2021-03-24 23:37:01,786 INFO L130 PetriNetUnfolder]: For 61869/61899 co-relation queries the response was YES. [2021-03-24 23:37:01,808 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19654 conditions, 2342 events. 1056/2342 cut-off events. For 61869/61899 co-relation queries the response was YES. Maximal size of possible extension queue 278. Compared 18557 event pairs, 189 based on Foata normal form. 7/2346 useless extension candidates. Maximal degree in co-relation 19432. Up to 1075 conditions per place. [2021-03-24 23:37:01,816 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 217 selfloop transitions, 160 changer transitions 0/384 dead transitions. [2021-03-24 23:37:01,816 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 270 places, 384 transitions, 10594 flow [2021-03-24 23:37:01,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:01,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:01,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:37:01,817 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:37:01,817 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:37:01,817 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:37:01,817 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:01,817 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:37:01,817 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:01,817 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:01,817 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:01,817 INFO L185 Difference]: Start difference. First operand has 265 places, 366 transitions, 9544 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:37:01,817 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 270 places, 384 transitions, 10594 flow [2021-03-24 23:37:02,100 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 266 places, 384 transitions, 10354 flow, removed 8 selfloop flow, removed 4 redundant places. [2021-03-24 23:37:02,107 INFO L241 Difference]: Finished difference. Result has 266 places, 365 transitions, 9606 flow [2021-03-24 23:37:02,107 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=9286, PETRI_DIFFERENCE_MINUEND_PLACES=260, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=365, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=160, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=205, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=9606, PETRI_PLACES=266, PETRI_TRANSITIONS=365} [2021-03-24 23:37:02,108 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 243 predicate places. [2021-03-24 23:37:02,108 INFO L480 AbstractCegarLoop]: Abstraction has has 266 places, 365 transitions, 9606 flow [2021-03-24 23:37:02,108 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:02,108 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:02,108 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:02,108 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2021-03-24 23:37:02,108 INFO L428 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:02,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:02,108 INFO L82 PathProgramCache]: Analyzing trace with hash -1333707439, now seen corresponding path program 13 times [2021-03-24 23:37:02,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:02,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732349742] [2021-03-24 23:37:02,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:02,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:02,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:02,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:02,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:02,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:02,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:02,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:02,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:02,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:37:02,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:02,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:02,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:02,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:02,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:02,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:02,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:02,157 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732349742] [2021-03-24 23:37:02,157 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:02,157 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:02,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943835116] [2021-03-24 23:37:02,157 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:02,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:02,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:02,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:02,158 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:02,158 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 266 places, 365 transitions, 9606 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:02,158 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:02,158 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:02,158 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:02,668 INFO L129 PetriNetUnfolder]: 1074/2365 cut-off events. [2021-03-24 23:37:02,668 INFO L130 PetriNetUnfolder]: For 61643/61674 co-relation queries the response was YES. [2021-03-24 23:37:02,691 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19917 conditions, 2365 events. 1074/2365 cut-off events. For 61643/61674 co-relation queries the response was YES. Maximal size of possible extension queue 281. Compared 18645 event pairs, 187 based on Foata normal form. 7/2177 useless extension candidates. Maximal degree in co-relation 19610. Up to 634 conditions per place. [2021-03-24 23:37:02,699 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 243 selfloop transitions, 150 changer transitions 0/400 dead transitions. [2021-03-24 23:37:02,700 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 272 places, 400 transitions, 11109 flow [2021-03-24 23:37:02,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:02,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:02,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:37:02,700 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:37:02,700 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:37:02,700 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:37:02,701 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:02,701 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:37:02,701 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:02,701 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:02,701 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:02,701 INFO L185 Difference]: Start difference. First operand has 266 places, 365 transitions, 9606 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:37:02,701 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 272 places, 400 transitions, 11109 flow [2021-03-24 23:37:03,036 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 266 places, 400 transitions, 10771 flow, removed 2 selfloop flow, removed 6 redundant places. [2021-03-24 23:37:03,043 INFO L241 Difference]: Finished difference. Result has 268 places, 376 transitions, 9959 flow [2021-03-24 23:37:03,043 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=9226, PETRI_DIFFERENCE_MINUEND_PLACES=260, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=363, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=137, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=222, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=9959, PETRI_PLACES=268, PETRI_TRANSITIONS=376} [2021-03-24 23:37:03,043 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 245 predicate places. [2021-03-24 23:37:03,043 INFO L480 AbstractCegarLoop]: Abstraction has has 268 places, 376 transitions, 9959 flow [2021-03-24 23:37:03,043 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:03,043 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:03,043 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:03,043 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2021-03-24 23:37:03,043 INFO L428 AbstractCegarLoop]: === Iteration 48 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:03,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:03,044 INFO L82 PathProgramCache]: Analyzing trace with hash 908993481, now seen corresponding path program 14 times [2021-03-24 23:37:03,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:03,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18910752] [2021-03-24 23:37:03,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:03,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:03,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:03,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:03,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:03,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:03,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:03,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:03,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:03,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:03,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:03,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:03,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:03,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:03,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:03,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:03,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18910752] [2021-03-24 23:37:03,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:03,086 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:03,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796684080] [2021-03-24 23:37:03,086 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:03,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:03,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:03,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:03,087 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:03,087 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 268 places, 376 transitions, 9959 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:03,087 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:03,087 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:03,087 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:03,643 INFO L129 PetriNetUnfolder]: 1073/2371 cut-off events. [2021-03-24 23:37:03,643 INFO L130 PetriNetUnfolder]: For 62533/62563 co-relation queries the response was YES. [2021-03-24 23:37:03,665 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20103 conditions, 2371 events. 1073/2371 cut-off events. For 62533/62563 co-relation queries the response was YES. Maximal size of possible extension queue 280. Compared 18765 event pairs, 158 based on Foata normal form. 7/2183 useless extension candidates. Maximal degree in co-relation 19834. Up to 633 conditions per place. [2021-03-24 23:37:03,673 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 256 selfloop transitions, 143 changer transitions 0/406 dead transitions. [2021-03-24 23:37:03,674 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 273 places, 406 transitions, 11282 flow [2021-03-24 23:37:03,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:03,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:03,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:37:03,674 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:37:03,674 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:37:03,674 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:37:03,674 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:03,674 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:37:03,675 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:03,675 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:03,675 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:03,675 INFO L185 Difference]: Start difference. First operand has 268 places, 376 transitions, 9959 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:37:03,675 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 273 places, 406 transitions, 11282 flow [2021-03-24 23:37:03,966 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 269 places, 406 transitions, 11030 flow, removed 13 selfloop flow, removed 4 redundant places. [2021-03-24 23:37:03,973 INFO L241 Difference]: Finished difference. Result has 270 places, 377 transitions, 10019 flow [2021-03-24 23:37:03,974 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=9682, PETRI_DIFFERENCE_MINUEND_PLACES=263, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=375, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=141, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=232, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=10019, PETRI_PLACES=270, PETRI_TRANSITIONS=377} [2021-03-24 23:37:03,974 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 247 predicate places. [2021-03-24 23:37:03,974 INFO L480 AbstractCegarLoop]: Abstraction has has 270 places, 377 transitions, 10019 flow [2021-03-24 23:37:03,974 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:03,974 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:03,974 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:03,974 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2021-03-24 23:37:03,974 INFO L428 AbstractCegarLoop]: === Iteration 49 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:03,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:03,974 INFO L82 PathProgramCache]: Analyzing trace with hash -1416824329, now seen corresponding path program 15 times [2021-03-24 23:37:03,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:03,975 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609231250] [2021-03-24 23:37:03,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:03,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:03,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:03,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:03,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:03,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:03,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:04,000 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:37:04,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:04,009 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:37:04,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:04,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:04,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:04,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:04,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:04,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:04,023 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609231250] [2021-03-24 23:37:04,023 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:04,023 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:04,023 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48557799] [2021-03-24 23:37:04,023 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:04,023 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:04,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:04,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:04,024 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:04,024 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 270 places, 377 transitions, 10019 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:04,024 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:04,024 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:04,024 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:04,545 INFO L129 PetriNetUnfolder]: 1073/2355 cut-off events. [2021-03-24 23:37:04,546 INFO L130 PetriNetUnfolder]: For 62802/62833 co-relation queries the response was YES. [2021-03-24 23:37:04,565 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19944 conditions, 2355 events. 1073/2355 cut-off events. For 62802/62833 co-relation queries the response was YES. Maximal size of possible extension queue 279. Compared 18523 event pairs, 186 based on Foata normal form. 9/2169 useless extension candidates. Maximal degree in co-relation 19689. Up to 633 conditions per place. [2021-03-24 23:37:04,573 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 244 selfloop transitions, 152 changer transitions 0/403 dead transitions. [2021-03-24 23:37:04,573 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 276 places, 403 transitions, 11277 flow [2021-03-24 23:37:04,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:04,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:04,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:37:04,574 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:37:04,574 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:37:04,574 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:37:04,574 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:04,574 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:37:04,575 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:04,575 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:04,575 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:04,575 INFO L185 Difference]: Start difference. First operand has 270 places, 377 transitions, 10019 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:37:04,575 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 276 places, 403 transitions, 11277 flow [2021-03-24 23:37:04,882 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 272 places, 403 transitions, 11073 flow, removed 3 selfloop flow, removed 4 redundant places. [2021-03-24 23:37:04,888 INFO L241 Difference]: Finished difference. Result has 274 places, 380 transitions, 10256 flow [2021-03-24 23:37:04,889 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=9816, PETRI_DIFFERENCE_MINUEND_PLACES=266, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=377, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=149, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=227, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=10256, PETRI_PLACES=274, PETRI_TRANSITIONS=380} [2021-03-24 23:37:04,889 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 251 predicate places. [2021-03-24 23:37:04,889 INFO L480 AbstractCegarLoop]: Abstraction has has 274 places, 380 transitions, 10256 flow [2021-03-24 23:37:04,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:04,889 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:04,889 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:04,889 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2021-03-24 23:37:04,889 INFO L428 AbstractCegarLoop]: === Iteration 50 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:04,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:04,890 INFO L82 PathProgramCache]: Analyzing trace with hash -1359393741, now seen corresponding path program 16 times [2021-03-24 23:37:04,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:04,890 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735070505] [2021-03-24 23:37:04,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:04,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:04,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:04,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:04,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:04,907 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:37:04,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:37:04,915 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:37:04,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:04,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:04,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:04,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:04,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:04,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:04,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:04,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:04,936 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735070505] [2021-03-24 23:37:04,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:04,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:04,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299812034] [2021-03-24 23:37:04,936 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:04,936 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:04,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:04,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:04,937 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:04,937 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 274 places, 380 transitions, 10256 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:04,937 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:04,937 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:04,937 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:05,477 INFO L129 PetriNetUnfolder]: 1071/2339 cut-off events. [2021-03-24 23:37:05,477 INFO L130 PetriNetUnfolder]: For 63613/63643 co-relation queries the response was YES. [2021-03-24 23:37:05,500 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19956 conditions, 2339 events. 1071/2339 cut-off events. For 63613/63643 co-relation queries the response was YES. Maximal size of possible extension queue 278. Compared 18297 event pairs, 190 based on Foata normal form. 6/2152 useless extension candidates. Maximal degree in co-relation 19693. Up to 1090 conditions per place. [2021-03-24 23:37:05,508 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 234 selfloop transitions, 159 changer transitions 1/401 dead transitions. [2021-03-24 23:37:05,508 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 280 places, 401 transitions, 11394 flow [2021-03-24 23:37:05,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:05,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:05,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:37:05,509 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:37:05,509 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:37:05,509 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:37:05,509 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:05,509 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:37:05,509 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:05,510 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:05,510 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:05,510 INFO L185 Difference]: Start difference. First operand has 274 places, 380 transitions, 10256 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:37:05,510 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 280 places, 401 transitions, 11394 flow [2021-03-24 23:37:05,791 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 276 places, 401 transitions, 11122 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 23:37:05,798 INFO L241 Difference]: Finished difference. Result has 278 places, 383 transitions, 10416 flow [2021-03-24 23:37:05,798 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=9988, PETRI_DIFFERENCE_MINUEND_PLACES=270, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=380, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=155, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=223, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=10416, PETRI_PLACES=278, PETRI_TRANSITIONS=383} [2021-03-24 23:37:05,798 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 255 predicate places. [2021-03-24 23:37:05,798 INFO L480 AbstractCegarLoop]: Abstraction has has 278 places, 383 transitions, 10416 flow [2021-03-24 23:37:05,798 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:05,798 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:05,799 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:05,799 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2021-03-24 23:37:05,799 INFO L428 AbstractCegarLoop]: === Iteration 51 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:05,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:05,799 INFO L82 PathProgramCache]: Analyzing trace with hash 1963966359, now seen corresponding path program 16 times [2021-03-24 23:37:05,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:05,799 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479961544] [2021-03-24 23:37:05,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:05,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:05,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:05,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:05,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:05,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:05,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:05,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:05,820 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:37:05,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:05,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:05,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:05,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:05,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:05,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:05,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:05,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:05,843 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479961544] [2021-03-24 23:37:05,843 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:05,843 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:05,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365840020] [2021-03-24 23:37:05,843 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:05,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:05,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:05,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:05,844 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:05,844 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 278 places, 383 transitions, 10416 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:05,844 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:05,844 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:05,844 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:06,410 INFO L129 PetriNetUnfolder]: 1070/2347 cut-off events. [2021-03-24 23:37:06,411 INFO L130 PetriNetUnfolder]: For 66313/66344 co-relation queries the response was YES. [2021-03-24 23:37:06,428 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20176 conditions, 2347 events. 1070/2347 cut-off events. For 66313/66344 co-relation queries the response was YES. Maximal size of possible extension queue 276. Compared 18414 event pairs, 187 based on Foata normal form. 7/2351 useless extension candidates. Maximal degree in co-relation 19955. Up to 631 conditions per place. [2021-03-24 23:37:06,436 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 248 selfloop transitions, 152 changer transitions 0/407 dead transitions. [2021-03-24 23:37:06,436 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 283 places, 407 transitions, 11624 flow [2021-03-24 23:37:06,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:06,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:06,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 149 transitions. [2021-03-24 23:37:06,437 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7339901477832512 [2021-03-24 23:37:06,437 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 149 transitions. [2021-03-24 23:37:06,437 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 149 transitions. [2021-03-24 23:37:06,437 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:06,437 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 149 transitions. [2021-03-24 23:37:06,437 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:06,437 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:06,437 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:06,437 INFO L185 Difference]: Start difference. First operand has 278 places, 383 transitions, 10416 flow. Second operand 7 states and 149 transitions. [2021-03-24 23:37:06,437 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 283 places, 407 transitions, 11624 flow [2021-03-24 23:37:06,711 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 278 places, 407 transitions, 11389 flow, removed 6 selfloop flow, removed 5 redundant places. [2021-03-24 23:37:06,718 INFO L241 Difference]: Finished difference. Result has 279 places, 385 transitions, 10554 flow [2021-03-24 23:37:06,718 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=10152, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=382, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=149, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=232, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=10554, PETRI_PLACES=279, PETRI_TRANSITIONS=385} [2021-03-24 23:37:06,718 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 256 predicate places. [2021-03-24 23:37:06,718 INFO L480 AbstractCegarLoop]: Abstraction has has 279 places, 385 transitions, 10554 flow [2021-03-24 23:37:06,718 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:06,718 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:06,718 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:06,718 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2021-03-24 23:37:06,718 INFO L428 AbstractCegarLoop]: === Iteration 52 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:06,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:06,719 INFO L82 PathProgramCache]: Analyzing trace with hash -1429797359, now seen corresponding path program 17 times [2021-03-24 23:37:06,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:06,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111439517] [2021-03-24 23:37:06,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:06,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:06,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:06,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:06,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:06,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:06,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:06,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:06,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:37:06,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:06,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:06,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:06,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:06,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:06,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:06,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:06,772 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111439517] [2021-03-24 23:37:06,772 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:06,772 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:06,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245402794] [2021-03-24 23:37:06,772 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:06,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:06,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:06,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:06,773 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:06,773 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 279 places, 385 transitions, 10554 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:06,773 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:06,773 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:06,773 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:07,390 INFO L129 PetriNetUnfolder]: 1069/2333 cut-off events. [2021-03-24 23:37:07,390 INFO L130 PetriNetUnfolder]: For 67418/67448 co-relation queries the response was YES. [2021-03-24 23:37:07,412 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20157 conditions, 2333 events. 1069/2333 cut-off events. For 67418/67448 co-relation queries the response was YES. Maximal size of possible extension queue 277. Compared 18216 event pairs, 181 based on Foata normal form. 6/2336 useless extension candidates. Maximal degree in co-relation 19802. Up to 629 conditions per place. [2021-03-24 23:37:07,421 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 251 selfloop transitions, 146 changer transitions 1/405 dead transitions. [2021-03-24 23:37:07,421 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 285 places, 405 transitions, 11662 flow [2021-03-24 23:37:07,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:07,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:07,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:37:07,422 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:37:07,422 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:37:07,422 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:37:07,422 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:07,422 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:37:07,422 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:07,423 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:07,423 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:07,423 INFO L185 Difference]: Start difference. First operand has 279 places, 385 transitions, 10554 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:37:07,423 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 285 places, 405 transitions, 11662 flow [2021-03-24 23:37:07,710 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 280 places, 405 transitions, 11364 flow, removed 1 selfloop flow, removed 5 redundant places. [2021-03-24 23:37:07,717 INFO L241 Difference]: Finished difference. Result has 280 places, 383 transitions, 10475 flow [2021-03-24 23:37:07,718 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=10219, PETRI_DIFFERENCE_MINUEND_PLACES=274, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=384, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=146, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=238, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=10475, PETRI_PLACES=280, PETRI_TRANSITIONS=383} [2021-03-24 23:37:07,718 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 257 predicate places. [2021-03-24 23:37:07,718 INFO L480 AbstractCegarLoop]: Abstraction has has 280 places, 383 transitions, 10475 flow [2021-03-24 23:37:07,718 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:07,718 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:07,718 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:07,718 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2021-03-24 23:37:07,718 INFO L428 AbstractCegarLoop]: === Iteration 53 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:07,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:07,719 INFO L82 PathProgramCache]: Analyzing trace with hash -1278655435, now seen corresponding path program 17 times [2021-03-24 23:37:07,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:07,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756199352] [2021-03-24 23:37:07,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:07,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:07,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:07,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:07,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:07,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:07,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:07,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:37:07,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:07,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:37:07,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:07,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:07,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:07,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:07,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:07,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:07,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:07,763 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756199352] [2021-03-24 23:37:07,764 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:07,764 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:07,764 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324372267] [2021-03-24 23:37:07,764 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:07,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:07,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:07,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:07,764 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:07,765 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 280 places, 383 transitions, 10475 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:07,765 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:07,765 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:07,765 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:08,332 INFO L129 PetriNetUnfolder]: 1073/2345 cut-off events. [2021-03-24 23:37:08,332 INFO L130 PetriNetUnfolder]: For 67601/67632 co-relation queries the response was YES. [2021-03-24 23:37:08,349 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20241 conditions, 2345 events. 1073/2345 cut-off events. For 67601/67632 co-relation queries the response was YES. Maximal size of possible extension queue 279. Compared 18363 event pairs, 189 based on Foata normal form. 9/2351 useless extension candidates. Maximal degree in co-relation 19886. Up to 1084 conditions per place. [2021-03-24 23:37:08,356 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 238 selfloop transitions, 161 changer transitions 0/406 dead transitions. [2021-03-24 23:37:08,356 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 285 places, 406 transitions, 11677 flow [2021-03-24 23:37:08,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:08,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:08,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:37:08,357 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:37:08,357 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:37:08,357 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:37:08,357 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:08,357 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:37:08,358 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:08,358 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:08,358 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:08,358 INFO L185 Difference]: Start difference. First operand has 280 places, 383 transitions, 10475 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:37:08,358 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 285 places, 406 transitions, 11677 flow [2021-03-24 23:37:08,633 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 280 places, 406 transitions, 11369 flow, removed 5 selfloop flow, removed 5 redundant places. [2021-03-24 23:37:08,640 INFO L241 Difference]: Finished difference. Result has 282 places, 387 transitions, 10588 flow [2021-03-24 23:37:08,640 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=10173, PETRI_DIFFERENCE_MINUEND_PLACES=274, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=383, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=157, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=225, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=10588, PETRI_PLACES=282, PETRI_TRANSITIONS=387} [2021-03-24 23:37:08,640 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 259 predicate places. [2021-03-24 23:37:08,640 INFO L480 AbstractCegarLoop]: Abstraction has has 282 places, 387 transitions, 10588 flow [2021-03-24 23:37:08,640 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:08,640 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:08,640 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:08,640 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2021-03-24 23:37:08,640 INFO L428 AbstractCegarLoop]: === Iteration 54 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:08,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:08,641 INFO L82 PathProgramCache]: Analyzing trace with hash 1274425047, now seen corresponding path program 18 times [2021-03-24 23:37:08,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:08,641 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920612287] [2021-03-24 23:37:08,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:08,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:08,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:08,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:08,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:08,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:08,653 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:37:08,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:37:08,660 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:37:08,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:08,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:08,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:08,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:08,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:08,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:08,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:08,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:08,683 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920612287] [2021-03-24 23:37:08,683 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:08,683 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:08,683 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642693123] [2021-03-24 23:37:08,683 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:08,683 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:08,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:08,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:08,684 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:08,684 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 282 places, 387 transitions, 10588 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:08,684 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:08,684 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:08,684 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:09,202 INFO L129 PetriNetUnfolder]: 1075/2352 cut-off events. [2021-03-24 23:37:09,202 INFO L130 PetriNetUnfolder]: For 68210/68240 co-relation queries the response was YES. [2021-03-24 23:37:09,222 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20514 conditions, 2352 events. 1075/2352 cut-off events. For 68210/68240 co-relation queries the response was YES. Maximal size of possible extension queue 282. Compared 18454 event pairs, 188 based on Foata normal form. 7/2356 useless extension candidates. Maximal degree in co-relation 20149. Up to 1086 conditions per place. [2021-03-24 23:37:09,230 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 235 selfloop transitions, 165 changer transitions 0/407 dead transitions. [2021-03-24 23:37:09,230 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 288 places, 407 transitions, 11708 flow [2021-03-24 23:37:09,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:09,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:09,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:37:09,231 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:37:09,231 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:37:09,231 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:37:09,231 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:09,231 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:37:09,231 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:09,232 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:09,232 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:09,232 INFO L185 Difference]: Start difference. First operand has 282 places, 387 transitions, 10588 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:37:09,232 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 288 places, 407 transitions, 11708 flow [2021-03-24 23:37:09,548 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 286 places, 407 transitions, 11477 flow, removed 7 selfloop flow, removed 2 redundant places. [2021-03-24 23:37:09,556 INFO L241 Difference]: Finished difference. Result has 288 places, 390 transitions, 10778 flow [2021-03-24 23:37:09,556 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=10368, PETRI_DIFFERENCE_MINUEND_PLACES=280, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=387, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=162, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=223, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=10778, PETRI_PLACES=288, PETRI_TRANSITIONS=390} [2021-03-24 23:37:09,556 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 265 predicate places. [2021-03-24 23:37:09,556 INFO L480 AbstractCegarLoop]: Abstraction has has 288 places, 390 transitions, 10778 flow [2021-03-24 23:37:09,556 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:09,556 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:09,556 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:09,557 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2021-03-24 23:37:09,557 INFO L428 AbstractCegarLoop]: === Iteration 55 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:09,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:09,557 INFO L82 PathProgramCache]: Analyzing trace with hash -1234651631, now seen corresponding path program 19 times [2021-03-24 23:37:09,557 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:09,557 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2843946] [2021-03-24 23:37:09,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:09,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:09,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:09,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:09,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:09,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:09,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:09,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:37:09,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:09,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:37:09,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:09,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:09,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:09,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:09,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:09,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:09,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:09,617 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2843946] [2021-03-24 23:37:09,617 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:09,617 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:09,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373184328] [2021-03-24 23:37:09,618 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:09,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:09,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:09,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:09,618 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:09,618 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 288 places, 390 transitions, 10778 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:09,619 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:09,619 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:09,619 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:10,158 INFO L129 PetriNetUnfolder]: 1073/2345 cut-off events. [2021-03-24 23:37:10,158 INFO L130 PetriNetUnfolder]: For 69489/69520 co-relation queries the response was YES. [2021-03-24 23:37:10,177 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20494 conditions, 2345 events. 1073/2345 cut-off events. For 69489/69520 co-relation queries the response was YES. Maximal size of possible extension queue 281. Compared 18370 event pairs, 189 based on Foata normal form. 7/2349 useless extension candidates. Maximal degree in co-relation 20276. Up to 1086 conditions per place. [2021-03-24 23:37:10,186 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 232 selfloop transitions, 167 changer transitions 0/406 dead transitions. [2021-03-24 23:37:10,186 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 406 transitions, 11830 flow [2021-03-24 23:37:10,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:10,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:10,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:37:10,188 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:37:10,188 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:37:10,188 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:37:10,188 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:10,188 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:37:10,188 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:10,189 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:10,189 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:10,189 INFO L185 Difference]: Start difference. First operand has 288 places, 390 transitions, 10778 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:37:10,189 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 294 places, 406 transitions, 11830 flow [2021-03-24 23:37:10,499 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 289 places, 406 transitions, 11512 flow, removed 1 selfloop flow, removed 5 redundant places. [2021-03-24 23:37:10,507 INFO L241 Difference]: Finished difference. Result has 290 places, 390 transitions, 10804 flow [2021-03-24 23:37:10,508 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=10442, PETRI_DIFFERENCE_MINUEND_PLACES=283, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=389, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=166, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=223, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=10804, PETRI_PLACES=290, PETRI_TRANSITIONS=390} [2021-03-24 23:37:10,508 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 267 predicate places. [2021-03-24 23:37:10,508 INFO L480 AbstractCegarLoop]: Abstraction has has 290 places, 390 transitions, 10804 flow [2021-03-24 23:37:10,508 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:10,508 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:10,508 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:10,508 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2021-03-24 23:37:10,508 INFO L428 AbstractCegarLoop]: === Iteration 56 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:10,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:10,509 INFO L82 PathProgramCache]: Analyzing trace with hash 1125130823, now seen corresponding path program 20 times [2021-03-24 23:37:10,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:10,509 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30260734] [2021-03-24 23:37:10,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:10,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:10,523 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:37:10,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:37:10,532 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:37:10,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:10,542 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:37:10,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:10,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:10,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:10,558 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30260734] [2021-03-24 23:37:10,558 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1629339415] [2021-03-24 23:37:10,558 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:10,602 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:37:10,602 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:37:10,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:37:10,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:37:10,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,607 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:37:10,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:10,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:10,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:10,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:10,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:10,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:10,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:10,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:10,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:10,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:10,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:10,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:10,630 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.0 percent of original size [2021-03-24 23:37:10,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:37:10,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:10,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:37:10,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:37:10,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,634 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:10,635 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:10,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,637 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:10,638 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:10,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,640 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:37:10,640 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size 26 [2021-03-24 23:37:10,641 INFO L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-03-24 23:37:10,641 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-03-24 23:37:10,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:37:10,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,664 INFO L147 QuantifierPusher]: treesize reduction 3, result has 92.9 percent of original size 39 [2021-03-24 23:37:10,665 INFO L142 QuantifierPusher]: treesize reduction 3, result has 93.0 percent of original size [2021-03-24 23:37:10,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:10,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:37:10,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:37:10,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,670 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:10,671 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:10,672 INFO L142 QuantifierPusher]: treesize reduction 21, result has 66.1 percent of original size [2021-03-24 23:37:10,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:10,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:10,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:10,691 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-24 23:37:10,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:10,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:10,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:10,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:10,708 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-24 23:37:10,709 INFO L147 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size 10 [2021-03-24 23:37:10,709 INFO L142 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size [2021-03-24 23:37:10,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:10,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:37:10,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:10,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:10,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:10,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:10,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:10,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:10,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:10,715 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:37:10,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:10,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:10,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:10,722 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:37:10,722 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-03-24 23:37:10,722 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024265625] [2021-03-24 23:37:10,722 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 23:37:10,722 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:10,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 23:37:10,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:37:10,723 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:10,723 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 290 places, 390 transitions, 10804 flow. Second operand has 11 states, 11 states have (on average 17.09090909090909) internal successors, (188), 11 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:10,723 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:10,723 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:10,723 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:11,510 INFO L129 PetriNetUnfolder]: 1074/2342 cut-off events. [2021-03-24 23:37:11,511 INFO L130 PetriNetUnfolder]: For 69492/69523 co-relation queries the response was YES. [2021-03-24 23:37:11,531 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20529 conditions, 2342 events. 1074/2342 cut-off events. For 69492/69523 co-relation queries the response was YES. Maximal size of possible extension queue 281. Compared 18301 event pairs, 189 based on Foata normal form. 7/2346 useless extension candidates. Maximal degree in co-relation 20206. Up to 1088 conditions per place. [2021-03-24 23:37:11,540 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 231 selfloop transitions, 168 changer transitions 0/406 dead transitions. [2021-03-24 23:37:11,540 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 295 places, 406 transitions, 11853 flow [2021-03-24 23:37:11,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:11,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:11,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:37:11,541 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:37:11,541 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:37:11,541 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:37:11,541 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:11,541 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:37:11,541 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:11,541 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:11,542 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:11,542 INFO L185 Difference]: Start difference. First operand has 290 places, 390 transitions, 10804 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:37:11,542 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 295 places, 406 transitions, 11853 flow [2021-03-24 23:37:11,852 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 290 places, 406 transitions, 11547 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-03-24 23:37:11,860 INFO L241 Difference]: Finished difference. Result has 290 places, 390 transitions, 10835 flow [2021-03-24 23:37:11,860 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=10469, PETRI_DIFFERENCE_MINUEND_PLACES=284, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=389, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=167, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=222, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=10835, PETRI_PLACES=290, PETRI_TRANSITIONS=390} [2021-03-24 23:37:11,860 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 267 predicate places. [2021-03-24 23:37:11,860 INFO L480 AbstractCegarLoop]: Abstraction has has 290 places, 390 transitions, 10835 flow [2021-03-24 23:37:11,860 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 17.09090909090909) internal successors, (188), 11 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:11,860 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:11,861 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:12,061 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:12,061 INFO L428 AbstractCegarLoop]: === Iteration 57 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:12,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:12,062 INFO L82 PathProgramCache]: Analyzing trace with hash -279905007, now seen corresponding path program 21 times [2021-03-24 23:37:12,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:12,062 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158050061] [2021-03-24 23:37:12,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:12,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:12,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:12,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:12,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:12,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:12,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:12,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:37:12,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:12,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:37:12,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:12,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:12,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:12,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:12,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:12,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:12,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:12,106 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158050061] [2021-03-24 23:37:12,106 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:12,106 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:12,106 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401907851] [2021-03-24 23:37:12,106 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:12,106 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:12,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:12,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:12,106 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:12,107 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 290 places, 390 transitions, 10835 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:12,107 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:12,107 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:12,107 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:12,659 INFO L129 PetriNetUnfolder]: 1073/2336 cut-off events. [2021-03-24 23:37:12,659 INFO L130 PetriNetUnfolder]: For 69535/69566 co-relation queries the response was YES. [2021-03-24 23:37:12,679 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20489 conditions, 2336 events. 1073/2336 cut-off events. For 69535/69566 co-relation queries the response was YES. Maximal size of possible extension queue 280. Compared 18251 event pairs, 190 based on Foata normal form. 6/2339 useless extension candidates. Maximal degree in co-relation 20168. Up to 1088 conditions per place. [2021-03-24 23:37:12,687 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 238 selfloop transitions, 160 changer transitions 1/406 dead transitions. [2021-03-24 23:37:12,688 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 296 places, 406 transitions, 11874 flow [2021-03-24 23:37:12,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:12,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:12,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:37:12,688 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:37:12,689 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:37:12,689 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:37:12,689 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:12,689 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:37:12,689 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:12,689 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:12,689 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:12,690 INFO L185 Difference]: Start difference. First operand has 290 places, 390 transitions, 10835 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:37:12,690 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 296 places, 406 transitions, 11874 flow [2021-03-24 23:37:13,029 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 292 places, 406 transitions, 11556 flow, removed 3 selfloop flow, removed 4 redundant places. [2021-03-24 23:37:13,037 INFO L241 Difference]: Finished difference. Result has 293 places, 389 transitions, 10799 flow [2021-03-24 23:37:13,037 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=10471, PETRI_DIFFERENCE_MINUEND_PLACES=286, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=389, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=160, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=229, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=10799, PETRI_PLACES=293, PETRI_TRANSITIONS=389} [2021-03-24 23:37:13,037 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 270 predicate places. [2021-03-24 23:37:13,038 INFO L480 AbstractCegarLoop]: Abstraction has has 293 places, 389 transitions, 10799 flow [2021-03-24 23:37:13,038 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:13,038 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:13,038 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:13,038 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2021-03-24 23:37:13,038 INFO L428 AbstractCegarLoop]: === Iteration 58 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:13,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:13,038 INFO L82 PathProgramCache]: Analyzing trace with hash -1658519965, now seen corresponding path program 22 times [2021-03-24 23:37:13,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:13,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720590233] [2021-03-24 23:37:13,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:13,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:13,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:13,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:13,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:13,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:13,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:13,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:37:13,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:13,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:13,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:13,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:13,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:13,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:13,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:13,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:13,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:13,083 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720590233] [2021-03-24 23:37:13,083 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:13,083 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:13,083 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358647145] [2021-03-24 23:37:13,083 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:13,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:13,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:13,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:13,084 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:13,084 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 293 places, 389 transitions, 10799 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:13,084 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:13,084 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:13,084 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:13,589 INFO L129 PetriNetUnfolder]: 1071/2326 cut-off events. [2021-03-24 23:37:13,590 INFO L130 PetriNetUnfolder]: For 69187/69218 co-relation queries the response was YES. [2021-03-24 23:37:13,613 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20406 conditions, 2326 events. 1071/2326 cut-off events. For 69187/69218 co-relation queries the response was YES. Maximal size of possible extension queue 275. Compared 18076 event pairs, 181 based on Foata normal form. 7/2330 useless extension candidates. Maximal degree in co-relation 20110. Up to 1088 conditions per place. [2021-03-24 23:37:13,622 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 225 selfloop transitions, 172 changer transitions 1/405 dead transitions. [2021-03-24 23:37:13,622 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 298 places, 405 transitions, 11810 flow [2021-03-24 23:37:13,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:13,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:13,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:37:13,623 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:37:13,623 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:37:13,623 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:37:13,623 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:13,623 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:37:13,624 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:13,624 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:13,624 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:13,624 INFO L185 Difference]: Start difference. First operand has 293 places, 389 transitions, 10799 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:37:13,624 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 298 places, 405 transitions, 11810 flow [2021-03-24 23:37:13,935 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 293 places, 405 transitions, 11486 flow, removed 2 selfloop flow, removed 5 redundant places. [2021-03-24 23:37:13,942 INFO L241 Difference]: Finished difference. Result has 294 places, 387 transitions, 10738 flow [2021-03-24 23:37:13,942 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=10430, PETRI_DIFFERENCE_MINUEND_PLACES=287, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=388, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=172, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=216, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=10738, PETRI_PLACES=294, PETRI_TRANSITIONS=387} [2021-03-24 23:37:13,942 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 271 predicate places. [2021-03-24 23:37:13,942 INFO L480 AbstractCegarLoop]: Abstraction has has 294 places, 387 transitions, 10738 flow [2021-03-24 23:37:13,942 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:13,942 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:13,943 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:13,943 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2021-03-24 23:37:13,943 INFO L428 AbstractCegarLoop]: === Iteration 59 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:13,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:13,943 INFO L82 PathProgramCache]: Analyzing trace with hash 22015143, now seen corresponding path program 23 times [2021-03-24 23:37:13,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:13,943 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078106073] [2021-03-24 23:37:13,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:13,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:13,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:13,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:13,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:13,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:13,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:13,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:37:13,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:13,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:13,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:13,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:13,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:13,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:13,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:13,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:13,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:13,992 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078106073] [2021-03-24 23:37:13,992 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:13,993 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:13,993 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124708914] [2021-03-24 23:37:13,993 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:13,993 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:13,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:13,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:13,993 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:13,993 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 294 places, 387 transitions, 10738 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:13,994 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:13,994 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:13,994 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:14,493 INFO L129 PetriNetUnfolder]: 1070/2313 cut-off events. [2021-03-24 23:37:14,493 INFO L130 PetriNetUnfolder]: For 69013/69043 co-relation queries the response was YES. [2021-03-24 23:37:14,514 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20364 conditions, 2313 events. 1070/2313 cut-off events. For 69013/69043 co-relation queries the response was YES. Maximal size of possible extension queue 276. Compared 17879 event pairs, 182 based on Foata normal form. 7/2317 useless extension candidates. Maximal degree in co-relation 20183. Up to 1088 conditions per place. [2021-03-24 23:37:14,523 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 223 selfloop transitions, 172 changer transitions 0/402 dead transitions. [2021-03-24 23:37:14,523 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 299 places, 402 transitions, 11737 flow [2021-03-24 23:37:14,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:14,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:14,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:37:14,524 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:37:14,524 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:37:14,524 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:37:14,524 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:14,524 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:37:14,524 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:14,525 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:14,525 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:14,525 INFO L185 Difference]: Start difference. First operand has 294 places, 387 transitions, 10738 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:37:14,525 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 299 places, 402 transitions, 11737 flow [2021-03-24 23:37:14,850 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 293 places, 402 transitions, 11501 flow, removed 2 selfloop flow, removed 6 redundant places. [2021-03-24 23:37:14,857 INFO L241 Difference]: Finished difference. Result has 293 places, 386 transitions, 10805 flow [2021-03-24 23:37:14,858 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=10461, PETRI_DIFFERENCE_MINUEND_PLACES=287, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=386, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=172, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=214, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=10805, PETRI_PLACES=293, PETRI_TRANSITIONS=386} [2021-03-24 23:37:14,858 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 270 predicate places. [2021-03-24 23:37:14,858 INFO L480 AbstractCegarLoop]: Abstraction has has 293 places, 386 transitions, 10805 flow [2021-03-24 23:37:14,858 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:14,858 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:14,858 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:14,858 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2021-03-24 23:37:14,858 INFO L428 AbstractCegarLoop]: === Iteration 60 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:14,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:14,858 INFO L82 PathProgramCache]: Analyzing trace with hash -2076188353, now seen corresponding path program 24 times [2021-03-24 23:37:14,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:14,859 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969485377] [2021-03-24 23:37:14,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:14,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:14,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:14,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:14,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:14,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:14,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:14,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:14,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:14,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:37:14,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:14,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:14,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:14,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:14,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:14,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:14,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:14,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969485377] [2021-03-24 23:37:14,916 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:14,917 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:14,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716385050] [2021-03-24 23:37:14,917 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:14,917 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:14,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:14,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:14,917 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:14,918 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 293 places, 386 transitions, 10805 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:14,918 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:14,918 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:14,918 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:15,438 INFO L129 PetriNetUnfolder]: 1088/2364 cut-off events. [2021-03-24 23:37:15,438 INFO L130 PetriNetUnfolder]: For 72052/72083 co-relation queries the response was YES. [2021-03-24 23:37:15,457 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20882 conditions, 2364 events. 1088/2364 cut-off events. For 72052/72083 co-relation queries the response was YES. Maximal size of possible extension queue 283. Compared 18448 event pairs, 170 based on Foata normal form. 7/2368 useless extension candidates. Maximal degree in co-relation 20510. Up to 684 conditions per place. [2021-03-24 23:37:15,465 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 272 selfloop transitions, 157 changer transitions 0/436 dead transitions. [2021-03-24 23:37:15,465 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 299 places, 436 transitions, 12733 flow [2021-03-24 23:37:15,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:15,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:15,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:37:15,466 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:37:15,466 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:37:15,466 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:37:15,466 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:15,466 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:37:15,467 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:15,467 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:15,467 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:15,467 INFO L185 Difference]: Start difference. First operand has 293 places, 386 transitions, 10805 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:37:15,467 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 299 places, 436 transitions, 12733 flow [2021-03-24 23:37:15,770 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 292 places, 436 transitions, 12162 flow, removed 1 selfloop flow, removed 7 redundant places. [2021-03-24 23:37:15,780 INFO L241 Difference]: Finished difference. Result has 295 places, 403 transitions, 11163 flow [2021-03-24 23:37:15,780 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=10295, PETRI_DIFFERENCE_MINUEND_PLACES=286, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=386, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=140, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=236, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=11163, PETRI_PLACES=295, PETRI_TRANSITIONS=403} [2021-03-24 23:37:15,780 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 272 predicate places. [2021-03-24 23:37:15,781 INFO L480 AbstractCegarLoop]: Abstraction has has 295 places, 403 transitions, 11163 flow [2021-03-24 23:37:15,781 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:15,781 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:15,781 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:15,781 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2021-03-24 23:37:15,781 INFO L428 AbstractCegarLoop]: === Iteration 61 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:15,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:15,781 INFO L82 PathProgramCache]: Analyzing trace with hash 807518985, now seen corresponding path program 25 times [2021-03-24 23:37:15,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:15,781 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181399493] [2021-03-24 23:37:15,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:15,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:15,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:15,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:15,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:15,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:15,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:15,818 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181399493] [2021-03-24 23:37:15,818 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1858262403] [2021-03-24 23:37:15,818 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:15,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:37:15,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:37:15,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,873 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:37:15,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:15,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:15,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:15,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:15,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:15,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:15,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:15,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:15,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:15,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:15,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:15,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:15,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,897 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-03-24 23:37:15,898 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-24 23:37:15,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:15,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:37:15,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:37:15,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,902 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:15,903 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:15,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,905 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:15,905 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:15,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,907 INFO L147 QuantifierPusher]: treesize reduction 3, result has 72.7 percent of original size 8 [2021-03-24 23:37:15,908 INFO L147 QuantifierPusher]: treesize reduction 3, result has 80.0 percent of original size 12 [2021-03-24 23:37:15,908 INFO L142 QuantifierPusher]: treesize reduction 3, result has 80.0 percent of original size [2021-03-24 23:37:15,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:15,918 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-24 23:37:15,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:15,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:15,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:15,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:15,930 INFO L142 QuantifierPusher]: treesize reduction 8, result has 52.9 percent of original size [2021-03-24 23:37:15,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:37:15,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:15,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:37:15,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:37:15,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:15,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:15,936 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-24 23:37:15,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:15,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:15,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:15,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:15,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:15,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:15,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:15,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:15,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:15,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:15,944 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:37:15,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:15,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:15,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:15,950 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:37:15,950 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-03-24 23:37:15,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480405497] [2021-03-24 23:37:15,951 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:37:15,951 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:15,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:37:15,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:37:15,951 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:15,951 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 295 places, 403 transitions, 11163 flow. Second operand has 10 states, 10 states have (on average 17.1) internal successors, (171), 10 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) [2021-03-24 23:37:15,952 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:15,952 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:15,952 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:16,605 INFO L129 PetriNetUnfolder]: 1126/2494 cut-off events. [2021-03-24 23:37:16,605 INFO L130 PetriNetUnfolder]: For 73238/73269 co-relation queries the response was YES. [2021-03-24 23:37:16,630 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21884 conditions, 2494 events. 1126/2494 cut-off events. For 73238/73269 co-relation queries the response was YES. Maximal size of possible extension queue 296. Compared 19942 event pairs, 151 based on Foata normal form. 10/2503 useless extension candidates. Maximal degree in co-relation 21517. Up to 684 conditions per place. [2021-03-24 23:37:16,640 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 286 selfloop transitions, 163 changer transitions 0/456 dead transitions. [2021-03-24 23:37:16,640 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 301 places, 456 transitions, 13080 flow [2021-03-24 23:37:16,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:16,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:16,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:37:16,640 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:37:16,640 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:37:16,640 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:37:16,641 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:16,641 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:37:16,641 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:16,641 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:16,641 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:16,641 INFO L185 Difference]: Start difference. First operand has 295 places, 403 transitions, 11163 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:37:16,641 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 301 places, 456 transitions, 13080 flow [2021-03-24 23:37:16,989 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 299 places, 456 transitions, 12866 flow, removed 26 selfloop flow, removed 2 redundant places. [2021-03-24 23:37:16,996 INFO L241 Difference]: Finished difference. Result has 302 places, 413 transitions, 11724 flow [2021-03-24 23:37:16,997 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=10961, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=403, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=153, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=240, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=11724, PETRI_PLACES=302, PETRI_TRANSITIONS=413} [2021-03-24 23:37:16,997 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 279 predicate places. [2021-03-24 23:37:16,997 INFO L480 AbstractCegarLoop]: Abstraction has has 302 places, 413 transitions, 11724 flow [2021-03-24 23:37:16,997 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 17.1) internal successors, (171), 10 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) [2021-03-24 23:37:16,997 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:16,997 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:17,197 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable74 [2021-03-24 23:37:17,198 INFO L428 AbstractCegarLoop]: === Iteration 62 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:17,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:17,198 INFO L82 PathProgramCache]: Analyzing trace with hash 542351237, now seen corresponding path program 18 times [2021-03-24 23:37:17,198 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:17,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056272738] [2021-03-24 23:37:17,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:17,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:17,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:17,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:17,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:17,212 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:37:17,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:37:17,220 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:37:17,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:17,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:17,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:17,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:17,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:17,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:17,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:17,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:17,240 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056272738] [2021-03-24 23:37:17,241 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:17,241 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:17,241 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932604911] [2021-03-24 23:37:17,241 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:17,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:17,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:17,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:17,241 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:17,241 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 302 places, 413 transitions, 11724 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:17,242 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:17,242 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:17,242 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:17,867 INFO L129 PetriNetUnfolder]: 1122/2496 cut-off events. [2021-03-24 23:37:17,867 INFO L130 PetriNetUnfolder]: For 76410/76441 co-relation queries the response was YES. [2021-03-24 23:37:17,886 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22039 conditions, 2496 events. 1122/2496 cut-off events. For 76410/76441 co-relation queries the response was YES. Maximal size of possible extension queue 299. Compared 20075 event pairs, 193 based on Foata normal form. 9/2504 useless extension candidates. Maximal degree in co-relation 21669. Up to 1189 conditions per place. [2021-03-24 23:37:17,895 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 269 selfloop transitions, 170 changer transitions 0/446 dead transitions. [2021-03-24 23:37:17,895 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 308 places, 446 transitions, 13244 flow [2021-03-24 23:37:17,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:17,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:17,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:37:17,896 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:37:17,896 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:37:17,896 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:37:17,896 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:17,896 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:37:17,896 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:17,897 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:17,897 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:17,897 INFO L185 Difference]: Start difference. First operand has 302 places, 413 transitions, 11724 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:37:17,897 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 308 places, 446 transitions, 13244 flow [2021-03-24 23:37:18,247 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 446 transitions, 12967 flow, removed 13 selfloop flow, removed 3 redundant places. [2021-03-24 23:37:18,254 INFO L241 Difference]: Finished difference. Result has 307 places, 419 transitions, 11990 flow [2021-03-24 23:37:18,255 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=11452, PETRI_DIFFERENCE_MINUEND_PLACES=299, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=413, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=164, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=248, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=11990, PETRI_PLACES=307, PETRI_TRANSITIONS=419} [2021-03-24 23:37:18,255 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 284 predicate places. [2021-03-24 23:37:18,255 INFO L480 AbstractCegarLoop]: Abstraction has has 307 places, 419 transitions, 11990 flow [2021-03-24 23:37:18,255 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:18,255 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:18,255 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:18,255 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2021-03-24 23:37:18,255 INFO L428 AbstractCegarLoop]: === Iteration 63 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:18,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:18,255 INFO L82 PathProgramCache]: Analyzing trace with hash -840982273, now seen corresponding path program 19 times [2021-03-24 23:37:18,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:18,255 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73595631] [2021-03-24 23:37:18,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:18,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:18,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:18,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:18,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:18,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:18,269 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:37:18,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:37:18,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:18,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:18,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:18,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:37:18,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:18,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:37:18,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:18,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:18,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:18,296 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73595631] [2021-03-24 23:37:18,296 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:18,296 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:18,296 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980135603] [2021-03-24 23:37:18,296 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:18,296 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:18,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:18,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:18,297 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:18,297 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 307 places, 419 transitions, 11990 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:18,297 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:18,297 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:18,297 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:18,880 INFO L129 PetriNetUnfolder]: 1121/2487 cut-off events. [2021-03-24 23:37:18,880 INFO L130 PetriNetUnfolder]: For 76211/76242 co-relation queries the response was YES. [2021-03-24 23:37:18,902 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22091 conditions, 2487 events. 1121/2487 cut-off events. For 76211/76242 co-relation queries the response was YES. Maximal size of possible extension queue 297. Compared 19932 event pairs, 191 based on Foata normal form. 6/2492 useless extension candidates. Maximal degree in co-relation 21719. Up to 1189 conditions per place. [2021-03-24 23:37:18,911 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 266 selfloop transitions, 181 changer transitions 1/455 dead transitions. [2021-03-24 23:37:18,911 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 455 transitions, 13578 flow [2021-03-24 23:37:18,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:18,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:18,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 145 transitions. [2021-03-24 23:37:18,912 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7142857142857143 [2021-03-24 23:37:18,912 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 145 transitions. [2021-03-24 23:37:18,912 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 145 transitions. [2021-03-24 23:37:18,912 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:18,912 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 145 transitions. [2021-03-24 23:37:18,912 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:18,913 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:18,913 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:18,913 INFO L185 Difference]: Start difference. First operand has 307 places, 419 transitions, 11990 flow. Second operand 7 states and 145 transitions. [2021-03-24 23:37:18,913 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 455 transitions, 13578 flow [2021-03-24 23:37:19,284 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 311 places, 455 transitions, 13290 flow, removed 29 selfloop flow, removed 2 redundant places. [2021-03-24 23:37:19,292 INFO L241 Difference]: Finished difference. Result has 312 places, 425 transitions, 12271 flow [2021-03-24 23:37:19,292 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=11669, PETRI_DIFFERENCE_MINUEND_PLACES=305, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=418, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=173, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=242, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12271, PETRI_PLACES=312, PETRI_TRANSITIONS=425} [2021-03-24 23:37:19,293 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 289 predicate places. [2021-03-24 23:37:19,293 INFO L480 AbstractCegarLoop]: Abstraction has has 312 places, 425 transitions, 12271 flow [2021-03-24 23:37:19,293 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:19,293 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:19,293 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:19,293 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2021-03-24 23:37:19,293 INFO L428 AbstractCegarLoop]: === Iteration 64 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:19,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:19,293 INFO L82 PathProgramCache]: Analyzing trace with hash -2007957315, now seen corresponding path program 26 times [2021-03-24 23:37:19,294 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:19,294 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124118267] [2021-03-24 23:37:19,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:19,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:19,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:19,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:19,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:19,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:19,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:19,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:19,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:19,337 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:37:19,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:19,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:19,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:19,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:19,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:19,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:19,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124118267] [2021-03-24 23:37:19,353 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:19,353 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:19,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489560509] [2021-03-24 23:37:19,353 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:19,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:19,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:19,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:19,354 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:19,354 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 425 transitions, 12271 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:19,354 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:19,354 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:19,354 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:19,942 INFO L129 PetriNetUnfolder]: 1117/2460 cut-off events. [2021-03-24 23:37:19,942 INFO L130 PetriNetUnfolder]: For 76908/76939 co-relation queries the response was YES. [2021-03-24 23:37:19,965 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21993 conditions, 2460 events. 1117/2460 cut-off events. For 76908/76939 co-relation queries the response was YES. Maximal size of possible extension queue 296. Compared 19562 event pairs, 168 based on Foata normal form. 9/2468 useless extension candidates. Maximal degree in co-relation 21620. Up to 684 conditions per place. [2021-03-24 23:37:19,974 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 270 selfloop transitions, 180 changer transitions 0/457 dead transitions. [2021-03-24 23:37:19,974 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 457 transitions, 13661 flow [2021-03-24 23:37:19,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:19,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:19,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 153 transitions. [2021-03-24 23:37:19,975 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7536945812807881 [2021-03-24 23:37:19,975 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 153 transitions. [2021-03-24 23:37:19,975 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 153 transitions. [2021-03-24 23:37:19,975 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:19,975 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 153 transitions. [2021-03-24 23:37:19,976 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.857142857142858) internal successors, (153), 7 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:19,976 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:19,976 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:19,976 INFO L185 Difference]: Start difference. First operand has 312 places, 425 transitions, 12271 flow. Second operand 7 states and 153 transitions. [2021-03-24 23:37:19,976 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 457 transitions, 13661 flow [2021-03-24 23:37:20,386 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 313 places, 457 transitions, 13314 flow, removed 18 selfloop flow, removed 4 redundant places. [2021-03-24 23:37:20,394 INFO L241 Difference]: Finished difference. Result has 314 places, 424 transitions, 12281 flow [2021-03-24 23:37:20,394 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=11865, PETRI_DIFFERENCE_MINUEND_PLACES=307, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=423, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=179, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=243, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12281, PETRI_PLACES=314, PETRI_TRANSITIONS=424} [2021-03-24 23:37:20,394 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 291 predicate places. [2021-03-24 23:37:20,394 INFO L480 AbstractCegarLoop]: Abstraction has has 314 places, 424 transitions, 12281 flow [2021-03-24 23:37:20,394 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:20,394 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:20,394 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:20,395 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2021-03-24 23:37:20,395 INFO L428 AbstractCegarLoop]: === Iteration 65 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:20,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:20,395 INFO L82 PathProgramCache]: Analyzing trace with hash -457495101, now seen corresponding path program 20 times [2021-03-24 23:37:20,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:20,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358114865] [2021-03-24 23:37:20,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:20,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:20,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:20,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:20,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:20,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:20,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:20,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:37:20,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:20,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:37:20,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:20,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:20,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:20,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:20,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:20,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:20,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:20,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358114865] [2021-03-24 23:37:20,442 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:20,442 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:20,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355552997] [2021-03-24 23:37:20,442 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:20,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:20,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:20,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:20,443 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:20,443 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 314 places, 424 transitions, 12281 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:20,443 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:20,443 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:20,443 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:20,995 INFO L129 PetriNetUnfolder]: 1119/2474 cut-off events. [2021-03-24 23:37:20,995 INFO L130 PetriNetUnfolder]: For 77199/77230 co-relation queries the response was YES. [2021-03-24 23:37:21,018 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21981 conditions, 2474 events. 1119/2474 cut-off events. For 77199/77230 co-relation queries the response was YES. Maximal size of possible extension queue 298. Compared 19778 event pairs, 193 based on Foata normal form. 7/2480 useless extension candidates. Maximal degree in co-relation 21609. Up to 1179 conditions per place. [2021-03-24 23:37:21,027 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 267 selfloop transitions, 177 changer transitions 0/451 dead transitions. [2021-03-24 23:37:21,027 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 320 places, 451 transitions, 13638 flow [2021-03-24 23:37:21,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:21,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:21,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:37:21,028 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:37:21,028 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:37:21,028 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:37:21,028 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:21,029 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:37:21,029 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:21,029 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:21,029 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:21,029 INFO L185 Difference]: Start difference. First operand has 314 places, 424 transitions, 12281 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:37:21,029 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 320 places, 451 transitions, 13638 flow [2021-03-24 23:37:21,415 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 317 places, 451 transitions, 13360 flow, removed 10 selfloop flow, removed 3 redundant places. [2021-03-24 23:37:21,423 INFO L241 Difference]: Finished difference. Result has 319 places, 427 transitions, 12475 flow [2021-03-24 23:37:21,424 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=12005, PETRI_DIFFERENCE_MINUEND_PLACES=311, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=424, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=174, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=248, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12475, PETRI_PLACES=319, PETRI_TRANSITIONS=427} [2021-03-24 23:37:21,424 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 296 predicate places. [2021-03-24 23:37:21,424 INFO L480 AbstractCegarLoop]: Abstraction has has 319 places, 427 transitions, 12475 flow [2021-03-24 23:37:21,424 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:21,424 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:21,424 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:21,424 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2021-03-24 23:37:21,424 INFO L428 AbstractCegarLoop]: === Iteration 66 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:21,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:21,424 INFO L82 PathProgramCache]: Analyzing trace with hash -1345623809, now seen corresponding path program 27 times [2021-03-24 23:37:21,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:21,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111414941] [2021-03-24 23:37:21,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:21,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:21,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:21,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:21,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:21,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:21,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:21,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:21,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:37:21,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:21,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:21,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:21,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:21,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:21,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:21,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:21,470 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111414941] [2021-03-24 23:37:21,470 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:21,470 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:21,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614171912] [2021-03-24 23:37:21,470 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:21,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:21,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:21,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:21,471 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:21,471 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 319 places, 427 transitions, 12475 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:21,471 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:21,471 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:21,471 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:22,043 INFO L129 PetriNetUnfolder]: 1117/2458 cut-off events. [2021-03-24 23:37:22,043 INFO L130 PetriNetUnfolder]: For 77084/77115 co-relation queries the response was YES. [2021-03-24 23:37:22,065 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22030 conditions, 2458 events. 1117/2458 cut-off events. For 77084/77115 co-relation queries the response was YES. Maximal size of possible extension queue 297. Compared 19548 event pairs, 174 based on Foata normal form. 7/2464 useless extension candidates. Maximal degree in co-relation 21658. Up to 684 conditions per place. [2021-03-24 23:37:22,074 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 294 selfloop transitions, 157 changer transitions 1/459 dead transitions. [2021-03-24 23:37:22,074 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 325 places, 459 transitions, 13883 flow [2021-03-24 23:37:22,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:22,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:22,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:37:22,075 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:37:22,075 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:37:22,075 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:37:22,075 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:22,075 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:37:22,075 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:22,075 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:22,075 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:22,076 INFO L185 Difference]: Start difference. First operand has 319 places, 427 transitions, 12475 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:37:22,076 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 325 places, 459 transitions, 13883 flow [2021-03-24 23:37:22,429 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 321 places, 459 transitions, 13491 flow, removed 21 selfloop flow, removed 4 redundant places. [2021-03-24 23:37:22,436 INFO L241 Difference]: Finished difference. Result has 323 places, 428 transitions, 12488 flow [2021-03-24 23:37:22,437 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=12083, PETRI_DIFFERENCE_MINUEND_PLACES=315, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=427, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=155, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12488, PETRI_PLACES=323, PETRI_TRANSITIONS=428} [2021-03-24 23:37:22,437 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 300 predicate places. [2021-03-24 23:37:22,437 INFO L480 AbstractCegarLoop]: Abstraction has has 323 places, 428 transitions, 12488 flow [2021-03-24 23:37:22,437 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:22,437 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:22,437 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:22,437 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2021-03-24 23:37:22,437 INFO L428 AbstractCegarLoop]: === Iteration 67 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:22,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:22,438 INFO L82 PathProgramCache]: Analyzing trace with hash 897470215, now seen corresponding path program 21 times [2021-03-24 23:37:22,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:22,438 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779567895] [2021-03-24 23:37:22,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:22,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:22,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:22,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:22,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:22,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:22,468 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:37:22,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:37:22,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:22,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:22,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:22,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:22,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:22,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:22,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:22,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:22,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:22,495 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779567895] [2021-03-24 23:37:22,495 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:22,495 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:22,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521966375] [2021-03-24 23:37:22,495 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:22,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:22,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:22,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:22,495 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:22,495 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 323 places, 428 transitions, 12488 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:22,495 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:22,495 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:22,495 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:23,108 INFO L129 PetriNetUnfolder]: 1115/2458 cut-off events. [2021-03-24 23:37:23,108 INFO L130 PetriNetUnfolder]: For 78152/78183 co-relation queries the response was YES. [2021-03-24 23:37:23,134 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22183 conditions, 2458 events. 1115/2458 cut-off events. For 78152/78183 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 19562 event pairs, 189 based on Foata normal form. 7/2464 useless extension candidates. Maximal degree in co-relation 21839. Up to 1175 conditions per place. [2021-03-24 23:37:23,145 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 265 selfloop transitions, 180 changer transitions 0/452 dead transitions. [2021-03-24 23:37:23,145 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 329 places, 452 transitions, 13714 flow [2021-03-24 23:37:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:23,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:23,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 149 transitions. [2021-03-24 23:37:23,146 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7339901477832512 [2021-03-24 23:37:23,146 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 149 transitions. [2021-03-24 23:37:23,146 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 149 transitions. [2021-03-24 23:37:23,146 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:23,146 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 149 transitions. [2021-03-24 23:37:23,147 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:23,147 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:23,147 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:23,147 INFO L185 Difference]: Start difference. First operand has 323 places, 428 transitions, 12488 flow. Second operand 7 states and 149 transitions. [2021-03-24 23:37:23,147 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 329 places, 452 transitions, 13714 flow [2021-03-24 23:37:23,544 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 325 places, 452 transitions, 13303 flow, removed 9 selfloop flow, removed 4 redundant places. [2021-03-24 23:37:23,552 INFO L241 Difference]: Finished difference. Result has 326 places, 428 transitions, 12442 flow [2021-03-24 23:37:23,552 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=12077, PETRI_DIFFERENCE_MINUEND_PLACES=319, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=428, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=180, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=248, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12442, PETRI_PLACES=326, PETRI_TRANSITIONS=428} [2021-03-24 23:37:23,552 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 303 predicate places. [2021-03-24 23:37:23,552 INFO L480 AbstractCegarLoop]: Abstraction has has 326 places, 428 transitions, 12442 flow [2021-03-24 23:37:23,552 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:23,552 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:23,552 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:23,552 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2021-03-24 23:37:23,552 INFO L428 AbstractCegarLoop]: === Iteration 68 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:23,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:23,553 INFO L82 PathProgramCache]: Analyzing trace with hash 1869077411, now seen corresponding path program 28 times [2021-03-24 23:37:23,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:23,553 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566978462] [2021-03-24 23:37:23,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:23,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:23,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:23,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:23,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:23,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:23,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:23,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:23,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:23,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:23,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:23,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:23,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:23,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:23,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:23,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:23,587 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566978462] [2021-03-24 23:37:23,587 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:23,587 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:23,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195760989] [2021-03-24 23:37:23,587 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:23,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:23,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:23,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:23,588 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:23,588 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 326 places, 428 transitions, 12442 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:23,588 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:23,588 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:23,588 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:24,174 INFO L129 PetriNetUnfolder]: 1111/2454 cut-off events. [2021-03-24 23:37:24,174 INFO L130 PetriNetUnfolder]: For 75249/75254 co-relation queries the response was YES. [2021-03-24 23:37:24,197 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22136 conditions, 2454 events. 1111/2454 cut-off events. For 75249/75254 co-relation queries the response was YES. Maximal size of possible extension queue 296. Compared 19510 event pairs, 148 based on Foata normal form. 6/2460 useless extension candidates. Maximal degree in co-relation 21824. Up to 684 conditions per place. [2021-03-24 23:37:24,206 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 306 selfloop transitions, 150 changer transitions 1/464 dead transitions. [2021-03-24 23:37:24,206 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 332 places, 464 transitions, 13861 flow [2021-03-24 23:37:24,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:24,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:24,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:37:24,207 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:37:24,207 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:37:24,207 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:37:24,207 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:24,207 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:37:24,208 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:24,208 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:24,208 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:24,208 INFO L185 Difference]: Start difference. First operand has 326 places, 428 transitions, 12442 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:37:24,208 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 332 places, 464 transitions, 13861 flow [2021-03-24 23:37:24,569 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 329 places, 464 transitions, 13531 flow, removed 5 selfloop flow, removed 3 redundant places. [2021-03-24 23:37:24,577 INFO L241 Difference]: Finished difference. Result has 330 places, 425 transitions, 12343 flow [2021-03-24 23:37:24,577 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=12062, PETRI_DIFFERENCE_MINUEND_PLACES=323, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=426, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=150, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=276, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12343, PETRI_PLACES=330, PETRI_TRANSITIONS=425} [2021-03-24 23:37:24,577 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 307 predicate places. [2021-03-24 23:37:24,577 INFO L480 AbstractCegarLoop]: Abstraction has has 330 places, 425 transitions, 12343 flow [2021-03-24 23:37:24,577 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:24,577 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:24,577 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:24,577 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2021-03-24 23:37:24,577 INFO L428 AbstractCegarLoop]: === Iteration 69 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:24,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:24,578 INFO L82 PathProgramCache]: Analyzing trace with hash 1926330639, now seen corresponding path program 29 times [2021-03-24 23:37:24,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:24,578 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144289237] [2021-03-24 23:37:24,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:24,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:24,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:24,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:24,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:24,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:24,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:24,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:24,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144289237] [2021-03-24 23:37:24,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [666585085] [2021-03-24 23:37:24,623 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:24,666 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:37:24,667 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:37:24,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:37:24,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:37:24,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,671 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:37:24,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:24,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:24,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:24,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:24,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:24,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:24,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:24,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:24,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:24,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:24,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:24,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:24,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,690 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-03-24 23:37:24,691 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-24 23:37:24,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:24,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:37:24,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:37:24,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,693 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:24,693 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:24,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,694 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:24,695 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:24,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,700 INFO L147 QuantifierPusher]: treesize reduction 3, result has 72.7 percent of original size 8 [2021-03-24 23:37:24,700 INFO L147 QuantifierPusher]: treesize reduction 3, result has 80.0 percent of original size 12 [2021-03-24 23:37:24,700 INFO L142 QuantifierPusher]: treesize reduction 3, result has 80.0 percent of original size [2021-03-24 23:37:24,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:24,711 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-24 23:37:24,711 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-03-24 23:37:24,712 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:37:24,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:24,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:37:24,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:24,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:24,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:24,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:24,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:24,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:24,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:24,718 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:37:24,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:24,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:24,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:24,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:24,720 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-24 23:37:24,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:24,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:24,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:24,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:24,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:24,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:24,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:24,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:24,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:24,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:24,726 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:37:24,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:24,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:24,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:24,731 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:37:24,731 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-24 23:37:24,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395859517] [2021-03-24 23:37:24,731 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-24 23:37:24,731 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:24,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-24 23:37:24,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-03-24 23:37:24,732 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:24,732 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 330 places, 425 transitions, 12343 flow. Second operand has 9 states, 9 states have (on average 17.11111111111111) internal successors, (154), 9 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:24,732 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:24,732 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:24,732 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:25,382 INFO L129 PetriNetUnfolder]: 1149/2538 cut-off events. [2021-03-24 23:37:25,382 INFO L130 PetriNetUnfolder]: For 79324/79329 co-relation queries the response was YES. [2021-03-24 23:37:25,406 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23092 conditions, 2538 events. 1149/2538 cut-off events. For 79324/79329 co-relation queries the response was YES. Maximal size of possible extension queue 299. Compared 20318 event pairs, 145 based on Foata normal form. 7/2545 useless extension candidates. Maximal degree in co-relation 22740. Up to 709 conditions per place. [2021-03-24 23:37:25,415 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 303 selfloop transitions, 164 changer transitions 0/474 dead transitions. [2021-03-24 23:37:25,416 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 335 places, 474 transitions, 14134 flow [2021-03-24 23:37:25,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:25,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:25,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:37:25,416 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:37:25,416 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:37:25,416 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:37:25,416 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:25,416 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:37:25,417 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:25,417 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:25,417 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:25,417 INFO L185 Difference]: Start difference. First operand has 330 places, 425 transitions, 12343 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:37:25,417 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 335 places, 474 transitions, 14134 flow [2021-03-24 23:37:25,837 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 329 places, 474 transitions, 13827 flow, removed 7 selfloop flow, removed 6 redundant places. [2021-03-24 23:37:25,845 INFO L241 Difference]: Finished difference. Result has 332 places, 428 transitions, 12586 flow [2021-03-24 23:37:25,846 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=11918, PETRI_DIFFERENCE_MINUEND_PLACES=323, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=421, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=157, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=257, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12586, PETRI_PLACES=332, PETRI_TRANSITIONS=428} [2021-03-24 23:37:25,846 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 309 predicate places. [2021-03-24 23:37:25,846 INFO L480 AbstractCegarLoop]: Abstraction has has 332 places, 428 transitions, 12586 flow [2021-03-24 23:37:25,846 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 17.11111111111111) internal successors, (154), 9 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:25,846 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:25,846 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:26,046 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:26,047 INFO L428 AbstractCegarLoop]: === Iteration 70 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:26,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:26,047 INFO L82 PathProgramCache]: Analyzing trace with hash 1539285479, now seen corresponding path program 30 times [2021-03-24 23:37:26,047 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:26,047 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407224390] [2021-03-24 23:37:26,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:26,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:26,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:26,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:26,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:26,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:26,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:26,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:26,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:26,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:37:26,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:26,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:26,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:26,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:26,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:26,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:26,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:26,087 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407224390] [2021-03-24 23:37:26,087 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:26,087 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:26,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395308004] [2021-03-24 23:37:26,087 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:26,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:26,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:26,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:26,088 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:26,088 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 332 places, 428 transitions, 12586 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:26,088 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:26,088 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:26,088 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:26,659 INFO L129 PetriNetUnfolder]: 1152/2548 cut-off events. [2021-03-24 23:37:26,659 INFO L130 PetriNetUnfolder]: For 82474/82479 co-relation queries the response was YES. [2021-03-24 23:37:26,683 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23390 conditions, 2548 events. 1152/2548 cut-off events. For 82474/82479 co-relation queries the response was YES. Maximal size of possible extension queue 299. Compared 20447 event pairs, 182 based on Foata normal form. 4/2552 useless extension candidates. Maximal degree in co-relation 23041. Up to 716 conditions per place. [2021-03-24 23:37:26,692 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 292 selfloop transitions, 163 changer transitions 0/462 dead transitions. [2021-03-24 23:37:26,693 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 337 places, 462 transitions, 14043 flow [2021-03-24 23:37:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:26,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:26,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 149 transitions. [2021-03-24 23:37:26,693 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7339901477832512 [2021-03-24 23:37:26,693 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 149 transitions. [2021-03-24 23:37:26,693 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 149 transitions. [2021-03-24 23:37:26,693 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:26,694 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 149 transitions. [2021-03-24 23:37:26,694 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:26,694 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:26,694 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:26,694 INFO L185 Difference]: Start difference. First operand has 332 places, 428 transitions, 12586 flow. Second operand 7 states and 149 transitions. [2021-03-24 23:37:26,694 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 337 places, 462 transitions, 14043 flow [2021-03-24 23:37:27,086 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 330 places, 462 transitions, 13698 flow, removed 41 selfloop flow, removed 7 redundant places. [2021-03-24 23:37:27,094 INFO L241 Difference]: Finished difference. Result has 331 places, 432 transitions, 12706 flow [2021-03-24 23:37:27,094 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=12266, PETRI_DIFFERENCE_MINUEND_PLACES=324, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=427, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=158, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=266, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12706, PETRI_PLACES=331, PETRI_TRANSITIONS=432} [2021-03-24 23:37:27,094 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 308 predicate places. [2021-03-24 23:37:27,094 INFO L480 AbstractCegarLoop]: Abstraction has has 331 places, 432 transitions, 12706 flow [2021-03-24 23:37:27,095 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:27,095 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:27,095 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:27,095 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2021-03-24 23:37:27,095 INFO L428 AbstractCegarLoop]: === Iteration 71 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:27,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:27,095 INFO L82 PathProgramCache]: Analyzing trace with hash 1388143555, now seen corresponding path program 22 times [2021-03-24 23:37:27,095 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:27,095 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075383499] [2021-03-24 23:37:27,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:27,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:27,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:27,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:27,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:27,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:27,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:37:27,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:27,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:37:27,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:27,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:27,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:27,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:27,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:27,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:27,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:27,137 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075383499] [2021-03-24 23:37:27,137 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:27,137 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:27,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006610394] [2021-03-24 23:37:27,137 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:27,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:27,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:27,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:27,138 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:27,138 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 331 places, 432 transitions, 12706 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:27,138 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:27,138 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:27,138 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:27,719 INFO L129 PetriNetUnfolder]: 1150/2545 cut-off events. [2021-03-24 23:37:27,719 INFO L130 PetriNetUnfolder]: For 77871/77876 co-relation queries the response was YES. [2021-03-24 23:37:27,744 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22681 conditions, 2545 events. 1150/2545 cut-off events. For 77871/77876 co-relation queries the response was YES. Maximal size of possible extension queue 298. Compared 20477 event pairs, 205 based on Foata normal form. 4/2549 useless extension candidates. Maximal degree in co-relation 22370. Up to 1250 conditions per place. [2021-03-24 23:37:27,753 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 273 selfloop transitions, 174 changer transitions 1/455 dead transitions. [2021-03-24 23:37:27,753 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 337 places, 455 transitions, 13922 flow [2021-03-24 23:37:27,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:27,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:27,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:37:27,754 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:37:27,754 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:37:27,754 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:37:27,754 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:27,754 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:37:27,754 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:27,755 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:27,755 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:27,755 INFO L185 Difference]: Start difference. First operand has 331 places, 432 transitions, 12706 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:37:27,755 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 337 places, 455 transitions, 13922 flow [2021-03-24 23:37:28,138 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 333 places, 455 transitions, 13684 flow, removed 4 selfloop flow, removed 4 redundant places. [2021-03-24 23:37:28,147 INFO L241 Difference]: Finished difference. Result has 334 places, 431 transitions, 12786 flow [2021-03-24 23:37:28,147 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=12470, PETRI_DIFFERENCE_MINUEND_PLACES=327, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=432, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=174, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=258, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12786, PETRI_PLACES=334, PETRI_TRANSITIONS=431} [2021-03-24 23:37:28,147 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 311 predicate places. [2021-03-24 23:37:28,147 INFO L480 AbstractCegarLoop]: Abstraction has has 334 places, 431 transitions, 12786 flow [2021-03-24 23:37:28,147 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:28,147 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:28,147 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:28,147 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2021-03-24 23:37:28,147 INFO L428 AbstractCegarLoop]: === Iteration 72 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:28,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:28,147 INFO L82 PathProgramCache]: Analyzing trace with hash 1458547173, now seen corresponding path program 31 times [2021-03-24 23:37:28,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:28,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554299111] [2021-03-24 23:37:28,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:28,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:28,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:28,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:28,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:28,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:28,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:28,167 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:37:28,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:28,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:28,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:28,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:28,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:28,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:28,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:28,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:28,188 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554299111] [2021-03-24 23:37:28,188 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:28,188 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:28,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515642298] [2021-03-24 23:37:28,189 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:28,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:28,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:28,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:28,189 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:28,189 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 334 places, 431 transitions, 12786 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:28,189 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:28,189 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:28,189 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:28,818 INFO L129 PetriNetUnfolder]: 1146/2523 cut-off events. [2021-03-24 23:37:28,818 INFO L130 PetriNetUnfolder]: For 77435/77440 co-relation queries the response was YES. [2021-03-24 23:37:28,839 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22439 conditions, 2523 events. 1146/2523 cut-off events. For 77435/77440 co-relation queries the response was YES. Maximal size of possible extension queue 296. Compared 20133 event pairs, 185 based on Foata normal form. 6/2529 useless extension candidates. Maximal degree in co-relation 22167. Up to 707 conditions per place. [2021-03-24 23:37:28,848 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 296 selfloop transitions, 155 changer transitions 1/459 dead transitions. [2021-03-24 23:37:28,848 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 340 places, 459 transitions, 14062 flow [2021-03-24 23:37:28,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:28,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:28,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:37:28,849 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:37:28,849 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:37:28,849 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:37:28,849 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:28,849 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:37:28,850 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:28,850 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:28,850 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:28,850 INFO L185 Difference]: Start difference. First operand has 334 places, 431 transitions, 12786 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:37:28,850 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 340 places, 459 transitions, 14062 flow [2021-03-24 23:37:29,190 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 335 places, 459 transitions, 13664 flow, removed 2 selfloop flow, removed 5 redundant places. [2021-03-24 23:37:29,198 INFO L241 Difference]: Finished difference. Result has 336 places, 428 transitions, 12608 flow [2021-03-24 23:37:29,199 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=12328, PETRI_DIFFERENCE_MINUEND_PLACES=329, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=429, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=155, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=274, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12608, PETRI_PLACES=336, PETRI_TRANSITIONS=428} [2021-03-24 23:37:29,199 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 313 predicate places. [2021-03-24 23:37:29,199 INFO L480 AbstractCegarLoop]: Abstraction has has 336 places, 428 transitions, 12608 flow [2021-03-24 23:37:29,199 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:29,199 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:29,199 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:29,199 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2021-03-24 23:37:29,199 INFO L428 AbstractCegarLoop]: === Iteration 73 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:29,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:29,199 INFO L82 PathProgramCache]: Analyzing trace with hash -1402735829, now seen corresponding path program 23 times [2021-03-24 23:37:29,199 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:29,199 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171023082] [2021-03-24 23:37:29,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:29,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:29,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:29,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:29,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:29,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:29,213 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:37:29,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:37:29,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:29,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:29,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:29,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:29,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:29,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:29,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:29,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:29,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:29,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171023082] [2021-03-24 23:37:29,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:29,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:29,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171954154] [2021-03-24 23:37:29,239 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:29,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:29,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:29,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:29,240 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:29,240 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 336 places, 428 transitions, 12608 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:29,240 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:29,240 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:29,240 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:29,854 INFO L129 PetriNetUnfolder]: 1145/2518 cut-off events. [2021-03-24 23:37:29,854 INFO L130 PetriNetUnfolder]: For 76459/76464 co-relation queries the response was YES. [2021-03-24 23:37:29,879 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22337 conditions, 2518 events. 1145/2518 cut-off events. For 76459/76464 co-relation queries the response was YES. Maximal size of possible extension queue 294. Compared 20045 event pairs, 202 based on Foata normal form. 3/2521 useless extension candidates. Maximal degree in co-relation 22063. Up to 1240 conditions per place. [2021-03-24 23:37:29,888 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 266 selfloop transitions, 177 changer transitions 1/451 dead transitions. [2021-03-24 23:37:29,888 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 451 transitions, 13779 flow [2021-03-24 23:37:29,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:29,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:29,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 146 transitions. [2021-03-24 23:37:29,889 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7192118226600985 [2021-03-24 23:37:29,889 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 146 transitions. [2021-03-24 23:37:29,889 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 146 transitions. [2021-03-24 23:37:29,889 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:29,889 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 146 transitions. [2021-03-24 23:37:29,890 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.857142857142858) internal successors, (146), 7 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:29,890 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:29,890 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:29,890 INFO L185 Difference]: Start difference. First operand has 336 places, 428 transitions, 12608 flow. Second operand 7 states and 146 transitions. [2021-03-24 23:37:29,890 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 451 transitions, 13779 flow [2021-03-24 23:37:30,243 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 339 places, 451 transitions, 13582 flow, removed 5 selfloop flow, removed 3 redundant places. [2021-03-24 23:37:30,252 INFO L241 Difference]: Finished difference. Result has 339 places, 426 transitions, 12686 flow [2021-03-24 23:37:30,252 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=12362, PETRI_DIFFERENCE_MINUEND_PLACES=333, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=427, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=177, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=250, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12686, PETRI_PLACES=339, PETRI_TRANSITIONS=426} [2021-03-24 23:37:30,252 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 316 predicate places. [2021-03-24 23:37:30,252 INFO L480 AbstractCegarLoop]: Abstraction has has 339 places, 426 transitions, 12686 flow [2021-03-24 23:37:30,252 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:30,252 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:30,252 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:30,252 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2021-03-24 23:37:30,252 INFO L428 AbstractCegarLoop]: === Iteration 74 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:30,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:30,253 INFO L82 PathProgramCache]: Analyzing trace with hash 1068050755, now seen corresponding path program 32 times [2021-03-24 23:37:30,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:30,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585571227] [2021-03-24 23:37:30,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:30,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:30,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:30,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:30,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:30,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:30,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:30,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:30,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:30,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:30,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:30,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:30,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:30,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:30,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:30,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:30,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:30,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585571227] [2021-03-24 23:37:30,289 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:30,289 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:30,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30210443] [2021-03-24 23:37:30,290 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:30,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:30,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:30,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:30,290 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:30,290 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 339 places, 426 transitions, 12686 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:30,290 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:30,290 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:30,290 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:30,877 INFO L129 PetriNetUnfolder]: 1144/2509 cut-off events. [2021-03-24 23:37:30,877 INFO L130 PetriNetUnfolder]: For 78035/78040 co-relation queries the response was YES. [2021-03-24 23:37:30,904 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22380 conditions, 2509 events. 1144/2509 cut-off events. For 78035/78040 co-relation queries the response was YES. Maximal size of possible extension queue 293. Compared 19895 event pairs, 157 based on Foata normal form. 4/2513 useless extension candidates. Maximal degree in co-relation 22152. Up to 702 conditions per place. [2021-03-24 23:37:30,913 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 302 selfloop transitions, 152 changer transitions 0/461 dead transitions. [2021-03-24 23:37:30,914 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 343 places, 461 transitions, 14079 flow [2021-03-24 23:37:30,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:30,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:30,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:37:30,914 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:37:30,914 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:37:30,914 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:37:30,916 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:30,916 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:37:30,916 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:30,916 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:30,917 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:30,917 INFO L185 Difference]: Start difference. First operand has 339 places, 426 transitions, 12686 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:37:30,917 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 343 places, 461 transitions, 14079 flow [2021-03-24 23:37:31,292 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 337 places, 461 transitions, 13715 flow, removed 5 selfloop flow, removed 6 redundant places. [2021-03-24 23:37:31,301 INFO L241 Difference]: Finished difference. Result has 337 places, 425 transitions, 12596 flow [2021-03-24 23:37:31,301 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=12292, PETRI_DIFFERENCE_MINUEND_PLACES=331, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=425, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=152, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=273, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12596, PETRI_PLACES=337, PETRI_TRANSITIONS=425} [2021-03-24 23:37:31,301 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 314 predicate places. [2021-03-24 23:37:31,301 INFO L480 AbstractCegarLoop]: Abstraction has has 337 places, 425 transitions, 12596 flow [2021-03-24 23:37:31,301 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:31,301 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:31,301 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:31,301 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2021-03-24 23:37:31,301 INFO L428 AbstractCegarLoop]: === Iteration 75 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:31,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:31,302 INFO L82 PathProgramCache]: Analyzing trace with hash 1552008733, now seen corresponding path program 33 times [2021-03-24 23:37:31,302 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:31,302 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412615998] [2021-03-24 23:37:31,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:31,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:31,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:31,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:31,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:31,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:31,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:31,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:31,326 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:37:31,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:31,334 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:37:31,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:31,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:31,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:31,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:31,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:31,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:31,359 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412615998] [2021-03-24 23:37:31,359 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:31,359 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:31,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493815198] [2021-03-24 23:37:31,360 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:31,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:31,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:31,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:31,360 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:31,360 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 337 places, 425 transitions, 12596 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:31,360 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:31,360 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:31,360 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:31,959 INFO L129 PetriNetUnfolder]: 1144/2488 cut-off events. [2021-03-24 23:37:31,959 INFO L130 PetriNetUnfolder]: For 77963/77968 co-relation queries the response was YES. [2021-03-24 23:37:31,983 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22302 conditions, 2488 events. 1144/2488 cut-off events. For 77963/77968 co-relation queries the response was YES. Maximal size of possible extension queue 291. Compared 19578 event pairs, 183 based on Foata normal form. 6/2494 useless extension candidates. Maximal degree in co-relation 22032. Up to 700 conditions per place. [2021-03-24 23:37:31,993 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 286 selfloop transitions, 165 changer transitions 0/458 dead transitions. [2021-03-24 23:37:31,993 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 343 places, 458 transitions, 14049 flow [2021-03-24 23:37:31,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:31,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:31,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:37:31,993 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:37:31,994 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:37:31,994 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:37:31,994 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:31,994 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:37:31,994 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:31,994 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:31,995 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:31,995 INFO L185 Difference]: Start difference. First operand has 337 places, 425 transitions, 12596 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:37:31,995 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 343 places, 458 transitions, 14049 flow [2021-03-24 23:37:32,359 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 338 places, 458 transitions, 13735 flow, removed 7 selfloop flow, removed 5 redundant places. [2021-03-24 23:37:32,367 INFO L241 Difference]: Finished difference. Result has 340 places, 428 transitions, 12772 flow [2021-03-24 23:37:32,368 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=12286, PETRI_DIFFERENCE_MINUEND_PLACES=332, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=425, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=162, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=262, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12772, PETRI_PLACES=340, PETRI_TRANSITIONS=428} [2021-03-24 23:37:32,368 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 317 predicate places. [2021-03-24 23:37:32,368 INFO L480 AbstractCegarLoop]: Abstraction has has 340 places, 428 transitions, 12772 flow [2021-03-24 23:37:32,368 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:32,368 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:32,368 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:32,368 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2021-03-24 23:37:32,368 INFO L428 AbstractCegarLoop]: === Iteration 76 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:32,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:32,368 INFO L82 PathProgramCache]: Analyzing trace with hash 2053122783, now seen corresponding path program 24 times [2021-03-24 23:37:32,369 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:32,369 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672153616] [2021-03-24 23:37:32,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:32,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:32,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:32,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:32,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:32,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:32,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:37:32,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:32,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:37:32,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:32,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:32,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:32,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:32,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:32,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:32,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:32,416 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672153616] [2021-03-24 23:37:32,416 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:32,416 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:32,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459814943] [2021-03-24 23:37:32,417 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:32,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:32,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:32,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:32,417 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:32,417 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 340 places, 428 transitions, 12772 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:32,417 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:32,417 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:32,418 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:33,137 INFO L129 PetriNetUnfolder]: 1145/2496 cut-off events. [2021-03-24 23:37:33,137 INFO L130 PetriNetUnfolder]: For 77556/77561 co-relation queries the response was YES. [2021-03-24 23:37:33,174 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22330 conditions, 2496 events. 1145/2496 cut-off events. For 77556/77561 co-relation queries the response was YES. Maximal size of possible extension queue 292. Compared 19705 event pairs, 201 based on Foata normal form. 4/2500 useless extension candidates. Maximal degree in co-relation 22109. Up to 1235 conditions per place. [2021-03-24 23:37:33,187 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 269 selfloop transitions, 176 changer transitions 0/452 dead transitions. [2021-03-24 23:37:33,188 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 345 places, 452 transitions, 13985 flow [2021-03-24 23:37:33,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:33,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:33,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 149 transitions. [2021-03-24 23:37:33,189 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7339901477832512 [2021-03-24 23:37:33,189 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 149 transitions. [2021-03-24 23:37:33,189 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 149 transitions. [2021-03-24 23:37:33,189 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:33,189 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 149 transitions. [2021-03-24 23:37:33,189 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:33,190 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:33,190 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:33,190 INFO L185 Difference]: Start difference. First operand has 340 places, 428 transitions, 12772 flow. Second operand 7 states and 149 transitions. [2021-03-24 23:37:33,190 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 345 places, 452 transitions, 13985 flow [2021-03-24 23:37:33,619 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 338 places, 452 transitions, 13592 flow, removed 2 selfloop flow, removed 7 redundant places. [2021-03-24 23:37:33,631 INFO L241 Difference]: Finished difference. Result has 339 places, 430 transitions, 12766 flow [2021-03-24 23:37:33,631 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=12345, PETRI_DIFFERENCE_MINUEND_PLACES=332, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=427, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=173, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=252, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12766, PETRI_PLACES=339, PETRI_TRANSITIONS=430} [2021-03-24 23:37:33,631 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 316 predicate places. [2021-03-24 23:37:33,631 INFO L480 AbstractCegarLoop]: Abstraction has has 339 places, 430 transitions, 12766 flow [2021-03-24 23:37:33,631 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:33,631 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:33,632 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:33,632 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2021-03-24 23:37:33,632 INFO L428 AbstractCegarLoop]: === Iteration 77 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:33,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:33,632 INFO L82 PathProgramCache]: Analyzing trace with hash -202601335, now seen corresponding path program 34 times [2021-03-24 23:37:33,632 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:33,632 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330613440] [2021-03-24 23:37:33,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:33,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:33,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:33,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:33,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:33,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:33,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:33,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:33,652 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:37:33,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:33,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:33,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:33,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:33,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:33,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:33,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:33,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:33,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330613440] [2021-03-24 23:37:33,681 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:33,681 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:33,681 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412953915] [2021-03-24 23:37:33,681 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:33,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:33,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:33,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:33,681 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:33,682 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 339 places, 430 transitions, 12766 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:33,682 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:33,682 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:33,682 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:34,295 INFO L129 PetriNetUnfolder]: 1144/2475 cut-off events. [2021-03-24 23:37:34,295 INFO L130 PetriNetUnfolder]: For 77743/77774 co-relation queries the response was YES. [2021-03-24 23:37:34,322 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22397 conditions, 2475 events. 1144/2475 cut-off events. For 77743/77774 co-relation queries the response was YES. Maximal size of possible extension queue 290. Compared 19307 event pairs, 181 based on Foata normal form. 7/2481 useless extension candidates. Maximal degree in co-relation 22169. Up to 697 conditions per place. [2021-03-24 23:37:34,331 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 292 selfloop transitions, 162 changer transitions 0/461 dead transitions. [2021-03-24 23:37:34,332 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 461 transitions, 14159 flow [2021-03-24 23:37:34,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:34,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:34,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 149 transitions. [2021-03-24 23:37:34,332 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7339901477832512 [2021-03-24 23:37:34,332 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 149 transitions. [2021-03-24 23:37:34,333 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 149 transitions. [2021-03-24 23:37:34,333 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:34,333 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 149 transitions. [2021-03-24 23:37:34,333 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:34,333 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:34,333 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:34,333 INFO L185 Difference]: Start difference. First operand has 339 places, 430 transitions, 12766 flow. Second operand 7 states and 149 transitions. [2021-03-24 23:37:34,333 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 461 transitions, 14159 flow [2021-03-24 23:37:34,717 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 338 places, 461 transitions, 13882 flow, removed 3 selfloop flow, removed 6 redundant places. [2021-03-24 23:37:34,725 INFO L241 Difference]: Finished difference. Result has 339 places, 432 transitions, 12894 flow [2021-03-24 23:37:34,725 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=12458, PETRI_DIFFERENCE_MINUEND_PLACES=332, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=429, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=159, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=269, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12894, PETRI_PLACES=339, PETRI_TRANSITIONS=432} [2021-03-24 23:37:34,726 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 316 predicate places. [2021-03-24 23:37:34,726 INFO L480 AbstractCegarLoop]: Abstraction has has 339 places, 432 transitions, 12894 flow [2021-03-24 23:37:34,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:34,726 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:34,726 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:34,726 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2021-03-24 23:37:34,726 INFO L428 AbstractCegarLoop]: === Iteration 78 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:34,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:34,726 INFO L82 PathProgramCache]: Analyzing trace with hash -542286747, now seen corresponding path program 25 times [2021-03-24 23:37:34,726 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:34,726 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376627823] [2021-03-24 23:37:34,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:34,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:34,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:34,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:34,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:34,739 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:37:34,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:37:34,746 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:37:34,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:34,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:34,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:34,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:34,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:34,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:34,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:34,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:34,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376627823] [2021-03-24 23:37:34,768 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:34,768 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:34,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825161036] [2021-03-24 23:37:34,768 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:34,768 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:34,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:34,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:34,769 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:34,769 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 339 places, 432 transitions, 12894 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:34,769 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:34,769 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:34,769 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:35,394 INFO L129 PetriNetUnfolder]: 1142/2477 cut-off events. [2021-03-24 23:37:35,394 INFO L130 PetriNetUnfolder]: For 78754/78759 co-relation queries the response was YES. [2021-03-24 23:37:35,419 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22356 conditions, 2477 events. 1142/2477 cut-off events. For 78754/78759 co-relation queries the response was YES. Maximal size of possible extension queue 290. Compared 19415 event pairs, 200 based on Foata normal form. 4/2481 useless extension candidates. Maximal degree in co-relation 22109. Up to 1232 conditions per place. [2021-03-24 23:37:35,428 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 273 selfloop transitions, 171 changer transitions 1/452 dead transitions. [2021-03-24 23:37:35,428 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 345 places, 452 transitions, 14022 flow [2021-03-24 23:37:35,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:35,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:35,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:37:35,429 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:37:35,429 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:37:35,429 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:37:35,429 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:35,429 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:37:35,429 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:35,430 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:35,430 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:35,430 INFO L185 Difference]: Start difference. First operand has 339 places, 432 transitions, 12894 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:37:35,430 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 345 places, 452 transitions, 14022 flow [2021-03-24 23:37:35,806 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 339 places, 452 transitions, 13609 flow, removed 4 selfloop flow, removed 6 redundant places. [2021-03-24 23:37:35,814 INFO L241 Difference]: Finished difference. Result has 339 places, 429 transitions, 12721 flow [2021-03-24 23:37:35,814 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=12409, PETRI_DIFFERENCE_MINUEND_PLACES=333, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=430, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=171, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=259, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12721, PETRI_PLACES=339, PETRI_TRANSITIONS=429} [2021-03-24 23:37:35,814 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 316 predicate places. [2021-03-24 23:37:35,814 INFO L480 AbstractCegarLoop]: Abstraction has has 339 places, 429 transitions, 12721 flow [2021-03-24 23:37:35,815 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:35,815 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:35,815 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:35,815 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2021-03-24 23:37:35,815 INFO L428 AbstractCegarLoop]: === Iteration 79 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:35,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:35,815 INFO L82 PathProgramCache]: Analyzing trace with hash 1395610055, now seen corresponding path program 26 times [2021-03-24 23:37:35,815 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:35,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550138724] [2021-03-24 23:37:35,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:35,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:35,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:35,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:35,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:35,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:35,834 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:37:35,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:37:35,842 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:37:35,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:35,851 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:37:35,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:35,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:35,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:35,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:35,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:35,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:35,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550138724] [2021-03-24 23:37:35,866 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:35,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:35,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157384057] [2021-03-24 23:37:35,866 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:35,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:35,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:35,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:35,866 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:35,867 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 339 places, 429 transitions, 12721 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:35,867 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:35,867 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:35,867 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:36,456 INFO L129 PetriNetUnfolder]: 1141/2464 cut-off events. [2021-03-24 23:37:36,456 INFO L130 PetriNetUnfolder]: For 77747/77778 co-relation queries the response was YES. [2021-03-24 23:37:36,484 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22226 conditions, 2464 events. 1141/2464 cut-off events. For 77747/77778 co-relation queries the response was YES. Maximal size of possible extension queue 288. Compared 19187 event pairs, 201 based on Foata normal form. 7/2470 useless extension candidates. Maximal degree in co-relation 22018. Up to 1232 conditions per place. [2021-03-24 23:37:36,493 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 267 selfloop transitions, 176 changer transitions 0/450 dead transitions. [2021-03-24 23:37:36,494 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 450 transitions, 13914 flow [2021-03-24 23:37:36,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:36,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:36,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:37:36,498 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:37:36,498 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:37:36,498 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:37:36,498 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:36,498 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:37:36,498 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:36,499 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:36,499 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:36,499 INFO L185 Difference]: Start difference. First operand has 339 places, 429 transitions, 12721 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:37:36,499 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 450 transitions, 13914 flow [2021-03-24 23:37:36,910 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 337 places, 450 transitions, 13552 flow, removed 7 selfloop flow, removed 7 redundant places. [2021-03-24 23:37:36,919 INFO L241 Difference]: Finished difference. Result has 337 places, 429 transitions, 12716 flow [2021-03-24 23:37:36,919 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=12333, PETRI_DIFFERENCE_MINUEND_PLACES=331, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=428, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=175, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=253, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12716, PETRI_PLACES=337, PETRI_TRANSITIONS=429} [2021-03-24 23:37:36,919 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 314 predicate places. [2021-03-24 23:37:36,919 INFO L480 AbstractCegarLoop]: Abstraction has has 337 places, 429 transitions, 12716 flow [2021-03-24 23:37:36,919 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:36,919 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:36,920 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:36,920 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2021-03-24 23:37:36,920 INFO L428 AbstractCegarLoop]: === Iteration 80 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:36,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:36,920 INFO L82 PathProgramCache]: Analyzing trace with hash 1690034621, now seen corresponding path program 27 times [2021-03-24 23:37:36,920 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:36,920 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072434947] [2021-03-24 23:37:36,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:36,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:36,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:36,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:36,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:36,949 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-03-24 23:37:36,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:37:36,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:36,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:36,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:36,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:36,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:36,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:36,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:36,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:36,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:36,980 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072434947] [2021-03-24 23:37:36,980 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [99352155] [2021-03-24 23:37:36,980 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:37,019 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-24 23:37:37,019 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:37:37,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:37:37,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:37:37,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,027 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:37:37,027 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:37:37,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:37,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:37,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:37,035 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:37:37,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:37:37,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:37,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:37:37,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:37:37,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,039 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:37,040 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:37,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,041 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:37,041 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:37,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,046 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:37:37,047 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:37:37,048 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:37:37,048 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:37:37,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:37,058 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-24 23:37:37,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:37,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:37,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:37,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:37,070 INFO L142 QuantifierPusher]: treesize reduction 8, result has 52.9 percent of original size [2021-03-24 23:37:37,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:37:37,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:37,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:37:37,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:37:37,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:37,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:37,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:37,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:37,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:37,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:37,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:37,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:37,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:37,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:37,078 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-24 23:37:37,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:37,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:37,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:37,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:37,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:37,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:37,089 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:37:37,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:37,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:37,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:37,094 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:37:37,094 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-03-24 23:37:37,094 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157365062] [2021-03-24 23:37:37,094 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 23:37:37,095 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:37,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 23:37:37,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:37:37,095 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:37,095 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 337 places, 429 transitions, 12716 flow. Second operand has 11 states, 11 states have (on average 17.181818181818183) internal successors, (189), 11 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:37,095 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:37,095 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:37,095 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:37,904 INFO L129 PetriNetUnfolder]: 1343/3017 cut-off events. [2021-03-24 23:37:37,904 INFO L130 PetriNetUnfolder]: For 86742/86773 co-relation queries the response was YES. [2021-03-24 23:37:37,928 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25723 conditions, 3017 events. 1343/3017 cut-off events. For 86742/86773 co-relation queries the response was YES. Maximal size of possible extension queue 338. Compared 25320 event pairs, 109 based on Foata normal form. 2/3018 useless extension candidates. Maximal degree in co-relation 25354. Up to 833 conditions per place. [2021-03-24 23:37:37,938 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 309 selfloop transitions, 216 changer transitions 5/537 dead transitions. [2021-03-24 23:37:37,938 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 346 places, 537 transitions, 16088 flow [2021-03-24 23:37:37,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-24 23:37:37,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-24 23:37:37,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 219 transitions. [2021-03-24 23:37:37,939 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7551724137931034 [2021-03-24 23:37:37,939 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 219 transitions. [2021-03-24 23:37:37,939 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 219 transitions. [2021-03-24 23:37:37,939 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:37,940 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 219 transitions. [2021-03-24 23:37:37,940 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 21.9) internal successors, (219), 10 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:37,940 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 29.0) internal successors, (319), 11 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) [2021-03-24 23:37:37,940 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 29.0) internal successors, (319), 11 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) [2021-03-24 23:37:37,940 INFO L185 Difference]: Start difference. First operand has 337 places, 429 transitions, 12716 flow. Second operand 10 states and 219 transitions. [2021-03-24 23:37:37,940 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 346 places, 537 transitions, 16088 flow [2021-03-24 23:37:38,339 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 342 places, 537 transitions, 15685 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 23:37:38,348 INFO L241 Difference]: Finished difference. Result has 348 places, 471 transitions, 14078 flow [2021-03-24 23:37:38,349 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=12383, PETRI_DIFFERENCE_MINUEND_PLACES=333, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=429, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=174, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=225, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=14078, PETRI_PLACES=348, PETRI_TRANSITIONS=471} [2021-03-24 23:37:38,349 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 325 predicate places. [2021-03-24 23:37:38,349 INFO L480 AbstractCegarLoop]: Abstraction has has 348 places, 471 transitions, 14078 flow [2021-03-24 23:37:38,349 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 17.181818181818183) internal successors, (189), 11 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:38,349 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:38,349 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:38,549 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:38,550 INFO L428 AbstractCegarLoop]: === Iteration 81 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:38,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:38,550 INFO L82 PathProgramCache]: Analyzing trace with hash -759583217, now seen corresponding path program 28 times [2021-03-24 23:37:38,550 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:38,550 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080695485] [2021-03-24 23:37:38,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:38,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:38,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:38,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:38,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:38,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:38,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:38,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:37:38,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:38,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:38,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:38,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:37:38,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:38,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:38,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:38,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:38,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:38,584 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080695485] [2021-03-24 23:37:38,584 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:38,584 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:38,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438207714] [2021-03-24 23:37:38,584 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:38,584 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:38,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:38,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:38,584 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:38,584 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 348 places, 471 transitions, 14078 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:38,584 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:38,585 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:38,585 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:39,268 INFO L129 PetriNetUnfolder]: 1342/3009 cut-off events. [2021-03-24 23:37:39,268 INFO L130 PetriNetUnfolder]: For 91148/91167 co-relation queries the response was YES. [2021-03-24 23:37:39,296 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26558 conditions, 3009 events. 1342/3009 cut-off events. For 91148/91167 co-relation queries the response was YES. Maximal size of possible extension queue 338. Compared 25215 event pairs, 298 based on Foata normal form. 2/3011 useless extension candidates. Maximal degree in co-relation 26154. Up to 1654 conditions per place. [2021-03-24 23:37:39,307 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 334 selfloop transitions, 166 changer transitions 1/508 dead transitions. [2021-03-24 23:37:39,307 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 354 places, 508 transitions, 15714 flow [2021-03-24 23:37:39,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:39,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:39,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 145 transitions. [2021-03-24 23:37:39,307 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7142857142857143 [2021-03-24 23:37:39,308 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 145 transitions. [2021-03-24 23:37:39,308 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 145 transitions. [2021-03-24 23:37:39,308 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:39,308 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 145 transitions. [2021-03-24 23:37:39,308 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:39,308 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:39,308 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:39,308 INFO L185 Difference]: Start difference. First operand has 348 places, 471 transitions, 14078 flow. Second operand 7 states and 145 transitions. [2021-03-24 23:37:39,308 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 354 places, 508 transitions, 15714 flow [2021-03-24 23:37:39,760 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 348 places, 508 transitions, 15231 flow, removed 88 selfloop flow, removed 6 redundant places. [2021-03-24 23:37:39,769 INFO L241 Difference]: Finished difference. Result has 350 places, 484 transitions, 14355 flow [2021-03-24 23:37:39,769 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=13609, PETRI_DIFFERENCE_MINUEND_PLACES=342, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=470, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=151, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=311, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=14355, PETRI_PLACES=350, PETRI_TRANSITIONS=484} [2021-03-24 23:37:39,769 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 327 predicate places. [2021-03-24 23:37:39,769 INFO L480 AbstractCegarLoop]: Abstraction has has 350 places, 484 transitions, 14355 flow [2021-03-24 23:37:39,769 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:39,769 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:39,769 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:39,770 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2021-03-24 23:37:39,770 INFO L428 AbstractCegarLoop]: === Iteration 82 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:39,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:39,770 INFO L82 PathProgramCache]: Analyzing trace with hash -1884880457, now seen corresponding path program 35 times [2021-03-24 23:37:39,770 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:39,770 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682555809] [2021-03-24 23:37:39,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:39,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:39,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:39,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:39,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:39,807 INFO L142 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size [2021-03-24 23:37:39,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:37:39,811 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-03-24 23:37:39,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:39,817 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-24 23:37:39,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:39,825 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-24 23:37:39,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:37:39,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:39,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:39,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:39,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682555809] [2021-03-24 23:37:39,833 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:39,833 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:39,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107273309] [2021-03-24 23:37:39,833 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:39,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:39,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:39,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:39,833 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:37:39,834 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 350 places, 484 transitions, 14355 flow. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:37:39,834 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:39,834 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:37:39,834 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:40,580 INFO L129 PetriNetUnfolder]: 1364/3076 cut-off events. [2021-03-24 23:37:40,580 INFO L130 PetriNetUnfolder]: For 90902/90907 co-relation queries the response was YES. [2021-03-24 23:37:40,614 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26969 conditions, 3076 events. 1364/3076 cut-off events. For 90902/90907 co-relation queries the response was YES. Maximal size of possible extension queue 353. Compared 26018 event pairs, 278 based on Foata normal form. 4/3080 useless extension candidates. Maximal degree in co-relation 26553. Up to 1631 conditions per place. [2021-03-24 23:37:40,625 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 379 selfloop transitions, 147 changer transitions 0/532 dead transitions. [2021-03-24 23:37:40,625 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 355 places, 532 transitions, 16207 flow [2021-03-24 23:37:40,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:40,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:40,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 139 transitions. [2021-03-24 23:37:40,626 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6847290640394089 [2021-03-24 23:37:40,626 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 139 transitions. [2021-03-24 23:37:40,626 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 139 transitions. [2021-03-24 23:37:40,626 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:40,626 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 139 transitions. [2021-03-24 23:37:40,626 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.857142857142858) internal successors, (139), 7 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:40,627 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:40,627 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:40,627 INFO L185 Difference]: Start difference. First operand has 350 places, 484 transitions, 14355 flow. Second operand 7 states and 139 transitions. [2021-03-24 23:37:40,627 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 355 places, 532 transitions, 16207 flow [2021-03-24 23:37:41,143 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 352 places, 532 transitions, 15914 flow, removed 33 selfloop flow, removed 3 redundant places. [2021-03-24 23:37:41,152 INFO L241 Difference]: Finished difference. Result has 355 places, 491 transitions, 14560 flow [2021-03-24 23:37:41,152 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=14080, PETRI_DIFFERENCE_MINUEND_PLACES=346, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=484, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=140, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=338, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=14560, PETRI_PLACES=355, PETRI_TRANSITIONS=491} [2021-03-24 23:37:41,152 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 332 predicate places. [2021-03-24 23:37:41,152 INFO L480 AbstractCegarLoop]: Abstraction has has 355 places, 491 transitions, 14560 flow [2021-03-24 23:37:41,152 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:37:41,153 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:41,153 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:41,153 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2021-03-24 23:37:41,153 INFO L428 AbstractCegarLoop]: === Iteration 83 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:41,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:41,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1964862455, now seen corresponding path program 29 times [2021-03-24 23:37:41,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:41,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376666776] [2021-03-24 23:37:41,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:41,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:41,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:41,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:41,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:41,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:41,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:41,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376666776] [2021-03-24 23:37:41,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1137455072] [2021-03-24 23:37:41,191 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:41,214 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:37:41,214 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:37:41,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:37:41,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:37:41,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,221 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:37:41,221 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:37:41,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:41,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:41,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:41,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:41,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:41,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:41,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:41,246 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:37:41,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:41,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:41,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:41,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:41,248 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-24 23:37:41,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:37:41,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:41,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:37:41,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:37:41,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,252 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:41,253 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:41,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,255 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:37:41,256 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-03-24 23:37:41,256 INFO L142 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size [2021-03-24 23:37:41,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:41,265 INFO L142 QuantifierPusher]: treesize reduction 5, result has 70.6 percent of original size [2021-03-24 23:37:41,265 INFO L147 QuantifierPusher]: treesize reduction 3, result has 75.0 percent of original size 9 [2021-03-24 23:37:41,265 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-03-24 23:37:41,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:41,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:37:41,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:37:41,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:41,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:41,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:41,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:41,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:41,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:41,270 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-24 23:37:41,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:41,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:41,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:41,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:41,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:41,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:41,281 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:37:41,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:41,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:41,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:41,286 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:37:41,286 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-03-24 23:37:41,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251065001] [2021-03-24 23:37:41,286 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:37:41,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:41,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:37:41,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:37:41,287 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:41,287 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 355 places, 491 transitions, 14560 flow. Second operand has 10 states, 10 states have (on average 17.3) internal successors, (173), 10 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:41,287 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:41,287 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:41,287 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:42,043 INFO L129 PetriNetUnfolder]: 1448/3250 cut-off events. [2021-03-24 23:37:42,044 INFO L130 PetriNetUnfolder]: For 97249/97268 co-relation queries the response was YES. [2021-03-24 23:37:42,078 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28697 conditions, 3250 events. 1448/3250 cut-off events. For 97249/97268 co-relation queries the response was YES. Maximal size of possible extension queue 373. Compared 27676 event pairs, 232 based on Foata normal form. 9/3259 useless extension candidates. Maximal degree in co-relation 28283. Up to 1331 conditions per place. [2021-03-24 23:37:42,090 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 400 selfloop transitions, 149 changer transitions 3/559 dead transitions. [2021-03-24 23:37:42,090 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 361 places, 559 transitions, 17101 flow [2021-03-24 23:37:42,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:42,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:42,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 151 transitions. [2021-03-24 23:37:42,091 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7438423645320197 [2021-03-24 23:37:42,091 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 151 transitions. [2021-03-24 23:37:42,091 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 151 transitions. [2021-03-24 23:37:42,091 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:42,092 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 151 transitions. [2021-03-24 23:37:42,092 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:42,092 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:42,092 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:42,092 INFO L185 Difference]: Start difference. First operand has 355 places, 491 transitions, 14560 flow. Second operand 7 states and 151 transitions. [2021-03-24 23:37:42,092 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 361 places, 559 transitions, 17101 flow [2021-03-24 23:37:42,615 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 559 transitions, 16800 flow, removed 11 selfloop flow, removed 3 redundant places. [2021-03-24 23:37:42,625 INFO L241 Difference]: Finished difference. Result has 362 places, 509 transitions, 15271 flow [2021-03-24 23:37:42,625 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=14259, PETRI_DIFFERENCE_MINUEND_PLACES=352, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=491, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=131, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=342, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=15271, PETRI_PLACES=362, PETRI_TRANSITIONS=509} [2021-03-24 23:37:42,625 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 339 predicate places. [2021-03-24 23:37:42,625 INFO L480 AbstractCegarLoop]: Abstraction has has 362 places, 509 transitions, 15271 flow [2021-03-24 23:37:42,625 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 17.3) internal successors, (173), 10 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:42,625 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:42,625 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:42,826 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable102 [2021-03-24 23:37:42,826 INFO L428 AbstractCegarLoop]: === Iteration 84 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:42,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:42,826 INFO L82 PathProgramCache]: Analyzing trace with hash 884430567, now seen corresponding path program 30 times [2021-03-24 23:37:42,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:42,826 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060017273] [2021-03-24 23:37:42,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:42,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:42,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:42,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:42,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:42,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:42,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:42,864 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060017273] [2021-03-24 23:37:42,864 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1897961370] [2021-03-24 23:37:42,864 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:42,888 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-24 23:37:42,888 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:37:42,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:37:42,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:37:42,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,894 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:37:42,895 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:37:42,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:42,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:42,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:42,902 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:37:42,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:42,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:42,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:42,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:42,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:42,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:42,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:42,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:42,905 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-24 23:37:42,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:37:42,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:42,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:37:42,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:37:42,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,908 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:42,908 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:42,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,910 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:37:42,910 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-03-24 23:37:42,911 INFO L142 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size [2021-03-24 23:37:42,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:42,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:42,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:42,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:42,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:42,921 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-24 23:37:42,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:37:42,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:42,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:37:42,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:37:42,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,924 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:42,924 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:42,924 INFO L142 QuantifierPusher]: treesize reduction 12, result has 58.6 percent of original size [2021-03-24 23:37:42,925 INFO L147 QuantifierPusher]: treesize reduction 2, result has 71.4 percent of original size 5 [2021-03-24 23:37:42,926 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:37:42,926 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:37:42,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:42,938 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:37:42,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:42,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:42,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:37:42,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:42,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:42,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:42,940 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:37:42,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:42,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:42,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:42,945 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:37:42,946 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 10 [2021-03-24 23:37:42,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131531863] [2021-03-24 23:37:42,946 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:42,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:42,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:42,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:37:42,946 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:42,946 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 362 places, 509 transitions, 15271 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:42,946 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:42,946 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:42,946 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:43,705 INFO L129 PetriNetUnfolder]: 1444/3227 cut-off events. [2021-03-24 23:37:43,705 INFO L130 PetriNetUnfolder]: For 102179/102198 co-relation queries the response was YES. [2021-03-24 23:37:43,838 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28823 conditions, 3227 events. 1444/3227 cut-off events. For 102179/102198 co-relation queries the response was YES. Maximal size of possible extension queue 368. Compared 27286 event pairs, 228 based on Foata normal form. 9/3236 useless extension candidates. Maximal degree in co-relation 28406. Up to 1151 conditions per place. [2021-03-24 23:37:43,852 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 403 selfloop transitions, 136 changer transitions 3/549 dead transitions. [2021-03-24 23:37:43,853 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 368 places, 549 transitions, 17188 flow [2021-03-24 23:37:43,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:43,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:43,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:37:43,853 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:37:43,853 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:37:43,853 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:37:43,853 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:43,853 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:37:43,854 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:43,854 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:43,854 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:43,854 INFO L185 Difference]: Start difference. First operand has 362 places, 509 transitions, 15271 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:37:43,854 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 368 places, 549 transitions, 17188 flow [2021-03-24 23:37:44,362 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 366 places, 549 transitions, 16946 flow, removed 58 selfloop flow, removed 2 redundant places. [2021-03-24 23:37:44,373 INFO L241 Difference]: Finished difference. Result has 368 places, 512 transitions, 15480 flow [2021-03-24 23:37:44,373 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=15005, PETRI_DIFFERENCE_MINUEND_PLACES=360, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=507, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=131, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=371, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=15480, PETRI_PLACES=368, PETRI_TRANSITIONS=512} [2021-03-24 23:37:44,373 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 345 predicate places. [2021-03-24 23:37:44,373 INFO L480 AbstractCegarLoop]: Abstraction has has 368 places, 512 transitions, 15480 flow [2021-03-24 23:37:44,373 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:44,373 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:44,373 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:44,574 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:44,574 INFO L428 AbstractCegarLoop]: === Iteration 85 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:44,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:44,575 INFO L82 PathProgramCache]: Analyzing trace with hash -1240778479, now seen corresponding path program 36 times [2021-03-24 23:37:44,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:44,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752510130] [2021-03-24 23:37:44,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:44,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:44,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:44,582 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:37:44,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:44,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:44,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:37:44,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:44,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:44,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:44,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:37:44,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:44,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:37:44,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:44,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:44,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:44,605 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752510130] [2021-03-24 23:37:44,606 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:44,606 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:44,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758644577] [2021-03-24 23:37:44,606 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:44,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:44,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:44,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:44,606 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:44,606 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 368 places, 512 transitions, 15480 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:44,606 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:44,606 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:44,606 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:45,372 INFO L129 PetriNetUnfolder]: 1467/3313 cut-off events. [2021-03-24 23:37:45,372 INFO L130 PetriNetUnfolder]: For 103470/103489 co-relation queries the response was YES. [2021-03-24 23:37:45,421 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29658 conditions, 3313 events. 1467/3313 cut-off events. For 103470/103489 co-relation queries the response was YES. Maximal size of possible extension queue 384. Compared 28493 event pairs, 304 based on Foata normal form. 6/3319 useless extension candidates. Maximal degree in co-relation 29210. Up to 1669 conditions per place. [2021-03-24 23:37:45,439 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 392 selfloop transitions, 160 changer transitions 1/560 dead transitions. [2021-03-24 23:37:45,439 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 374 places, 560 transitions, 17594 flow [2021-03-24 23:37:45,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:45,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:45,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 144 transitions. [2021-03-24 23:37:45,440 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7093596059113301 [2021-03-24 23:37:45,440 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 144 transitions. [2021-03-24 23:37:45,440 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 144 transitions. [2021-03-24 23:37:45,440 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:45,440 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 144 transitions. [2021-03-24 23:37:45,440 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.571428571428573) internal successors, (144), 7 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:45,440 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:45,441 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:45,441 INFO L185 Difference]: Start difference. First operand has 368 places, 512 transitions, 15480 flow. Second operand 7 states and 144 transitions. [2021-03-24 23:37:45,441 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 374 places, 560 transitions, 17594 flow [2021-03-24 23:37:45,986 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 371 places, 560 transitions, 17339 flow, removed 12 selfloop flow, removed 3 redundant places. [2021-03-24 23:37:45,998 INFO L241 Difference]: Finished difference. Result has 374 places, 524 transitions, 15885 flow [2021-03-24 23:37:45,998 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=15225, PETRI_DIFFERENCE_MINUEND_PLACES=365, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=512, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=148, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=352, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=15885, PETRI_PLACES=374, PETRI_TRANSITIONS=524} [2021-03-24 23:37:45,999 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 351 predicate places. [2021-03-24 23:37:45,999 INFO L480 AbstractCegarLoop]: Abstraction has has 374 places, 524 transitions, 15885 flow [2021-03-24 23:37:45,999 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:45,999 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:45,999 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:45,999 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2021-03-24 23:37:45,999 INFO L428 AbstractCegarLoop]: === Iteration 86 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:45,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:45,999 INFO L82 PathProgramCache]: Analyzing trace with hash 1313539493, now seen corresponding path program 37 times [2021-03-24 23:37:45,999 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:46,000 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370533359] [2021-03-24 23:37:46,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:46,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:46,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:46,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:46,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:46,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:46,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:37:46,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:46,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:46,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:46,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:46,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:46,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:46,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:46,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:46,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:46,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370533359] [2021-03-24 23:37:46,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:46,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:46,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184082092] [2021-03-24 23:37:46,037 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:46,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:46,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:46,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:46,038 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:46,038 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 374 places, 524 transitions, 15885 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:46,038 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:46,038 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:46,038 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:46,928 INFO L129 PetriNetUnfolder]: 1465/3304 cut-off events. [2021-03-24 23:37:46,928 INFO L130 PetriNetUnfolder]: For 103968/103973 co-relation queries the response was YES. [2021-03-24 23:37:46,960 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29726 conditions, 3304 events. 1465/3304 cut-off events. For 103968/103973 co-relation queries the response was YES. Maximal size of possible extension queue 382. Compared 28402 event pairs, 307 based on Foata normal form. 2/3306 useless extension candidates. Maximal degree in co-relation 29539. Up to 1669 conditions per place. [2021-03-24 23:37:46,974 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 393 selfloop transitions, 156 changer transitions 1/557 dead transitions. [2021-03-24 23:37:46,974 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 379 places, 557 transitions, 17625 flow [2021-03-24 23:37:46,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:46,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:46,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 146 transitions. [2021-03-24 23:37:46,975 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7192118226600985 [2021-03-24 23:37:46,975 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 146 transitions. [2021-03-24 23:37:46,975 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 146 transitions. [2021-03-24 23:37:46,976 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:46,976 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 146 transitions. [2021-03-24 23:37:46,976 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.857142857142858) internal successors, (146), 7 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:46,976 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:46,977 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:46,977 INFO L185 Difference]: Start difference. First operand has 374 places, 524 transitions, 15885 flow. Second operand 7 states and 146 transitions. [2021-03-24 23:37:46,977 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 379 places, 557 transitions, 17625 flow [2021-03-24 23:37:47,545 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 375 places, 557 transitions, 17295 flow, removed 21 selfloop flow, removed 4 redundant places. [2021-03-24 23:37:47,555 INFO L241 Difference]: Finished difference. Result has 377 places, 524 transitions, 15911 flow [2021-03-24 23:37:47,555 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=15563, PETRI_DIFFERENCE_MINUEND_PLACES=369, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=524, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=155, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=368, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=15911, PETRI_PLACES=377, PETRI_TRANSITIONS=524} [2021-03-24 23:37:47,555 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 354 predicate places. [2021-03-24 23:37:47,555 INFO L480 AbstractCegarLoop]: Abstraction has has 377 places, 524 transitions, 15911 flow [2021-03-24 23:37:47,555 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:47,555 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:47,555 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:47,555 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2021-03-24 23:37:47,555 INFO L428 AbstractCegarLoop]: === Iteration 87 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:47,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:47,556 INFO L82 PathProgramCache]: Analyzing trace with hash -1088010215, now seen corresponding path program 31 times [2021-03-24 23:37:47,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:47,556 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665118019] [2021-03-24 23:37:47,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:47,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:47,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:47,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:47,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:47,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:47,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:47,597 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665118019] [2021-03-24 23:37:47,597 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [884696511] [2021-03-24 23:37:47,597 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:47,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:37:47,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:37:47,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,635 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:37:47,635 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:37:47,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:47,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:47,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:47,643 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:37:47,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:47,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:47,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:47,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:47,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:47,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:47,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:47,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:47,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:47,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:47,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:47,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:47,649 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-24 23:37:47,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:37:47,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:47,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:37:47,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:37:47,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,652 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:47,653 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:47,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,655 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:37:47,655 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-03-24 23:37:47,656 INFO L142 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size [2021-03-24 23:37:47,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:47,665 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-24 23:37:47,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:37:47,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:47,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:37:47,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:37:47,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,669 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:47,670 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:47,670 INFO L142 QuantifierPusher]: treesize reduction 11, result has 70.3 percent of original size [2021-03-24 23:37:47,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:37:47,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:47,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:47,684 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:37:47,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:47,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:47,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:37:47,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:47,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:47,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:47,688 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:37:47,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:47,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:47,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:47,695 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:37:47,695 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 10 [2021-03-24 23:37:47,695 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049659927] [2021-03-24 23:37:47,695 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:47,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:47,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:47,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:37:47,696 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:47,696 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 377 places, 524 transitions, 15911 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:47,696 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:47,696 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:47,696 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:48,527 INFO L129 PetriNetUnfolder]: 1461/3277 cut-off events. [2021-03-24 23:37:48,527 INFO L130 PetriNetUnfolder]: For 103473/103492 co-relation queries the response was YES. [2021-03-24 23:37:48,567 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29581 conditions, 3277 events. 1461/3277 cut-off events. For 103473/103492 co-relation queries the response was YES. Maximal size of possible extension queue 375. Compared 27938 event pairs, 239 based on Foata normal form. 9/3286 useless extension candidates. Maximal degree in co-relation 29157. Up to 1331 conditions per place. [2021-03-24 23:37:48,579 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 409 selfloop transitions, 151 changer transitions 3/570 dead transitions. [2021-03-24 23:37:48,579 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 383 places, 570 transitions, 17940 flow [2021-03-24 23:37:48,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:48,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:48,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:37:48,580 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:37:48,580 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:37:48,580 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:37:48,580 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:48,580 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:37:48,581 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:48,581 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:48,581 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:48,581 INFO L185 Difference]: Start difference. First operand has 377 places, 524 transitions, 15911 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:37:48,581 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 383 places, 570 transitions, 17940 flow [2021-03-24 23:37:49,178 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 380 places, 570 transitions, 17648 flow, removed 2 selfloop flow, removed 3 redundant places. [2021-03-24 23:37:49,189 INFO L241 Difference]: Finished difference. Result has 383 places, 529 transitions, 16124 flow [2021-03-24 23:37:49,190 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=15619, PETRI_DIFFERENCE_MINUEND_PLACES=374, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=524, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=146, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=373, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=16124, PETRI_PLACES=383, PETRI_TRANSITIONS=529} [2021-03-24 23:37:49,190 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 360 predicate places. [2021-03-24 23:37:49,190 INFO L480 AbstractCegarLoop]: Abstraction has has 383 places, 529 transitions, 16124 flow [2021-03-24 23:37:49,190 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:49,190 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:49,190 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:49,390 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable109 [2021-03-24 23:37:49,391 INFO L428 AbstractCegarLoop]: === Iteration 88 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:49,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:49,391 INFO L82 PathProgramCache]: Analyzing trace with hash -1176633635, now seen corresponding path program 32 times [2021-03-24 23:37:49,391 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:49,391 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159602599] [2021-03-24 23:37:49,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:49,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:49,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:49,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:49,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:49,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:49,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:49,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:49,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159602599] [2021-03-24 23:37:49,428 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1101265186] [2021-03-24 23:37:49,428 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:49,453 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:37:49,453 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:37:49,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:37:49,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:37:49,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,463 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:37:49,463 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:37:49,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:49,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:49,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:49,470 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:37:49,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:49,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:49,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:49,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:49,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:49,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:49,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:49,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:49,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:49,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:49,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:49,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:49,476 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-24 23:37:49,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:37:49,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:49,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:37:49,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:37:49,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,479 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:49,479 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:49,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,481 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:37:49,481 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-03-24 23:37:49,481 INFO L142 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size [2021-03-24 23:37:49,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:49,490 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-24 23:37:49,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:37:49,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:49,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:37:49,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:37:49,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,492 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:49,493 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:49,494 INFO L142 QuantifierPusher]: treesize reduction 11, result has 70.3 percent of original size [2021-03-24 23:37:49,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:37:49,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:49,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:49,505 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:37:49,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:49,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:49,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:37:49,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:49,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:49,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:49,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:49,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:49,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:49,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:49,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:49,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:49,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:49,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:49,513 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:37:49,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:49,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:49,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:49,516 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:37:49,516 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 10 [2021-03-24 23:37:49,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102936790] [2021-03-24 23:37:49,516 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:49,516 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:49,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:49,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:37:49,517 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:49,517 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 383 places, 529 transitions, 16124 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:49,517 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:49,517 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:49,517 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:50,307 INFO L129 PetriNetUnfolder]: 1455/3256 cut-off events. [2021-03-24 23:37:50,307 INFO L130 PetriNetUnfolder]: For 104802/104865 co-relation queries the response was YES. [2021-03-24 23:37:50,342 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29552 conditions, 3256 events. 1455/3256 cut-off events. For 104802/104865 co-relation queries the response was YES. Maximal size of possible extension queue 372. Compared 27636 event pairs, 241 based on Foata normal form. 14/3269 useless extension candidates. Maximal degree in co-relation 29125. Up to 1331 conditions per place. [2021-03-24 23:37:50,354 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 408 selfloop transitions, 151 changer transitions 3/569 dead transitions. [2021-03-24 23:37:50,354 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 389 places, 569 transitions, 17994 flow [2021-03-24 23:37:50,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:50,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:50,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:37:50,355 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:37:50,355 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:37:50,355 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:37:50,355 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:50,355 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:37:50,356 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:50,356 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:50,356 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:50,356 INFO L185 Difference]: Start difference. First operand has 383 places, 529 transitions, 16124 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:37:50,356 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 389 places, 569 transitions, 17994 flow [2021-03-24 23:37:51,000 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 387 places, 569 transitions, 17868 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 23:37:51,011 INFO L241 Difference]: Finished difference. Result has 388 places, 530 transitions, 16338 flow [2021-03-24 23:37:51,012 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=15973, PETRI_DIFFERENCE_MINUEND_PLACES=381, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=528, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=149, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=377, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=16338, PETRI_PLACES=388, PETRI_TRANSITIONS=530} [2021-03-24 23:37:51,012 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 365 predicate places. [2021-03-24 23:37:51,012 INFO L480 AbstractCegarLoop]: Abstraction has has 388 places, 530 transitions, 16338 flow [2021-03-24 23:37:51,012 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:51,012 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:51,012 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:51,215 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:51,216 INFO L428 AbstractCegarLoop]: === Iteration 89 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:51,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:51,216 INFO L82 PathProgramCache]: Analyzing trace with hash 1048053133, now seen corresponding path program 38 times [2021-03-24 23:37:51,216 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:51,216 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238266002] [2021-03-24 23:37:51,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:51,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,224 INFO L142 QuantifierPusher]: treesize reduction 4, result has 60.0 percent of original size [2021-03-24 23:37:51,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:51,228 INFO L142 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size [2021-03-24 23:37:51,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:37:51,238 INFO L142 QuantifierPusher]: treesize reduction 8, result has 63.6 percent of original size [2021-03-24 23:37:51,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:37:51,246 INFO L142 QuantifierPusher]: treesize reduction 8, result has 50.0 percent of original size [2021-03-24 23:37:51,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:37:51,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:51,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:51,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:51,262 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238266002] [2021-03-24 23:37:51,262 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1347896981] [2021-03-24 23:37:51,262 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:51,286 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:37:51,286 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:37:51,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:37:51,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:37:51,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,293 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:37:51,293 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:37:51,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:51,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:51,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:51,294 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:37:51,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:37:51,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:51,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:37:51,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:37:51,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,297 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:51,298 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:51,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,299 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:51,299 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:51,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,304 INFO L147 QuantifierPusher]: treesize reduction 3, result has 72.7 percent of original size 8 [2021-03-24 23:37:51,304 INFO L147 QuantifierPusher]: treesize reduction 3, result has 80.0 percent of original size 12 [2021-03-24 23:37:51,305 INFO L142 QuantifierPusher]: treesize reduction 3, result has 80.0 percent of original size [2021-03-24 23:37:51,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:51,328 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-24 23:37:51,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:51,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:51,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:51,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:51,339 INFO L142 QuantifierPusher]: treesize reduction 8, result has 52.9 percent of original size [2021-03-24 23:37:51,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:37:51,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:51,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:37:51,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:37:51,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:51,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:51,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:51,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:51,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:51,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:51,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:51,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:51,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:51,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:51,349 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 23:37:51,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:37:51,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:51,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:37:51,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:37:51,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,352 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:51,352 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:51,353 INFO L142 QuantifierPusher]: treesize reduction 18, result has 51.4 percent of original size [2021-03-24 23:37:51,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-03-24 23:37:51,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:51,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:51,357 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:37:51,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:51,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:51,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:51,362 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:37:51,362 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 10 [2021-03-24 23:37:51,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182799184] [2021-03-24 23:37:51,362 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:37:51,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:51,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:37:51,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:37:51,362 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:51,363 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 388 places, 530 transitions, 16338 flow. Second operand has 10 states, 10 states have (on average 17.1) internal successors, (171), 10 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) [2021-03-24 23:37:51,363 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:51,363 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:51,363 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:52,403 INFO L129 PetriNetUnfolder]: 1733/3992 cut-off events. [2021-03-24 23:37:52,403 INFO L130 PetriNetUnfolder]: For 118829/118860 co-relation queries the response was YES. [2021-03-24 23:37:52,455 INFO L84 FinitePrefix]: Finished finitePrefix Result has 34992 conditions, 3992 events. 1733/3992 cut-off events. For 118829/118860 co-relation queries the response was YES. Maximal size of possible extension queue 459. Compared 35924 event pairs, 168 based on Foata normal form. 2/3993 useless extension candidates. Maximal degree in co-relation 34501. Up to 1637 conditions per place. [2021-03-24 23:37:52,472 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 475 selfloop transitions, 163 changer transitions 5/650 dead transitions. [2021-03-24 23:37:52,472 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 394 places, 650 transitions, 20341 flow [2021-03-24 23:37:52,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:52,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:52,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:37:52,473 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:37:52,473 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:37:52,473 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:37:52,473 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:52,473 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:37:52,473 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:37:52,473 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:52,473 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:52,473 INFO L185 Difference]: Start difference. First operand has 388 places, 530 transitions, 16338 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:37:52,473 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 394 places, 650 transitions, 20341 flow [2021-03-24 23:37:53,160 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 390 places, 650 transitions, 19989 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 23:37:53,171 INFO L241 Difference]: Finished difference. Result has 394 places, 571 transitions, 17630 flow [2021-03-24 23:37:53,172 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=16050, PETRI_DIFFERENCE_MINUEND_PLACES=384, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=530, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=122, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=378, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=17630, PETRI_PLACES=394, PETRI_TRANSITIONS=571} [2021-03-24 23:37:53,172 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 371 predicate places. [2021-03-24 23:37:53,172 INFO L480 AbstractCegarLoop]: Abstraction has has 394 places, 571 transitions, 17630 flow [2021-03-24 23:37:53,172 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 17.1) internal successors, (171), 10 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) [2021-03-24 23:37:53,172 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:53,172 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:53,372 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable115 [2021-03-24 23:37:53,373 INFO L428 AbstractCegarLoop]: === Iteration 90 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:53,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:53,373 INFO L82 PathProgramCache]: Analyzing trace with hash 525658699, now seen corresponding path program 33 times [2021-03-24 23:37:53,373 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:53,373 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227104317] [2021-03-24 23:37:53,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:53,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:53,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:53,389 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-03-24 23:37:53,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:37:53,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:53,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:53,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:53,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:53,415 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227104317] [2021-03-24 23:37:53,415 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [298071207] [2021-03-24 23:37:53,416 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:53,439 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-24 23:37:53,440 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:37:53,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:37:53,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:37:53,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,448 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:37:53,449 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:37:53,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:53,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:53,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:53,456 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:37:53,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:37:53,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:53,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:37:53,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:37:53,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,459 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:53,459 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:53,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,461 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:53,461 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:53,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,464 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:37:53,465 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:37:53,465 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:37:53,465 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:37:53,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:53,478 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-24 23:37:53,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:53,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:53,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:53,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:53,492 INFO L142 QuantifierPusher]: treesize reduction 5, result has 70.6 percent of original size [2021-03-24 23:37:53,493 INFO L147 QuantifierPusher]: treesize reduction 3, result has 75.0 percent of original size 9 [2021-03-24 23:37:53,493 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-03-24 23:37:53,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:53,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:37:53,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:37:53,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:53,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:53,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:53,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:53,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:53,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:53,504 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-24 23:37:53,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:53,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:53,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:53,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:53,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:53,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:53,514 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:37:53,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:53,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:53,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:53,519 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:37:53,519 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-03-24 23:37:53,519 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955433662] [2021-03-24 23:37:53,519 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 23:37:53,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:53,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 23:37:53,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:37:53,520 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:53,520 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 394 places, 571 transitions, 17630 flow. Second operand has 11 states, 11 states have (on average 17.181818181818183) internal successors, (189), 11 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:53,520 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:53,520 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:53,520 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:54,959 INFO L129 PetriNetUnfolder]: 2013/4830 cut-off events. [2021-03-24 23:37:54,959 INFO L130 PetriNetUnfolder]: For 144010/144041 co-relation queries the response was YES. [2021-03-24 23:37:55,013 INFO L84 FinitePrefix]: Finished finitePrefix Result has 42266 conditions, 4830 events. 2013/4830 cut-off events. For 144010/144041 co-relation queries the response was YES. Maximal size of possible extension queue 578. Compared 46384 event pairs, 251 based on Foata normal form. 4/4833 useless extension candidates. Maximal degree in co-relation 41560. Up to 1604 conditions per place. [2021-03-24 23:37:55,033 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 434 selfloop transitions, 271 changer transitions 3/715 dead transitions. [2021-03-24 23:37:55,033 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 403 places, 715 transitions, 22611 flow [2021-03-24 23:37:55,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-24 23:37:55,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-24 23:37:55,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 219 transitions. [2021-03-24 23:37:55,034 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7551724137931034 [2021-03-24 23:37:55,034 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 219 transitions. [2021-03-24 23:37:55,034 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 219 transitions. [2021-03-24 23:37:55,034 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:55,034 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 219 transitions. [2021-03-24 23:37:55,035 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 21.9) internal successors, (219), 10 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:55,035 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 29.0) internal successors, (319), 11 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) [2021-03-24 23:37:55,035 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 29.0) internal successors, (319), 11 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) [2021-03-24 23:37:55,035 INFO L185 Difference]: Start difference. First operand has 394 places, 571 transitions, 17630 flow. Second operand 10 states and 219 transitions. [2021-03-24 23:37:55,035 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 403 places, 715 transitions, 22611 flow [2021-03-24 23:37:55,837 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 400 places, 715 transitions, 22394 flow, removed 89 selfloop flow, removed 3 redundant places. [2021-03-24 23:37:55,850 INFO L241 Difference]: Finished difference. Result has 405 places, 610 transitions, 19444 flow [2021-03-24 23:37:55,850 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=17460, PETRI_DIFFERENCE_MINUEND_PLACES=391, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=571, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=232, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=311, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=19444, PETRI_PLACES=405, PETRI_TRANSITIONS=610} [2021-03-24 23:37:55,850 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 382 predicate places. [2021-03-24 23:37:55,850 INFO L480 AbstractCegarLoop]: Abstraction has has 405 places, 610 transitions, 19444 flow [2021-03-24 23:37:55,850 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 17.181818181818183) internal successors, (189), 11 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:55,851 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:55,851 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:56,051 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:56,051 INFO L428 AbstractCegarLoop]: === Iteration 91 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:56,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:56,052 INFO L82 PathProgramCache]: Analyzing trace with hash 874060095, now seen corresponding path program 39 times [2021-03-24 23:37:56,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:56,052 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574081588] [2021-03-24 23:37:56,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:56,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:56,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:56,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:56,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:56,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:56,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:56,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:56,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:56,079 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:37:56,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:56,087 INFO L142 QuantifierPusher]: treesize reduction 4, result has 60.0 percent of original size [2021-03-24 23:37:56,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:56,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:56,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:56,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:56,094 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574081588] [2021-03-24 23:37:56,094 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:37:56,094 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:37:56,094 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293649197] [2021-03-24 23:37:56,095 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:56,095 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:56,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:56,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:37:56,095 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:56,095 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 405 places, 610 transitions, 19444 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:56,095 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:56,095 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:56,096 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:57,367 INFO L129 PetriNetUnfolder]: 2007/4760 cut-off events. [2021-03-24 23:37:57,368 INFO L130 PetriNetUnfolder]: For 153025/153088 co-relation queries the response was YES. [2021-03-24 23:37:57,423 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43515 conditions, 4760 events. 2007/4760 cut-off events. For 153025/153088 co-relation queries the response was YES. Maximal size of possible extension queue 575. Compared 45269 event pairs, 492 based on Foata normal form. 14/4773 useless extension candidates. Maximal degree in co-relation 42771. Up to 2347 conditions per place. [2021-03-24 23:37:57,443 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 485 selfloop transitions, 161 changer transitions 0/653 dead transitions. [2021-03-24 23:37:57,443 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 411 places, 653 transitions, 21541 flow [2021-03-24 23:37:57,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:57,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:57,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 153 transitions. [2021-03-24 23:37:57,443 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7536945812807881 [2021-03-24 23:37:57,444 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 153 transitions. [2021-03-24 23:37:57,444 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 153 transitions. [2021-03-24 23:37:57,444 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:57,444 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 153 transitions. [2021-03-24 23:37:57,444 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.857142857142858) internal successors, (153), 7 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:57,444 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:57,444 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:57,444 INFO L185 Difference]: Start difference. First operand has 405 places, 610 transitions, 19444 flow. Second operand 7 states and 153 transitions. [2021-03-24 23:37:57,444 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 411 places, 653 transitions, 21541 flow [2021-03-24 23:37:58,352 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 405 places, 653 transitions, 21046 flow, removed 39 selfloop flow, removed 6 redundant places. [2021-03-24 23:37:58,365 INFO L241 Difference]: Finished difference. Result has 408 places, 622 transitions, 19675 flow [2021-03-24 23:37:58,366 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=18954, PETRI_DIFFERENCE_MINUEND_PLACES=399, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=610, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=149, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=451, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=19675, PETRI_PLACES=408, PETRI_TRANSITIONS=622} [2021-03-24 23:37:58,366 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 385 predicate places. [2021-03-24 23:37:58,366 INFO L480 AbstractCegarLoop]: Abstraction has has 408 places, 622 transitions, 19675 flow [2021-03-24 23:37:58,366 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:58,366 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:37:58,366 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:37:58,366 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2021-03-24 23:37:58,366 INFO L428 AbstractCegarLoop]: === Iteration 92 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:37:58,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:37:58,367 INFO L82 PathProgramCache]: Analyzing trace with hash 795807147, now seen corresponding path program 34 times [2021-03-24 23:37:58,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:37:58,367 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371254738] [2021-03-24 23:37:58,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:37:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:37:58,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:58,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:58,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:58,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:37:58,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:58,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:58,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371254738] [2021-03-24 23:37:58,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2052421598] [2021-03-24 23:37:58,427 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:37:58,455 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:37:58,456 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:37:58,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:37:58,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:37:58,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,461 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:37:58,462 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:37:58,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:58,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:58,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:58,470 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:37:58,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:58,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:58,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:58,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:58,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:58,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:58,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:58,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:37:58,474 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-24 23:37:58,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:37:58,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:58,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:37:58,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:37:58,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,477 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:58,477 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:58,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,479 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:37:58,479 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-03-24 23:37:58,479 INFO L142 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size [2021-03-24 23:37:58,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:58,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:58,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:58,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:58,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:37:58,491 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-24 23:37:58,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:37:58,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:58,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:37:58,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:37:58,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,494 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:37:58,494 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:58,495 INFO L142 QuantifierPusher]: treesize reduction 12, result has 58.6 percent of original size [2021-03-24 23:37:58,496 INFO L147 QuantifierPusher]: treesize reduction 2, result has 71.4 percent of original size 5 [2021-03-24 23:37:58,496 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:37:58,496 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:37:58,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:37:58,507 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:37:58,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:58,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:37:58,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:37:58,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:37:58,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:58,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:58,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:58,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:58,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:58,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:58,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:58,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:58,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:58,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:37:58,514 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:37:58,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:37:58,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:37:58,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:37:58,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:37:58,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 10 [2021-03-24 23:37:58,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173703094] [2021-03-24 23:37:58,518 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:37:58,518 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:37:58,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:37:58,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:37:58,518 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:37:58,518 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 408 places, 622 transitions, 19675 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:58,518 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:37:58,518 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:37:58,518 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:37:59,749 INFO L129 PetriNetUnfolder]: 1999/4738 cut-off events. [2021-03-24 23:37:59,749 INFO L130 PetriNetUnfolder]: For 153526/153589 co-relation queries the response was YES. [2021-03-24 23:37:59,803 INFO L84 FinitePrefix]: Finished finitePrefix Result has 42788 conditions, 4738 events. 1999/4738 cut-off events. For 153526/153589 co-relation queries the response was YES. Maximal size of possible extension queue 569. Compared 45011 event pairs, 334 based on Foata normal form. 16/4753 useless extension candidates. Maximal degree in co-relation 42061. Up to 1607 conditions per place. [2021-03-24 23:37:59,821 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 491 selfloop transitions, 161 changer transitions 1/660 dead transitions. [2021-03-24 23:37:59,821 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 414 places, 660 transitions, 21668 flow [2021-03-24 23:37:59,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:37:59,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:37:59,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:37:59,822 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:37:59,822 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:37:59,822 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:37:59,822 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:37:59,822 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:37:59,823 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:59,823 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:59,823 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:37:59,823 INFO L185 Difference]: Start difference. First operand has 408 places, 622 transitions, 19675 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:37:59,823 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 414 places, 660 transitions, 21668 flow [2021-03-24 23:38:00,691 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 411 places, 660 transitions, 21391 flow, removed 11 selfloop flow, removed 3 redundant places. [2021-03-24 23:38:00,705 INFO L241 Difference]: Finished difference. Result has 411 places, 620 transitions, 19666 flow [2021-03-24 23:38:00,705 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=19344, PETRI_DIFFERENCE_MINUEND_PLACES=405, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=620, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=161, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=459, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=19666, PETRI_PLACES=411, PETRI_TRANSITIONS=620} [2021-03-24 23:38:00,705 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 388 predicate places. [2021-03-24 23:38:00,705 INFO L480 AbstractCegarLoop]: Abstraction has has 411 places, 620 transitions, 19666 flow [2021-03-24 23:38:00,705 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:00,705 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:00,705 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:00,905 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable123 [2021-03-24 23:38:00,906 INFO L428 AbstractCegarLoop]: === Iteration 93 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:00,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:00,906 INFO L82 PathProgramCache]: Analyzing trace with hash -240903953, now seen corresponding path program 35 times [2021-03-24 23:38:00,906 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:00,906 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238465779] [2021-03-24 23:38:00,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:00,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:00,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:00,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:00,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:00,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:00,920 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-03-24 23:38:00,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:38:00,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:00,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:00,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:00,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:38:00,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:00,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:00,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:00,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:00,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:00,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238465779] [2021-03-24 23:38:00,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2001318475] [2021-03-24 23:38:00,952 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) [2021-03-24 23:38:01,000 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:38:01,000 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:01,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:38:01,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:38:01,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,008 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:38:01,008 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:38:01,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:01,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:01,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:01,016 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:38:01,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:38:01,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:01,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:38:01,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:38:01,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,019 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:01,020 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:01,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,021 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:01,022 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:01,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,023 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:38:01,023 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:38:01,024 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:38:01,024 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:01,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:01,034 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-24 23:38:01,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:01,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:01,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:01,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:01,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:01,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:01,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:01,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:01,038 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-24 23:38:01,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:38:01,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:01,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:38:01,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:38:01,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,041 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:01,042 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:01,042 INFO L142 QuantifierPusher]: treesize reduction 12, result has 58.6 percent of original size [2021-03-24 23:38:01,043 INFO L147 QuantifierPusher]: treesize reduction 2, result has 71.4 percent of original size 5 [2021-03-24 23:38:01,044 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:38:01,044 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:01,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:01,054 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:38:01,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:01,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:01,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:38:01,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:01,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:01,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:01,058 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:38:01,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:01,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:01,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:01,063 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:38:01,064 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 10 [2021-03-24 23:38:01,064 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087043426] [2021-03-24 23:38:01,064 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:01,064 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:01,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:01,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:38:01,064 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:01,065 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 411 places, 620 transitions, 19666 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:01,065 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:01,065 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:01,065 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:02,430 INFO L129 PetriNetUnfolder]: 2009/4749 cut-off events. [2021-03-24 23:38:02,430 INFO L130 PetriNetUnfolder]: For 156211/156274 co-relation queries the response was YES. [2021-03-24 23:38:02,476 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43110 conditions, 4749 events. 2009/4749 cut-off events. For 156211/156274 co-relation queries the response was YES. Maximal size of possible extension queue 570. Compared 45065 event pairs, 285 based on Foata normal form. 14/4762 useless extension candidates. Maximal degree in co-relation 42461. Up to 1876 conditions per place. [2021-03-24 23:38:02,493 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 497 selfloop transitions, 176 changer transitions 1/681 dead transitions. [2021-03-24 23:38:02,493 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 417 places, 681 transitions, 22472 flow [2021-03-24 23:38:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:02,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:02,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 151 transitions. [2021-03-24 23:38:02,494 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7438423645320197 [2021-03-24 23:38:02,494 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 151 transitions. [2021-03-24 23:38:02,494 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 151 transitions. [2021-03-24 23:38:02,494 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:02,494 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 151 transitions. [2021-03-24 23:38:02,494 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:02,495 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:02,495 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:02,495 INFO L185 Difference]: Start difference. First operand has 411 places, 620 transitions, 19666 flow. Second operand 7 states and 151 transitions. [2021-03-24 23:38:02,495 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 417 places, 681 transitions, 22472 flow [2021-03-24 23:38:03,310 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 413 places, 681 transitions, 22159 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 23:38:03,326 INFO L241 Difference]: Finished difference. Result has 416 places, 634 transitions, 20332 flow [2021-03-24 23:38:03,326 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=19363, PETRI_DIFFERENCE_MINUEND_PLACES=407, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=620, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=162, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=448, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=20332, PETRI_PLACES=416, PETRI_TRANSITIONS=634} [2021-03-24 23:38:03,326 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 393 predicate places. [2021-03-24 23:38:03,326 INFO L480 AbstractCegarLoop]: Abstraction has has 416 places, 634 transitions, 20332 flow [2021-03-24 23:38:03,326 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:03,326 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:03,327 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:03,547 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable126 [2021-03-24 23:38:03,547 INFO L428 AbstractCegarLoop]: === Iteration 94 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:03,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:03,548 INFO L82 PathProgramCache]: Analyzing trace with hash -1500586679, now seen corresponding path program 36 times [2021-03-24 23:38:03,548 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:03,548 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458330126] [2021-03-24 23:38:03,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:03,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:03,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:03,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:03,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:03,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:03,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:03,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:03,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:38:03,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:03,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:38:03,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:03,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:03,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:03,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:03,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:03,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458330126] [2021-03-24 23:38:03,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:38:03,582 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:38:03,582 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913480663] [2021-03-24 23:38:03,582 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:03,582 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:03,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:03,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:38:03,582 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:03,583 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 416 places, 634 transitions, 20332 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:03,583 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:03,583 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:03,583 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:04,808 INFO L129 PetriNetUnfolder]: 2006/4733 cut-off events. [2021-03-24 23:38:04,809 INFO L130 PetriNetUnfolder]: For 159196/159259 co-relation queries the response was YES. [2021-03-24 23:38:04,866 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43373 conditions, 4733 events. 2006/4733 cut-off events. For 159196/159259 co-relation queries the response was YES. Maximal size of possible extension queue 568. Compared 44784 event pairs, 338 based on Foata normal form. 11/4743 useless extension candidates. Maximal degree in co-relation 42705. Up to 1876 conditions per place. [2021-03-24 23:38:04,885 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 474 selfloop transitions, 189 changer transitions 2/672 dead transitions. [2021-03-24 23:38:04,885 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 422 places, 672 transitions, 22346 flow [2021-03-24 23:38:04,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:04,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:04,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 146 transitions. [2021-03-24 23:38:04,885 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7192118226600985 [2021-03-24 23:38:04,886 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 146 transitions. [2021-03-24 23:38:04,886 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 146 transitions. [2021-03-24 23:38:04,886 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:04,886 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 146 transitions. [2021-03-24 23:38:04,886 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.857142857142858) internal successors, (146), 7 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:04,886 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:04,886 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:04,886 INFO L185 Difference]: Start difference. First operand has 416 places, 634 transitions, 20332 flow. Second operand 7 states and 146 transitions. [2021-03-24 23:38:04,886 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 422 places, 672 transitions, 22346 flow [2021-03-24 23:38:05,855 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 418 places, 672 transitions, 21914 flow, removed 44 selfloop flow, removed 4 redundant places. [2021-03-24 23:38:05,867 INFO L241 Difference]: Finished difference. Result has 419 places, 633 transitions, 20263 flow [2021-03-24 23:38:05,868 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=19906, PETRI_DIFFERENCE_MINUEND_PLACES=412, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=634, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=189, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=445, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=20263, PETRI_PLACES=419, PETRI_TRANSITIONS=633} [2021-03-24 23:38:05,868 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 396 predicate places. [2021-03-24 23:38:05,868 INFO L480 AbstractCegarLoop]: Abstraction has has 419 places, 633 transitions, 20263 flow [2021-03-24 23:38:05,868 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:05,868 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:05,868 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:05,868 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2021-03-24 23:38:05,868 INFO L428 AbstractCegarLoop]: === Iteration 95 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:05,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:05,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1021688689, now seen corresponding path program 40 times [2021-03-24 23:38:05,869 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:05,869 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736854260] [2021-03-24 23:38:05,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:05,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:05,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:05,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:05,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:38:05,888 INFO L142 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size [2021-03-24 23:38:05,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:38:05,892 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-03-24 23:38:05,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:05,898 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-24 23:38:05,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:05,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:05,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:05,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:05,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:05,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:05,910 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736854260] [2021-03-24 23:38:05,910 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:38:05,910 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:38:05,910 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363300911] [2021-03-24 23:38:05,911 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:05,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:05,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:05,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:38:05,911 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:38:05,911 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 419 places, 633 transitions, 20263 flow. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:38:05,911 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:05,911 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:38:05,911 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:07,345 INFO L129 PetriNetUnfolder]: 2004/4717 cut-off events. [2021-03-24 23:38:07,346 INFO L130 PetriNetUnfolder]: For 159839/159870 co-relation queries the response was YES. [2021-03-24 23:38:07,402 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43840 conditions, 4717 events. 2004/4717 cut-off events. For 159839/159870 co-relation queries the response was YES. Maximal size of possible extension queue 567. Compared 44526 event pairs, 448 based on Foata normal form. 2/4718 useless extension candidates. Maximal degree in co-relation 43168. Up to 2479 conditions per place. [2021-03-24 23:38:07,421 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 523 selfloop transitions, 152 changer transitions 1/682 dead transitions. [2021-03-24 23:38:07,421 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 425 places, 682 transitions, 22577 flow [2021-03-24 23:38:07,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:07,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:07,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 136 transitions. [2021-03-24 23:38:07,422 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6699507389162561 [2021-03-24 23:38:07,422 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 136 transitions. [2021-03-24 23:38:07,422 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 136 transitions. [2021-03-24 23:38:07,422 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:07,422 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 136 transitions. [2021-03-24 23:38:07,422 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:07,422 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:07,422 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:07,423 INFO L185 Difference]: Start difference. First operand has 419 places, 633 transitions, 20263 flow. Second operand 7 states and 136 transitions. [2021-03-24 23:38:07,423 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 425 places, 682 transitions, 22577 flow [2021-03-24 23:38:08,393 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 421 places, 682 transitions, 22188 flow, removed 62 selfloop flow, removed 4 redundant places. [2021-03-24 23:38:08,405 INFO L241 Difference]: Finished difference. Result has 423 places, 633 transitions, 20223 flow [2021-03-24 23:38:08,406 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=19875, PETRI_DIFFERENCE_MINUEND_PLACES=415, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=632, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=151, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=480, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=20223, PETRI_PLACES=423, PETRI_TRANSITIONS=633} [2021-03-24 23:38:08,406 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 400 predicate places. [2021-03-24 23:38:08,406 INFO L480 AbstractCegarLoop]: Abstraction has has 423 places, 633 transitions, 20223 flow [2021-03-24 23:38:08,406 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:38:08,406 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:08,406 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:08,406 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2021-03-24 23:38:08,406 INFO L428 AbstractCegarLoop]: === Iteration 96 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:08,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:08,406 INFO L82 PathProgramCache]: Analyzing trace with hash -775480567, now seen corresponding path program 37 times [2021-03-24 23:38:08,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:08,407 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226023429] [2021-03-24 23:38:08,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:08,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:08,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:08,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:38:08,439 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-03-24 23:38:08,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:38:08,453 INFO L142 QuantifierPusher]: treesize reduction 8, result has 63.6 percent of original size [2021-03-24 23:38:08,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:38:08,461 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-24 23:38:08,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:38:08,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:08,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226023429] [2021-03-24 23:38:08,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2121230338] [2021-03-24 23:38:08,469 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:08,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:08,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:38:08,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:38:08,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,503 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:38:08,503 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:38:08,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,513 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:38:08,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:38:08,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:08,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:38:08,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:38:08,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,515 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:08,516 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:08,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,517 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:08,518 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:08,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,519 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:38:08,519 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:38:08,519 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:38:08,519 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:08,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:08,529 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-24 23:38:08,540 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-03-24 23:38:08,540 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:08,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:08,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:38:08,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:08,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,552 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:38:08,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:38:08,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:08,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:38:08,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:38:08,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,555 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:08,556 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:08,556 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-03-24 23:38:08,557 INFO L147 QuantifierPusher]: treesize reduction 2, result has 66.7 percent of original size 4 [2021-03-24 23:38:08,557 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:38:08,558 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:38:08,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:38:08,570 INFO L142 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size [2021-03-24 23:38:08,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:08,584 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:38:08,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:08,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:08,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:08,589 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:38:08,589 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2021-03-24 23:38:08,589 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319806631] [2021-03-24 23:38:08,589 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:08,589 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:08,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:08,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2021-03-24 23:38:08,590 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:08,590 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 423 places, 633 transitions, 20223 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:08,590 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:08,590 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:08,590 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:09,871 INFO L129 PetriNetUnfolder]: 2000/4711 cut-off events. [2021-03-24 23:38:09,872 INFO L130 PetriNetUnfolder]: For 158698/158729 co-relation queries the response was YES. [2021-03-24 23:38:09,927 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43319 conditions, 4711 events. 2000/4711 cut-off events. For 158698/158729 co-relation queries the response was YES. Maximal size of possible extension queue 562. Compared 44531 event pairs, 370 based on Foata normal form. 4/4714 useless extension candidates. Maximal degree in co-relation 43038. Up to 2770 conditions per place. [2021-03-24 23:38:09,946 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 500 selfloop transitions, 175 changer transitions 1/683 dead transitions. [2021-03-24 23:38:09,946 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 429 places, 683 transitions, 22634 flow [2021-03-24 23:38:09,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:09,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:09,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:38:09,947 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:38:09,947 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:38:09,947 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:38:09,947 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:09,947 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:38:09,947 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:09,947 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:09,948 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:09,948 INFO L185 Difference]: Start difference. First operand has 423 places, 633 transitions, 20223 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:38:09,948 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 429 places, 683 transitions, 22634 flow [2021-03-24 23:38:10,998 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 424 places, 683 transitions, 22312 flow, removed 8 selfloop flow, removed 5 redundant places. [2021-03-24 23:38:11,135 INFO L241 Difference]: Finished difference. Result has 427 places, 641 transitions, 20558 flow [2021-03-24 23:38:11,136 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=19905, PETRI_DIFFERENCE_MINUEND_PLACES=418, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=633, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=167, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=458, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=20558, PETRI_PLACES=427, PETRI_TRANSITIONS=641} [2021-03-24 23:38:11,136 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 404 predicate places. [2021-03-24 23:38:11,136 INFO L480 AbstractCegarLoop]: Abstraction has has 427 places, 641 transitions, 20558 flow [2021-03-24 23:38:11,137 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:11,137 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:11,137 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:11,338 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:11,339 INFO L428 AbstractCegarLoop]: === Iteration 97 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:11,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:11,339 INFO L82 PathProgramCache]: Analyzing trace with hash -1169068263, now seen corresponding path program 38 times [2021-03-24 23:38:11,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:11,339 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770222652] [2021-03-24 23:38:11,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:11,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:11,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:11,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:11,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:11,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:11,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:11,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:11,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:38:11,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:11,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:38:11,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:11,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:11,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:11,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:11,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:11,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770222652] [2021-03-24 23:38:11,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:38:11,377 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:38:11,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737959153] [2021-03-24 23:38:11,377 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:11,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:11,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:11,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:38:11,377 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:11,377 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 427 places, 641 transitions, 20558 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:11,377 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:11,377 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:11,377 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:12,638 INFO L129 PetriNetUnfolder]: 1995/4699 cut-off events. [2021-03-24 23:38:12,638 INFO L130 PetriNetUnfolder]: For 160949/160980 co-relation queries the response was YES. [2021-03-24 23:38:12,697 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43307 conditions, 4699 events. 1995/4699 cut-off events. For 160949/160980 co-relation queries the response was YES. Maximal size of possible extension queue 560. Compared 44318 event pairs, 384 based on Foata normal form. 5/4703 useless extension candidates. Maximal degree in co-relation 43028. Up to 2770 conditions per place. [2021-03-24 23:38:12,718 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 509 selfloop transitions, 169 changer transitions 2/687 dead transitions. [2021-03-24 23:38:12,718 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 433 places, 687 transitions, 22842 flow [2021-03-24 23:38:12,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:12,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:12,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 146 transitions. [2021-03-24 23:38:12,718 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7192118226600985 [2021-03-24 23:38:12,718 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 146 transitions. [2021-03-24 23:38:12,718 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 146 transitions. [2021-03-24 23:38:12,718 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:12,719 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 146 transitions. [2021-03-24 23:38:12,719 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.857142857142858) internal successors, (146), 7 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:12,719 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:12,719 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:12,719 INFO L185 Difference]: Start difference. First operand has 427 places, 641 transitions, 20558 flow. Second operand 7 states and 146 transitions. [2021-03-24 23:38:12,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 433 places, 687 transitions, 22842 flow [2021-03-24 23:38:13,765 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 431 places, 687 transitions, 22682 flow, removed 5 selfloop flow, removed 2 redundant places. [2021-03-24 23:38:13,778 INFO L241 Difference]: Finished difference. Result has 435 places, 650 transitions, 21224 flow [2021-03-24 23:38:13,779 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=20398, PETRI_DIFFERENCE_MINUEND_PLACES=425, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=641, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=159, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=472, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=21224, PETRI_PLACES=435, PETRI_TRANSITIONS=650} [2021-03-24 23:38:13,779 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 412 predicate places. [2021-03-24 23:38:13,779 INFO L480 AbstractCegarLoop]: Abstraction has has 435 places, 650 transitions, 21224 flow [2021-03-24 23:38:13,779 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:13,779 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:13,779 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:13,779 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2021-03-24 23:38:13,779 INFO L428 AbstractCegarLoop]: === Iteration 98 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:13,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:13,779 INFO L82 PathProgramCache]: Analyzing trace with hash 901765725, now seen corresponding path program 41 times [2021-03-24 23:38:13,779 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:13,779 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190574397] [2021-03-24 23:38:13,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:13,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:13,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:13,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:13,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:13,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:13,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:13,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:13,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:13,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:13,803 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:38:13,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:13,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:13,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:13,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:13,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:13,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:13,828 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190574397] [2021-03-24 23:38:13,828 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:38:13,829 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:38:13,829 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994948449] [2021-03-24 23:38:13,829 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:13,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:13,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:13,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:38:13,829 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:13,829 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 435 places, 650 transitions, 21224 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:13,829 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:13,830 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:13,830 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:15,185 INFO L129 PetriNetUnfolder]: 1989/4641 cut-off events. [2021-03-24 23:38:15,186 INFO L130 PetriNetUnfolder]: For 168366/168397 co-relation queries the response was YES. [2021-03-24 23:38:15,247 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43901 conditions, 4641 events. 1989/4641 cut-off events. For 168366/168397 co-relation queries the response was YES. Maximal size of possible extension queue 557. Compared 43347 event pairs, 480 based on Foata normal form. 6/4646 useless extension candidates. Maximal degree in co-relation 43618. Up to 2319 conditions per place. [2021-03-24 23:38:15,396 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 512 selfloop transitions, 161 changer transitions 0/680 dead transitions. [2021-03-24 23:38:15,396 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 441 places, 680 transitions, 23059 flow [2021-03-24 23:38:15,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:15,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:15,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 153 transitions. [2021-03-24 23:38:15,397 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7536945812807881 [2021-03-24 23:38:15,397 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 153 transitions. [2021-03-24 23:38:15,397 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 153 transitions. [2021-03-24 23:38:15,397 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:15,397 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 153 transitions. [2021-03-24 23:38:15,397 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.857142857142858) internal successors, (153), 7 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:15,397 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:15,397 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:15,397 INFO L185 Difference]: Start difference. First operand has 435 places, 650 transitions, 21224 flow. Second operand 7 states and 153 transitions. [2021-03-24 23:38:15,397 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 441 places, 680 transitions, 23059 flow [2021-03-24 23:38:16,258 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 438 places, 680 transitions, 22839 flow, removed 11 selfloop flow, removed 3 redundant places. [2021-03-24 23:38:16,271 INFO L241 Difference]: Finished difference. Result has 440 places, 653 transitions, 21428 flow [2021-03-24 23:38:16,271 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=21004, PETRI_DIFFERENCE_MINUEND_PLACES=432, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=650, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=158, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=491, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=21428, PETRI_PLACES=440, PETRI_TRANSITIONS=653} [2021-03-24 23:38:16,271 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 417 predicate places. [2021-03-24 23:38:16,272 INFO L480 AbstractCegarLoop]: Abstraction has has 440 places, 653 transitions, 21428 flow [2021-03-24 23:38:16,272 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:16,272 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:16,272 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:16,272 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2021-03-24 23:38:16,272 INFO L428 AbstractCegarLoop]: === Iteration 99 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:16,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:16,272 INFO L82 PathProgramCache]: Analyzing trace with hash -390884059, now seen corresponding path program 42 times [2021-03-24 23:38:16,272 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:16,272 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539887284] [2021-03-24 23:38:16,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:16,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:16,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:16,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:16,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:16,293 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:38:16,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:38:16,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:16,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:16,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:16,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:38:16,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:16,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:38:16,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:16,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:16,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:16,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539887284] [2021-03-24 23:38:16,316 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:38:16,316 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:38:16,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053834854] [2021-03-24 23:38:16,316 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:16,316 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:16,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:16,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:38:16,317 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:16,317 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 440 places, 653 transitions, 21428 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:16,317 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:16,317 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:16,317 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:17,619 INFO L129 PetriNetUnfolder]: 1988/4640 cut-off events. [2021-03-24 23:38:17,620 INFO L130 PetriNetUnfolder]: For 170367/170398 co-relation queries the response was YES. [2021-03-24 23:38:17,678 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43975 conditions, 4640 events. 1988/4640 cut-off events. For 170367/170398 co-relation queries the response was YES. Maximal size of possible extension queue 557. Compared 43337 event pairs, 448 based on Foata normal form. 1/4640 useless extension candidates. Maximal degree in co-relation 43687. Up to 2319 conditions per place. [2021-03-24 23:38:17,698 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 499 selfloop transitions, 189 changer transitions 2/697 dead transitions. [2021-03-24 23:38:17,698 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 446 places, 697 transitions, 23786 flow [2021-03-24 23:38:17,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:17,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:17,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 145 transitions. [2021-03-24 23:38:17,699 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7142857142857143 [2021-03-24 23:38:17,699 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 145 transitions. [2021-03-24 23:38:17,699 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 145 transitions. [2021-03-24 23:38:17,699 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:17,699 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 145 transitions. [2021-03-24 23:38:17,699 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:17,700 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:17,700 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:17,700 INFO L185 Difference]: Start difference. First operand has 440 places, 653 transitions, 21428 flow. Second operand 7 states and 145 transitions. [2021-03-24 23:38:17,700 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 446 places, 697 transitions, 23786 flow [2021-03-24 23:38:18,660 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 442 places, 697 transitions, 23464 flow, removed 5 selfloop flow, removed 4 redundant places. [2021-03-24 23:38:18,673 INFO L241 Difference]: Finished difference. Result has 443 places, 666 transitions, 21818 flow [2021-03-24 23:38:18,673 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=21068, PETRI_DIFFERENCE_MINUEND_PLACES=436, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=652, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=174, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=471, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=21818, PETRI_PLACES=443, PETRI_TRANSITIONS=666} [2021-03-24 23:38:18,674 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 420 predicate places. [2021-03-24 23:38:18,674 INFO L480 AbstractCegarLoop]: Abstraction has has 443 places, 666 transitions, 21818 flow [2021-03-24 23:38:18,674 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:18,674 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:18,674 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:18,674 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2021-03-24 23:38:18,674 INFO L428 AbstractCegarLoop]: === Iteration 100 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:18,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:18,674 INFO L82 PathProgramCache]: Analyzing trace with hash 84345215, now seen corresponding path program 39 times [2021-03-24 23:38:18,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:18,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679916500] [2021-03-24 23:38:18,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:18,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:18,706 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-03-24 23:38:18,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:38:18,715 INFO L142 QuantifierPusher]: treesize reduction 10, result has 50.0 percent of original size [2021-03-24 23:38:18,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:18,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:38:18,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:18,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:18,733 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679916500] [2021-03-24 23:38:18,733 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1532656944] [2021-03-24 23:38:18,733 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:18,773 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-24 23:38:18,773 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:38:18,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:38:18,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:38:18,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,778 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:38:18,778 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:38:18,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:18,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:18,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:18,785 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:38:18,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:38:18,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:18,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:38:18,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:38:18,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,787 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:18,788 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:18,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,789 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:18,790 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:18,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,791 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:38:18,791 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:38:18,792 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:38:18,792 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:18,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:18,801 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-24 23:38:18,801 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-03-24 23:38:18,801 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:18,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:18,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:38:18,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:18,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:18,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:18,810 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:38:18,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:38:18,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:38:18,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:38:18,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:38:18,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:38:18,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:38:18,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:38:18,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:38:18,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:38:18,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:38:18,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:38:18,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:38:18,815 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-24 23:38:18,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:18,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:18,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:38:18,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:18,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:18,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:18,826 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:38:18,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:18,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:18,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:18,831 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:38:18,831 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2021-03-24 23:38:18,831 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919836505] [2021-03-24 23:38:18,831 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:18,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:18,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:18,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:38:18,832 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:18,832 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 443 places, 666 transitions, 21818 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:18,832 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:18,832 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:18,832 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:20,306 INFO L129 PetriNetUnfolder]: 2098/4983 cut-off events. [2021-03-24 23:38:20,306 INFO L130 PetriNetUnfolder]: For 181358/181411 co-relation queries the response was YES. [2021-03-24 23:38:20,364 INFO L84 FinitePrefix]: Finished finitePrefix Result has 46771 conditions, 4983 events. 2098/4983 cut-off events. For 181358/181411 co-relation queries the response was YES. Maximal size of possible extension queue 580. Compared 47770 event pairs, 203 based on Foata normal form. 8/4990 useless extension candidates. Maximal degree in co-relation 46482. Up to 1876 conditions per place. [2021-03-24 23:38:20,384 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 481 selfloop transitions, 236 changer transitions 1/725 dead transitions. [2021-03-24 23:38:20,385 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 448 places, 725 transitions, 24732 flow [2021-03-24 23:38:20,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:20,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:20,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:38:20,387 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:38:20,387 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:38:20,387 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:38:20,387 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:20,387 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:38:20,387 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:38:20,388 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:20,388 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:20,388 INFO L185 Difference]: Start difference. First operand has 443 places, 666 transitions, 21818 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:38:20,388 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 448 places, 725 transitions, 24732 flow [2021-03-24 23:38:21,365 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 444 places, 725 transitions, 24204 flow, removed 40 selfloop flow, removed 4 redundant places. [2021-03-24 23:38:21,378 INFO L241 Difference]: Finished difference. Result has 447 places, 675 transitions, 22267 flow [2021-03-24 23:38:21,379 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=21216, PETRI_DIFFERENCE_MINUEND_PLACES=438, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=664, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=225, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=428, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=22267, PETRI_PLACES=447, PETRI_TRANSITIONS=675} [2021-03-24 23:38:21,379 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 424 predicate places. [2021-03-24 23:38:21,379 INFO L480 AbstractCegarLoop]: Abstraction has has 447 places, 675 transitions, 22267 flow [2021-03-24 23:38:21,379 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:21,379 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:21,379 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:21,581 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable139 [2021-03-24 23:38:21,581 INFO L428 AbstractCegarLoop]: === Iteration 101 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:21,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:21,582 INFO L82 PathProgramCache]: Analyzing trace with hash -1375866765, now seen corresponding path program 43 times [2021-03-24 23:38:21,582 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:21,582 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206343991] [2021-03-24 23:38:21,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:21,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:21,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:21,590 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-24 23:38:21,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:38:21,602 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-03-24 23:38:21,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:38:21,606 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-03-24 23:38:21,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:38:21,615 INFO L142 QuantifierPusher]: treesize reduction 11, result has 50.0 percent of original size [2021-03-24 23:38:21,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:21,623 INFO L142 QuantifierPusher]: treesize reduction 3, result has 83.3 percent of original size [2021-03-24 23:38:21,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:38:21,631 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-24 23:38:21,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:38:21,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:21,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:21,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:21,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206343991] [2021-03-24 23:38:21,638 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:38:21,638 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-24 23:38:21,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679494889] [2021-03-24 23:38:21,638 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:38:21,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:21,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:38:21,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:38:21,639 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:38:21,639 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 447 places, 675 transitions, 22267 flow. Second operand has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:21,639 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:21,639 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:38:21,639 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:23,123 INFO L129 PetriNetUnfolder]: 2097/4950 cut-off events. [2021-03-24 23:38:23,123 INFO L130 PetriNetUnfolder]: For 188858/188889 co-relation queries the response was YES. [2021-03-24 23:38:23,185 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47475 conditions, 4950 events. 2097/4950 cut-off events. For 188858/188889 co-relation queries the response was YES. Maximal size of possible extension queue 577. Compared 47107 event pairs, 505 based on Foata normal form. 2/4951 useless extension candidates. Maximal degree in co-relation 47234. Up to 2709 conditions per place. [2021-03-24 23:38:23,207 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 542 selfloop transitions, 155 changer transitions 0/703 dead transitions. [2021-03-24 23:38:23,207 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 452 places, 703 transitions, 24040 flow [2021-03-24 23:38:23,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:23,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:23,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 137 transitions. [2021-03-24 23:38:23,208 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6748768472906403 [2021-03-24 23:38:23,208 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 137 transitions. [2021-03-24 23:38:23,208 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 137 transitions. [2021-03-24 23:38:23,208 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:23,208 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 137 transitions. [2021-03-24 23:38:23,208 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.571428571428573) internal successors, (137), 7 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) [2021-03-24 23:38:23,208 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:23,208 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:23,208 INFO L185 Difference]: Start difference. First operand has 447 places, 675 transitions, 22267 flow. Second operand 7 states and 137 transitions. [2021-03-24 23:38:23,208 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 452 places, 703 transitions, 24040 flow [2021-03-24 23:38:24,357 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 448 places, 703 transitions, 23840 flow, removed 11 selfloop flow, removed 4 redundant places. [2021-03-24 23:38:24,370 INFO L241 Difference]: Finished difference. Result has 448 places, 674 transitions, 22344 flow [2021-03-24 23:38:24,371 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=22034, PETRI_DIFFERENCE_MINUEND_PLACES=442, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=674, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=155, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=519, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=22344, PETRI_PLACES=448, PETRI_TRANSITIONS=674} [2021-03-24 23:38:24,371 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 425 predicate places. [2021-03-24 23:38:24,371 INFO L480 AbstractCegarLoop]: Abstraction has has 448 places, 674 transitions, 22344 flow [2021-03-24 23:38:24,371 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:24,371 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:24,371 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:24,371 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2021-03-24 23:38:24,371 INFO L428 AbstractCegarLoop]: === Iteration 102 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:24,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:24,371 INFO L82 PathProgramCache]: Analyzing trace with hash -1468471335, now seen corresponding path program 40 times [2021-03-24 23:38:24,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:24,371 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693841952] [2021-03-24 23:38:24,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:24,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:24,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:38:24,390 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-24 23:38:24,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:38:24,405 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-24 23:38:24,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:24,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:24,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693841952] [2021-03-24 23:38:24,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [789698995] [2021-03-24 23:38:24,418 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:24,442 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:38:24,442 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:38:24,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:38:24,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:38:24,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,447 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:38:24,447 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:38:24,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,456 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:38:24,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:38:24,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:24,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:38:24,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:38:24,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,458 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:24,459 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:24,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,461 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:24,461 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:24,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,463 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:38:24,463 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:38:24,463 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:38:24,464 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:24,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:24,476 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 23:38:24,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:38:24,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:24,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:38:24,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:38:24,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,479 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:38:24,479 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:24,480 INFO L142 QuantifierPusher]: treesize reduction 11, result has 79.2 percent of original size [2021-03-24 23:38:24,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:38:24,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:38:24,495 INFO L142 QuantifierPusher]: treesize reduction 7, result has 63.2 percent of original size [2021-03-24 23:38:24,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:24,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:24,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:38:24,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:24,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:38:24,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:38:24,509 INFO L142 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size [2021-03-24 23:38:24,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:24,514 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:38:24,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:24,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:24,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:24,519 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:38:24,519 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2021-03-24 23:38:24,519 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255597464] [2021-03-24 23:38:24,520 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:24,520 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:24,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:24,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:38:24,520 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:24,520 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 448 places, 674 transitions, 22344 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:24,520 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:24,520 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:24,520 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:25,911 INFO L129 PetriNetUnfolder]: 2102/4994 cut-off events. [2021-03-24 23:38:25,911 INFO L130 PetriNetUnfolder]: For 185096/185127 co-relation queries the response was YES. [2021-03-24 23:38:25,976 INFO L84 FinitePrefix]: Finished finitePrefix Result has 46665 conditions, 4994 events. 2102/4994 cut-off events. For 185096/185127 co-relation queries the response was YES. Maximal size of possible extension queue 580. Compared 47815 event pairs, 431 based on Foata normal form. 6/4999 useless extension candidates. Maximal degree in co-relation 46091. Up to 2943 conditions per place. [2021-03-24 23:38:25,997 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 531 selfloop transitions, 181 changer transitions 1/720 dead transitions. [2021-03-24 23:38:25,997 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 454 places, 720 transitions, 24714 flow [2021-03-24 23:38:25,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:25,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:25,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:38:25,998 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:38:25,998 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:38:25,998 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:38:25,998 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:25,998 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:38:25,998 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:38:25,998 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:25,998 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:25,998 INFO L185 Difference]: Start difference. First operand has 448 places, 674 transitions, 22344 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:38:25,998 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 454 places, 720 transitions, 24714 flow [2021-03-24 23:38:27,091 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 450 places, 720 transitions, 24403 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 23:38:27,105 INFO L241 Difference]: Finished difference. Result has 452 places, 684 transitions, 22718 flow [2021-03-24 23:38:27,106 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=22045, PETRI_DIFFERENCE_MINUEND_PLACES=444, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=674, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=171, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=496, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=22718, PETRI_PLACES=452, PETRI_TRANSITIONS=684} [2021-03-24 23:38:27,106 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 429 predicate places. [2021-03-24 23:38:27,106 INFO L480 AbstractCegarLoop]: Abstraction has has 452 places, 684 transitions, 22718 flow [2021-03-24 23:38:27,106 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:27,106 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:27,106 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:27,306 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:27,306 INFO L428 AbstractCegarLoop]: === Iteration 103 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:27,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:27,307 INFO L82 PathProgramCache]: Analyzing trace with hash 325137023, now seen corresponding path program 41 times [2021-03-24 23:38:27,307 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:27,307 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603776697] [2021-03-24 23:38:27,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:27,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:27,321 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-03-24 23:38:27,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:38:27,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:27,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:38:27,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:27,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:27,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603776697] [2021-03-24 23:38:27,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1397050796] [2021-03-24 23:38:27,351 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-24 23:38:27,392 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:38:27,392 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:27,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:38:27,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:38:27,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,398 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:38:27,398 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:38:27,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:27,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:27,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:27,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:27,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:27,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:27,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:27,408 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:38:27,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:38:27,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:27,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:38:27,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:38:27,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,414 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:27,416 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:27,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,418 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:27,419 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:27,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,420 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:38:27,420 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:38:27,421 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:38:27,421 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:27,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:27,430 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-24 23:38:27,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:27,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:27,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:27,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:27,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:27,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:27,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:27,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:27,435 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-24 23:38:27,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:38:27,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:27,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:38:27,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:38:27,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,438 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:27,439 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:27,440 INFO L142 QuantifierPusher]: treesize reduction 11, result has 70.3 percent of original size [2021-03-24 23:38:27,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:38:27,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:27,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:27,456 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:38:27,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:27,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:27,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:38:27,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:27,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:27,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:27,460 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:38:27,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:27,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:27,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:27,465 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:38:27,465 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 10 [2021-03-24 23:38:27,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009600236] [2021-03-24 23:38:27,466 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:27,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:27,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:27,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:38:27,467 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:27,467 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 452 places, 684 transitions, 22718 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:27,467 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:27,467 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:27,467 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:28,908 INFO L129 PetriNetUnfolder]: 2114/4995 cut-off events. [2021-03-24 23:38:28,908 INFO L130 PetriNetUnfolder]: For 192629/192660 co-relation queries the response was YES. [2021-03-24 23:38:28,972 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47417 conditions, 4995 events. 2114/4995 cut-off events. For 192629/192660 co-relation queries the response was YES. Maximal size of possible extension queue 583. Compared 47653 event pairs, 436 based on Foata normal form. 8/5002 useless extension candidates. Maximal degree in co-relation 46837. Up to 2951 conditions per place. [2021-03-24 23:38:28,993 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 539 selfloop transitions, 192 changer transitions 1/739 dead transitions. [2021-03-24 23:38:28,994 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 458 places, 739 transitions, 25629 flow [2021-03-24 23:38:28,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:28,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:28,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 151 transitions. [2021-03-24 23:38:28,994 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7438423645320197 [2021-03-24 23:38:28,994 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 151 transitions. [2021-03-24 23:38:28,994 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 151 transitions. [2021-03-24 23:38:28,994 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:28,994 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 151 transitions. [2021-03-24 23:38:28,995 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:28,995 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:28,995 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:28,995 INFO L185 Difference]: Start difference. First operand has 452 places, 684 transitions, 22718 flow. Second operand 7 states and 151 transitions. [2021-03-24 23:38:28,995 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 458 places, 739 transitions, 25629 flow [2021-03-24 23:38:30,128 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 455 places, 739 transitions, 25377 flow, removed 18 selfloop flow, removed 3 redundant places. [2021-03-24 23:38:30,144 INFO L241 Difference]: Finished difference. Result has 458 places, 701 transitions, 23713 flow [2021-03-24 23:38:30,145 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=22468, PETRI_DIFFERENCE_MINUEND_PLACES=449, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=683, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=174, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=495, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=23713, PETRI_PLACES=458, PETRI_TRANSITIONS=701} [2021-03-24 23:38:30,145 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 435 predicate places. [2021-03-24 23:38:30,145 INFO L480 AbstractCegarLoop]: Abstraction has has 458 places, 701 transitions, 23713 flow [2021-03-24 23:38:30,145 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:30,145 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:30,145 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:30,350 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:30,351 INFO L428 AbstractCegarLoop]: === Iteration 104 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:30,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:30,351 INFO L82 PathProgramCache]: Analyzing trace with hash -823334117, now seen corresponding path program 44 times [2021-03-24 23:38:30,351 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:30,351 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005589418] [2021-03-24 23:38:30,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:30,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:30,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:30,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:30,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:30,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:30,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:38:30,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:30,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:30,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:30,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:38:30,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:30,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:30,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:30,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:30,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:30,389 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005589418] [2021-03-24 23:38:30,389 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:38:30,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:38:30,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846255455] [2021-03-24 23:38:30,390 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:30,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:30,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:30,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:38:30,390 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:30,390 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 458 places, 701 transitions, 23713 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:30,390 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:30,390 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:30,390 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:31,829 INFO L129 PetriNetUnfolder]: 2112/4964 cut-off events. [2021-03-24 23:38:31,829 INFO L130 PetriNetUnfolder]: For 194721/194752 co-relation queries the response was YES. [2021-03-24 23:38:31,893 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47583 conditions, 4964 events. 2112/4964 cut-off events. For 194721/194752 co-relation queries the response was YES. Maximal size of possible extension queue 583. Compared 47111 event pairs, 502 based on Foata normal form. 2/4965 useless extension candidates. Maximal degree in co-relation 47220. Up to 2576 conditions per place. [2021-03-24 23:38:31,915 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 511 selfloop transitions, 206 changer transitions 1/725 dead transitions. [2021-03-24 23:38:31,915 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 464 places, 725 transitions, 25536 flow [2021-03-24 23:38:31,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:31,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:31,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:38:31,916 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:38:31,916 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:38:31,916 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:38:31,916 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:31,916 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:38:31,916 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:31,916 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:31,916 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:31,916 INFO L185 Difference]: Start difference. First operand has 458 places, 701 transitions, 23713 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:38:31,916 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 464 places, 725 transitions, 25536 flow [2021-03-24 23:38:33,074 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 460 places, 725 transitions, 25140 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 23:38:33,088 INFO L241 Difference]: Finished difference. Result has 462 places, 704 transitions, 23796 flow [2021-03-24 23:38:33,088 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=23272, PETRI_DIFFERENCE_MINUEND_PLACES=454, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=700, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=202, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=497, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=23796, PETRI_PLACES=462, PETRI_TRANSITIONS=704} [2021-03-24 23:38:33,088 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 439 predicate places. [2021-03-24 23:38:33,088 INFO L480 AbstractCegarLoop]: Abstraction has has 462 places, 704 transitions, 23796 flow [2021-03-24 23:38:33,088 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:33,088 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:33,088 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:33,088 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2021-03-24 23:38:33,088 INFO L428 AbstractCegarLoop]: === Iteration 105 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:33,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:33,089 INFO L82 PathProgramCache]: Analyzing trace with hash -49973907, now seen corresponding path program 42 times [2021-03-24 23:38:33,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:33,089 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108739431] [2021-03-24 23:38:33,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:33,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:33,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:33,103 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-03-24 23:38:33,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:38:33,110 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-03-24 23:38:33,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:38:33,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:38:33,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:33,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:33,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108739431] [2021-03-24 23:38:33,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [624540105] [2021-03-24 23:38:33,141 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:33,194 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-24 23:38:33,194 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:38:33,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:38:33,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:38:33,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,200 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:38:33,200 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:38:33,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:33,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:33,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:33,209 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:38:33,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:38:33,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:33,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:38:33,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:38:33,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,212 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:33,212 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:33,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,213 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:33,213 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:33,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,215 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:38:33,216 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:38:33,216 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:38:33,216 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:33,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:33,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:33,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:33,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:33,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:33,230 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 23:38:33,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:38:33,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:33,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:38:33,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:38:33,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,234 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:38:33,234 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:33,235 INFO L142 QuantifierPusher]: treesize reduction 11, result has 79.2 percent of original size [2021-03-24 23:38:33,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:33,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:38:33,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:38:33,253 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-24 23:38:33,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:33,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:33,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:33,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:33,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:33,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:33,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:33,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:33,270 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:38:33,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:33,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:33,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:38:33,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:33,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:33,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:33,273 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:38:33,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:33,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:33,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:33,279 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:38:33,280 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2021-03-24 23:38:33,280 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796443121] [2021-03-24 23:38:33,280 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:33,280 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:33,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:33,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:38:33,281 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:33,281 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 462 places, 704 transitions, 23796 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:33,281 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:33,281 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:33,281 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:34,782 INFO L129 PetriNetUnfolder]: 2110/4958 cut-off events. [2021-03-24 23:38:34,782 INFO L130 PetriNetUnfolder]: For 197030/197083 co-relation queries the response was YES. [2021-03-24 23:38:34,851 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47690 conditions, 4958 events. 2110/4958 cut-off events. For 197030/197083 co-relation queries the response was YES. Maximal size of possible extension queue 579. Compared 47080 event pairs, 381 based on Foata normal form. 12/4969 useless extension candidates. Maximal degree in co-relation 47325. Up to 1890 conditions per place. [2021-03-24 23:38:34,872 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 513 selfloop transitions, 229 changer transitions 1/750 dead transitions. [2021-03-24 23:38:34,872 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 468 places, 750 transitions, 26345 flow [2021-03-24 23:38:34,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:34,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:34,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:38:34,873 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:38:34,873 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:38:34,873 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:38:34,873 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:34,873 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:38:34,873 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:38:34,873 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:34,873 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:34,874 INFO L185 Difference]: Start difference. First operand has 462 places, 704 transitions, 23796 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:38:34,874 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 468 places, 750 transitions, 26345 flow [2021-03-24 23:38:35,936 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 465 places, 750 transitions, 25957 flow, removed 10 selfloop flow, removed 3 redundant places. [2021-03-24 23:38:35,951 INFO L241 Difference]: Finished difference. Result has 468 places, 719 transitions, 24466 flow [2021-03-24 23:38:35,951 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=23413, PETRI_DIFFERENCE_MINUEND_PLACES=459, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=704, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=214, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=483, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=24466, PETRI_PLACES=468, PETRI_TRANSITIONS=719} [2021-03-24 23:38:35,951 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 445 predicate places. [2021-03-24 23:38:35,951 INFO L480 AbstractCegarLoop]: Abstraction has has 468 places, 719 transitions, 24466 flow [2021-03-24 23:38:35,951 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:35,951 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:35,951 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:36,152 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152,24 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:36,152 INFO L428 AbstractCegarLoop]: === Iteration 106 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:36,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:36,152 INFO L82 PathProgramCache]: Analyzing trace with hash 1567418333, now seen corresponding path program 45 times [2021-03-24 23:38:36,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:36,152 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574936807] [2021-03-24 23:38:36,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:36,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:36,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:36,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:36,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:36,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:36,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:38:36,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:36,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:36,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:36,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:38:36,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:36,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:36,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:36,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:36,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:36,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574936807] [2021-03-24 23:38:36,187 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:38:36,187 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:38:36,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861497760] [2021-03-24 23:38:36,187 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:36,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:36,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:36,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:38:36,188 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:36,188 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 468 places, 719 transitions, 24466 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:36,188 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:36,188 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:36,188 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:37,672 INFO L129 PetriNetUnfolder]: 2109/4950 cut-off events. [2021-03-24 23:38:37,672 INFO L130 PetriNetUnfolder]: For 197704/197735 co-relation queries the response was YES. [2021-03-24 23:38:37,740 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47913 conditions, 4950 events. 2109/4950 cut-off events. For 197704/197735 co-relation queries the response was YES. Maximal size of possible extension queue 577. Compared 46923 event pairs, 490 based on Foata normal form. 2/4951 useless extension candidates. Maximal degree in co-relation 47545. Up to 2572 conditions per place. [2021-03-24 23:38:37,761 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 553 selfloop transitions, 180 changer transitions 0/740 dead transitions. [2021-03-24 23:38:37,762 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 473 places, 740 transitions, 26305 flow [2021-03-24 23:38:37,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:37,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:37,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 146 transitions. [2021-03-24 23:38:37,762 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7192118226600985 [2021-03-24 23:38:37,762 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 146 transitions. [2021-03-24 23:38:37,762 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 146 transitions. [2021-03-24 23:38:37,762 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:37,762 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 146 transitions. [2021-03-24 23:38:37,763 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.857142857142858) internal successors, (146), 7 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:37,763 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:37,763 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:37,763 INFO L185 Difference]: Start difference. First operand has 468 places, 719 transitions, 24466 flow. Second operand 7 states and 146 transitions. [2021-03-24 23:38:37,763 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 473 places, 740 transitions, 26305 flow [2021-03-24 23:38:38,872 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 469 places, 740 transitions, 25906 flow, removed 19 selfloop flow, removed 4 redundant places. [2021-03-24 23:38:38,886 INFO L241 Difference]: Finished difference. Result has 470 places, 719 transitions, 24448 flow [2021-03-24 23:38:38,886 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=24040, PETRI_DIFFERENCE_MINUEND_PLACES=463, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=718, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=179, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=538, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=24448, PETRI_PLACES=470, PETRI_TRANSITIONS=719} [2021-03-24 23:38:38,886 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 447 predicate places. [2021-03-24 23:38:38,886 INFO L480 AbstractCegarLoop]: Abstraction has has 470 places, 719 transitions, 24448 flow [2021-03-24 23:38:38,887 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:38,887 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:38,887 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:38,887 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2021-03-24 23:38:38,887 INFO L428 AbstractCegarLoop]: === Iteration 107 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:38,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:38,887 INFO L82 PathProgramCache]: Analyzing trace with hash -1401870983, now seen corresponding path program 43 times [2021-03-24 23:38:38,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:38,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334179125] [2021-03-24 23:38:38,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:38,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:38,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:38,906 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-03-24 23:38:38,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:38:38,913 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-03-24 23:38:38,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:38:38,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:38:38,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:38,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:38,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:38,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334179125] [2021-03-24 23:38:38,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1683726161] [2021-03-24 23:38:38,937 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:38,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:38,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:38:38,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:38:38,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:38,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:38,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:38,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:38,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:38,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:38,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:38,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:38,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,973 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:38:38,973 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:38:38,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:38,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:38,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:38,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:38,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:38,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:38,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:38,984 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:38:38,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:38:38,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:38,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:38:38,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:38:38,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,986 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:38,986 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:38,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,987 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:38,988 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:38,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:38,990 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:38:38,990 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:38:38,990 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:38:38,990 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:38,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:39,001 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 23:38:39,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:38:39,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:39,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:38:39,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:38:39,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,004 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:38:39,005 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:39,005 INFO L142 QuantifierPusher]: treesize reduction 11, result has 79.2 percent of original size [2021-03-24 23:38:39,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:39,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:38:39,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:38:39,019 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-24 23:38:39,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:39,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:39,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:39,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:39,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:39,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:39,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:39,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:39,033 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:38:39,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:39,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:39,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:38:39,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:39,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:39,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:39,036 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:38:39,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:39,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:39,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:39,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:39,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:39,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:39,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:39,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:39,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:39,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:39,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:39,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:39,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:39,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:39,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:39,040 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:38:39,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2021-03-24 23:38:39,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917359527] [2021-03-24 23:38:39,041 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:39,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:39,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:39,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:38:39,041 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:39,041 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 470 places, 719 transitions, 24448 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:39,042 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:39,042 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:39,042 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:40,463 INFO L129 PetriNetUnfolder]: 2111/4960 cut-off events. [2021-03-24 23:38:40,463 INFO L130 PetriNetUnfolder]: For 197402/197455 co-relation queries the response was YES. [2021-03-24 23:38:40,529 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47872 conditions, 4960 events. 2111/4960 cut-off events. For 197402/197455 co-relation queries the response was YES. Maximal size of possible extension queue 573. Compared 47020 event pairs, 430 based on Foata normal form. 8/4967 useless extension candidates. Maximal degree in co-relation 47604. Up to 2946 conditions per place. [2021-03-24 23:38:40,550 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 537 selfloop transitions, 211 changer transitions 1/756 dead transitions. [2021-03-24 23:38:40,550 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 476 places, 756 transitions, 26755 flow [2021-03-24 23:38:40,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:40,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:40,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:38:40,551 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:38:40,551 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:38:40,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:38:40,551 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:40,551 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:38:40,551 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:38:40,551 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:40,552 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:40,552 INFO L185 Difference]: Start difference. First operand has 470 places, 719 transitions, 24448 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:38:40,552 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 476 places, 756 transitions, 26755 flow [2021-03-24 23:38:41,665 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 469 places, 756 transitions, 26374 flow, removed 2 selfloop flow, removed 7 redundant places. [2021-03-24 23:38:41,680 INFO L241 Difference]: Finished difference. Result has 471 places, 729 transitions, 24942 flow [2021-03-24 23:38:41,680 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=24005, PETRI_DIFFERENCE_MINUEND_PLACES=463, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=717, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=199, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=514, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=24942, PETRI_PLACES=471, PETRI_TRANSITIONS=729} [2021-03-24 23:38:41,680 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 448 predicate places. [2021-03-24 23:38:41,680 INFO L480 AbstractCegarLoop]: Abstraction has has 471 places, 729 transitions, 24942 flow [2021-03-24 23:38:41,680 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:41,680 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:41,680 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:41,880 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:41,881 INFO L428 AbstractCegarLoop]: === Iteration 108 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:41,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:41,881 INFO L82 PathProgramCache]: Analyzing trace with hash 1924095367, now seen corresponding path program 46 times [2021-03-24 23:38:41,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:41,881 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950149852] [2021-03-24 23:38:41,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:41,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:41,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:41,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:41,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:41,892 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:38:41,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:38:41,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:41,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:41,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:41,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:38:41,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:41,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:41,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:41,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:41,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:41,917 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950149852] [2021-03-24 23:38:41,918 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:38:41,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:38:41,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807652631] [2021-03-24 23:38:41,918 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:41,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:41,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:41,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:38:41,918 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:41,918 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 471 places, 729 transitions, 24942 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:41,918 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:41,919 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:41,919 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:43,559 INFO L129 PetriNetUnfolder]: 2109/4919 cut-off events. [2021-03-24 23:38:43,559 INFO L130 PetriNetUnfolder]: For 199918/199971 co-relation queries the response was YES. [2021-03-24 23:38:43,623 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47917 conditions, 4919 events. 2109/4919 cut-off events. For 199918/199971 co-relation queries the response was YES. Maximal size of possible extension queue 572. Compared 46408 event pairs, 498 based on Foata normal form. 6/4924 useless extension candidates. Maximal degree in co-relation 47572. Up to 2574 conditions per place. [2021-03-24 23:38:43,646 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 552 selfloop transitions, 195 changer transitions 0/754 dead transitions. [2021-03-24 23:38:43,646 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 477 places, 754 transitions, 26922 flow [2021-03-24 23:38:43,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:43,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:43,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:38:43,647 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:38:43,647 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:38:43,647 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:38:43,647 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:43,647 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:38:43,647 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:38:43,647 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:43,647 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:43,647 INFO L185 Difference]: Start difference. First operand has 471 places, 729 transitions, 24942 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:38:43,648 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 477 places, 754 transitions, 26922 flow [2021-03-24 23:38:44,668 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 474 places, 754 transitions, 26596 flow, removed 4 selfloop flow, removed 3 redundant places. [2021-03-24 23:38:44,682 INFO L241 Difference]: Finished difference. Result has 475 places, 731 transitions, 25058 flow [2021-03-24 23:38:44,683 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=24618, PETRI_DIFFERENCE_MINUEND_PLACES=468, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=729, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=193, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=536, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=25058, PETRI_PLACES=475, PETRI_TRANSITIONS=731} [2021-03-24 23:38:44,683 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 452 predicate places. [2021-03-24 23:38:44,683 INFO L480 AbstractCegarLoop]: Abstraction has has 475 places, 731 transitions, 25058 flow [2021-03-24 23:38:44,683 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:44,683 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:44,683 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:44,683 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2021-03-24 23:38:44,683 INFO L428 AbstractCegarLoop]: === Iteration 109 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:44,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:44,683 INFO L82 PathProgramCache]: Analyzing trace with hash 33142983, now seen corresponding path program 44 times [2021-03-24 23:38:44,683 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:44,683 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501900601] [2021-03-24 23:38:44,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:44,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:44,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:44,698 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-03-24 23:38:44,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:38:44,706 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-03-24 23:38:44,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:38:44,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:38:44,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:44,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:44,732 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501900601] [2021-03-24 23:38:44,732 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1640300144] [2021-03-24 23:38:44,732 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 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 [2021-03-24 23:38:44,778 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:38:44,778 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:38:44,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:38:44,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:38:44,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,784 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:38:44,784 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:38:44,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:44,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:44,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:44,792 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:38:44,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:38:44,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:44,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:38:44,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:38:44,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,794 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:44,795 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:44,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,797 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:44,798 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:44,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,799 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:38:44,800 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:38:44,801 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:38:44,801 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:44,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:44,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:44,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:44,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:44,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:44,813 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 23:38:44,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:38:44,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:44,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:38:44,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:38:44,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,815 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:44,816 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:44,816 INFO L142 QuantifierPusher]: treesize reduction 12, result has 61.3 percent of original size [2021-03-24 23:38:44,817 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:38:44,818 INFO L147 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size 13 [2021-03-24 23:38:44,818 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-03-24 23:38:44,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:38:44,828 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-24 23:38:44,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:44,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:44,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:44,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:44,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:44,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:44,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:44,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:44,842 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:38:44,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:44,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:44,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:38:44,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:44,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:44,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:44,845 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:38:44,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:44,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:44,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:44,850 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:38:44,850 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2021-03-24 23:38:44,850 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399793463] [2021-03-24 23:38:44,850 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:44,850 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:44,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:44,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:38:44,851 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:44,851 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 475 places, 731 transitions, 25058 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:44,851 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:44,851 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:44,851 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:46,362 INFO L129 PetriNetUnfolder]: 2108/4919 cut-off events. [2021-03-24 23:38:46,362 INFO L130 PetriNetUnfolder]: For 200153/200206 co-relation queries the response was YES. [2021-03-24 23:38:46,429 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47960 conditions, 4919 events. 2108/4919 cut-off events. For 200153/200206 co-relation queries the response was YES. Maximal size of possible extension queue 569. Compared 46328 event pairs, 377 based on Foata normal form. 6/4924 useless extension candidates. Maximal degree in co-relation 47609. Up to 1894 conditions per place. [2021-03-24 23:38:46,451 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 514 selfloop transitions, 244 changer transitions 1/766 dead transitions. [2021-03-24 23:38:46,451 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 481 places, 766 transitions, 27269 flow [2021-03-24 23:38:46,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:46,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:46,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:38:46,452 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:38:46,452 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:38:46,452 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:38:46,452 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:46,452 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:38:46,452 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:38:46,453 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:46,453 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:46,453 INFO L185 Difference]: Start difference. First operand has 475 places, 731 transitions, 25058 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:38:46,453 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 481 places, 766 transitions, 27269 flow [2021-03-24 23:38:47,623 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 476 places, 766 transitions, 26874 flow, removed 2 selfloop flow, removed 5 redundant places. [2021-03-24 23:38:47,638 INFO L241 Difference]: Finished difference. Result has 477 places, 735 transitions, 25280 flow [2021-03-24 23:38:47,638 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=24665, PETRI_DIFFERENCE_MINUEND_PLACES=470, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=731, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=240, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=491, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=25280, PETRI_PLACES=477, PETRI_TRANSITIONS=735} [2021-03-24 23:38:47,638 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 454 predicate places. [2021-03-24 23:38:47,638 INFO L480 AbstractCegarLoop]: Abstraction has has 477 places, 735 transitions, 25280 flow [2021-03-24 23:38:47,638 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:47,638 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:47,638 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:47,838 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162,26 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:47,839 INFO L428 AbstractCegarLoop]: === Iteration 110 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:47,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:47,839 INFO L82 PathProgramCache]: Analyzing trace with hash 727536971, now seen corresponding path program 45 times [2021-03-24 23:38:47,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:47,839 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859575011] [2021-03-24 23:38:47,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:47,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:47,851 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-03-24 23:38:47,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:38:47,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:47,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:38:47,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:47,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:47,880 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859575011] [2021-03-24 23:38:47,880 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [93137122] [2021-03-24 23:38:47,881 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:47,906 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-24 23:38:47,906 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:38:47,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:38:47,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:38:47,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,911 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:38:47,912 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:38:47,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:47,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:47,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:47,919 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:38:47,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:38:47,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:47,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:38:47,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:38:47,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,922 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:47,923 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:47,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,924 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:47,924 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:47,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,925 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:38:47,926 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:38:47,927 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:38:47,927 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:47,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:47,937 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-24 23:38:47,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:47,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:47,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:47,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:47,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:47,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:47,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:47,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:47,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:47,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:47,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:47,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:47,943 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-24 23:38:47,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:38:47,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:47,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:38:47,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:38:47,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,945 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:47,945 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:47,946 INFO L142 QuantifierPusher]: treesize reduction 12, result has 58.6 percent of original size [2021-03-24 23:38:47,947 INFO L147 QuantifierPusher]: treesize reduction 2, result has 71.4 percent of original size 5 [2021-03-24 23:38:47,947 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:38:47,948 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:47,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:47,957 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:38:47,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:47,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:47,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:38:47,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:47,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:47,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:47,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:47,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:47,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:47,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:47,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:47,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:47,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:47,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:47,964 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:38:47,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:47,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:47,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:47,966 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:38:47,966 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 10 [2021-03-24 23:38:47,966 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210407909] [2021-03-24 23:38:47,966 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:47,966 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:47,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:47,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:38:47,967 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:47,967 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 477 places, 735 transitions, 25280 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:47,967 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:47,967 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:47,967 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:49,553 INFO L129 PetriNetUnfolder]: 2104/4907 cut-off events. [2021-03-24 23:38:49,554 INFO L130 PetriNetUnfolder]: For 201305/201358 co-relation queries the response was YES. [2021-03-24 23:38:49,618 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47908 conditions, 4907 events. 2104/4907 cut-off events. For 201305/201358 co-relation queries the response was YES. Maximal size of possible extension queue 566. Compared 46182 event pairs, 313 based on Foata normal form. 8/4914 useless extension candidates. Maximal degree in co-relation 47399. Up to 1894 conditions per place. [2021-03-24 23:38:49,639 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 518 selfloop transitions, 247 changer transitions 1/773 dead transitions. [2021-03-24 23:38:49,639 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 483 places, 773 transitions, 27550 flow [2021-03-24 23:38:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:49,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:49,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 151 transitions. [2021-03-24 23:38:49,640 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7438423645320197 [2021-03-24 23:38:49,640 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 151 transitions. [2021-03-24 23:38:49,640 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 151 transitions. [2021-03-24 23:38:49,640 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:49,640 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 151 transitions. [2021-03-24 23:38:49,640 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:49,641 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:49,641 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:49,641 INFO L185 Difference]: Start difference. First operand has 477 places, 735 transitions, 25280 flow. Second operand 7 states and 151 transitions. [2021-03-24 23:38:49,641 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 483 places, 773 transitions, 27550 flow [2021-03-24 23:38:50,837 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 480 places, 773 transitions, 27174 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-03-24 23:38:50,856 INFO L241 Difference]: Finished difference. Result has 481 places, 735 transitions, 25437 flow [2021-03-24 23:38:50,857 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=24829, PETRI_DIFFERENCE_MINUEND_PLACES=474, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=733, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=245, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=486, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=25437, PETRI_PLACES=481, PETRI_TRANSITIONS=735} [2021-03-24 23:38:50,857 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 458 predicate places. [2021-03-24 23:38:50,857 INFO L480 AbstractCegarLoop]: Abstraction has has 481 places, 735 transitions, 25437 flow [2021-03-24 23:38:50,857 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:50,857 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:50,857 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:51,068 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable166 [2021-03-24 23:38:51,069 INFO L428 AbstractCegarLoop]: === Iteration 111 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:51,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:51,069 INFO L82 PathProgramCache]: Analyzing trace with hash -33457369, now seen corresponding path program 46 times [2021-03-24 23:38:51,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:51,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357657285] [2021-03-24 23:38:51,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:51,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:51,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:51,081 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:38:51,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:38:51,089 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-24 23:38:51,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:38:51,100 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-24 23:38:51,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:51,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:51,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:51,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357657285] [2021-03-24 23:38:51,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1601665282] [2021-03-24 23:38:51,115 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:51,157 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:38:51,157 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:38:51,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:38:51,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:38:51,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,163 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:38:51,164 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:38:51,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:51,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:51,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:51,172 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:38:51,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:38:51,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:51,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:38:51,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:38:51,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,175 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:51,176 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:51,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,177 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:51,177 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:51,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,179 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:38:51,180 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:38:51,180 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:38:51,181 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:51,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:51,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:51,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:51,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:51,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:51,193 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 23:38:51,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:38:51,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:51,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:38:51,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:38:51,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,196 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:51,196 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:51,197 INFO L142 QuantifierPusher]: treesize reduction 12, result has 61.3 percent of original size [2021-03-24 23:38:51,198 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:38:51,198 INFO L147 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size 13 [2021-03-24 23:38:51,198 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-03-24 23:38:51,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:38:51,210 INFO L142 QuantifierPusher]: treesize reduction 7, result has 63.2 percent of original size [2021-03-24 23:38:51,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:51,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:51,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:38:51,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:51,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:38:51,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:38:51,223 INFO L142 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size [2021-03-24 23:38:51,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:51,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:51,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:51,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:51,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:51,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:51,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:51,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:51,227 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:38:51,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:51,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:51,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:51,233 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:38:51,233 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2021-03-24 23:38:51,233 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723195499] [2021-03-24 23:38:51,233 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:51,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:51,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:51,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:38:51,234 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:51,234 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 481 places, 735 transitions, 25437 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:51,234 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:51,234 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:51,234 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:52,812 INFO L129 PetriNetUnfolder]: 2111/4920 cut-off events. [2021-03-24 23:38:52,812 INFO L130 PetriNetUnfolder]: For 204937/204990 co-relation queries the response was YES. [2021-03-24 23:38:52,878 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48272 conditions, 4920 events. 2111/4920 cut-off events. For 204937/204990 co-relation queries the response was YES. Maximal size of possible extension queue 569. Compared 46275 event pairs, 378 based on Foata normal form. 6/4925 useless extension candidates. Maximal degree in co-relation 47764. Up to 1902 conditions per place. [2021-03-24 23:38:52,900 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 515 selfloop transitions, 249 changer transitions 1/772 dead transitions. [2021-03-24 23:38:52,900 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 485 places, 772 transitions, 27712 flow [2021-03-24 23:38:52,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:52,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:52,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:38:52,901 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:38:52,901 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:38:52,901 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:38:52,901 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:52,901 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:38:52,901 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:52,902 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:52,902 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:52,902 INFO L185 Difference]: Start difference. First operand has 481 places, 735 transitions, 25437 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:38:52,902 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 485 places, 772 transitions, 27712 flow [2021-03-24 23:38:54,023 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 478 places, 772 transitions, 27296 flow, removed 2 selfloop flow, removed 7 redundant places. [2021-03-24 23:38:54,038 INFO L241 Difference]: Finished difference. Result has 479 places, 741 transitions, 25721 flow [2021-03-24 23:38:54,038 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=24996, PETRI_DIFFERENCE_MINUEND_PLACES=472, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=734, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=242, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=489, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=25721, PETRI_PLACES=479, PETRI_TRANSITIONS=741} [2021-03-24 23:38:54,039 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 456 predicate places. [2021-03-24 23:38:54,039 INFO L480 AbstractCegarLoop]: Abstraction has has 479 places, 741 transitions, 25721 flow [2021-03-24 23:38:54,039 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:54,039 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:54,039 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:54,239 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable170 [2021-03-24 23:38:54,239 INFO L428 AbstractCegarLoop]: === Iteration 112 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:54,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:54,240 INFO L82 PathProgramCache]: Analyzing trace with hash -2019123393, now seen corresponding path program 47 times [2021-03-24 23:38:54,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:54,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096016014] [2021-03-24 23:38:54,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:54,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:54,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:54,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:38:54,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:54,264 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-24 23:38:54,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:54,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:54,278 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096016014] [2021-03-24 23:38:54,278 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2039666598] [2021-03-24 23:38:54,278 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:54,305 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:38:54,305 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:38:54,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:38:54,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:38:54,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,311 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:38:54,311 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:38:54,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,318 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:38:54,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:38:54,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:54,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:38:54,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:38:54,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,321 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:54,324 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:54,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,325 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:54,331 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:54,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,333 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:38:54,334 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:38:54,334 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:38:54,334 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:54,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:54,345 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-24 23:38:54,345 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-03-24 23:38:54,345 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:54,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:54,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:38:54,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:54,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,358 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:38:54,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:38:54,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:54,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:38:54,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:38:54,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,361 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:54,361 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:54,362 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-03-24 23:38:54,363 INFO L147 QuantifierPusher]: treesize reduction 2, result has 66.7 percent of original size 4 [2021-03-24 23:38:54,363 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:38:54,364 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:38:54,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:38:54,374 INFO L142 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size [2021-03-24 23:38:54,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:54,378 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:38:54,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:54,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:54,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:54,386 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:38:54,386 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2021-03-24 23:38:54,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154010360] [2021-03-24 23:38:54,386 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:54,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:54,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:54,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:38:54,387 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:54,387 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 479 places, 741 transitions, 25721 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:54,387 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:54,387 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:54,387 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:55,854 INFO L129 PetriNetUnfolder]: 2109/4901 cut-off events. [2021-03-24 23:38:55,855 INFO L130 PetriNetUnfolder]: For 208651/208682 co-relation queries the response was YES. [2021-03-24 23:38:55,921 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48554 conditions, 4901 events. 2109/4901 cut-off events. For 208651/208682 co-relation queries the response was YES. Maximal size of possible extension queue 567. Compared 45854 event pairs, 266 based on Foata normal form. 2/4902 useless extension candidates. Maximal degree in co-relation 48046. Up to 1902 conditions per place. [2021-03-24 23:38:55,943 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 499 selfloop transitions, 271 changer transitions 1/778 dead transitions. [2021-03-24 23:38:55,944 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 485 places, 778 transitions, 27974 flow [2021-03-24 23:38:55,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:55,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:55,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:38:55,944 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:38:55,944 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:38:55,944 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:38:55,944 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:55,944 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:38:55,945 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:55,945 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:55,945 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:55,945 INFO L185 Difference]: Start difference. First operand has 479 places, 741 transitions, 25721 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:38:55,945 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 485 places, 778 transitions, 27974 flow [2021-03-24 23:38:57,075 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 482 places, 778 transitions, 27727 flow, removed 10 selfloop flow, removed 3 redundant places. [2021-03-24 23:38:57,090 INFO L241 Difference]: Finished difference. Result has 483 places, 743 transitions, 26104 flow [2021-03-24 23:38:57,090 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=25452, PETRI_DIFFERENCE_MINUEND_PLACES=476, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=740, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=268, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=469, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=26104, PETRI_PLACES=483, PETRI_TRANSITIONS=743} [2021-03-24 23:38:57,090 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 460 predicate places. [2021-03-24 23:38:57,090 INFO L480 AbstractCegarLoop]: Abstraction has has 483 places, 743 transitions, 26104 flow [2021-03-24 23:38:57,090 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:57,090 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:38:57,090 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:38:57,291 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:57,291 INFO L428 AbstractCegarLoop]: === Iteration 113 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:38:57,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:38:57,291 INFO L82 PathProgramCache]: Analyzing trace with hash 408253913, now seen corresponding path program 48 times [2021-03-24 23:38:57,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:38:57,291 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102355565] [2021-03-24 23:38:57,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:38:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:38:57,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:57,304 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-03-24 23:38:57,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:38:57,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:57,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:38:57,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:57,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:57,336 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102355565] [2021-03-24 23:38:57,336 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1406359145] [2021-03-24 23:38:57,336 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:38:57,361 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-24 23:38:57,361 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:38:57,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:38:57,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:38:57,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,367 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:38:57,368 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:38:57,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:57,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:57,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:57,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:57,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:57,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:57,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:57,378 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:38:57,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:38:57,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:57,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:38:57,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:38:57,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,380 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:57,381 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:57,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,382 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:57,382 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:57,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,383 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:38:57,384 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:38:57,384 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:38:57,384 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:38:57,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:57,393 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-24 23:38:57,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:57,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:57,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:57,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:57,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:57,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:57,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:57,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:38:57,397 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-24 23:38:57,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:38:57,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:57,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:38:57,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:38:57,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,400 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:38:57,400 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:57,401 INFO L142 QuantifierPusher]: treesize reduction 11, result has 70.3 percent of original size [2021-03-24 23:38:57,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:38:57,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:57,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:38:57,411 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:38:57,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:57,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:38:57,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:38:57,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:38:57,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:57,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:38:57,414 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:38:57,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:38:57,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:38:57,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:38:57,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:38:57,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 10 [2021-03-24 23:38:57,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598771921] [2021-03-24 23:38:57,419 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:38:57,419 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:38:57,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:38:57,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:38:57,419 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:38:57,419 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 483 places, 743 transitions, 26104 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:57,420 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:38:57,420 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:38:57,420 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:38:58,915 INFO L129 PetriNetUnfolder]: 2108/4919 cut-off events. [2021-03-24 23:38:58,916 INFO L130 PetriNetUnfolder]: For 213575/213606 co-relation queries the response was YES. [2021-03-24 23:38:58,981 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48805 conditions, 4919 events. 2108/4919 cut-off events. For 213575/213606 co-relation queries the response was YES. Maximal size of possible extension queue 564. Compared 46327 event pairs, 420 based on Foata normal form. 2/4920 useless extension candidates. Maximal degree in co-relation 48290. Up to 2940 conditions per place. [2021-03-24 23:38:59,003 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 553 selfloop transitions, 211 changer transitions 1/772 dead transitions. [2021-03-24 23:38:59,003 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 488 places, 772 transitions, 28135 flow [2021-03-24 23:38:59,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:38:59,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:38:59,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 151 transitions. [2021-03-24 23:38:59,004 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7438423645320197 [2021-03-24 23:38:59,004 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 151 transitions. [2021-03-24 23:38:59,004 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 151 transitions. [2021-03-24 23:38:59,004 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:38:59,004 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 151 transitions. [2021-03-24 23:38:59,005 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:59,005 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:59,005 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:38:59,005 INFO L185 Difference]: Start difference. First operand has 483 places, 743 transitions, 26104 flow. Second operand 7 states and 151 transitions. [2021-03-24 23:38:59,005 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 488 places, 772 transitions, 28135 flow [2021-03-24 23:39:00,124 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 484 places, 772 transitions, 27691 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 23:39:00,139 INFO L241 Difference]: Finished difference. Result has 485 places, 744 transitions, 26155 flow [2021-03-24 23:39:00,140 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=25627, PETRI_DIFFERENCE_MINUEND_PLACES=478, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=742, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=209, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=531, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=26155, PETRI_PLACES=485, PETRI_TRANSITIONS=744} [2021-03-24 23:39:00,140 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 462 predicate places. [2021-03-24 23:39:00,140 INFO L480 AbstractCegarLoop]: Abstraction has has 485 places, 744 transitions, 26155 flow [2021-03-24 23:39:00,140 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:00,140 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:00,140 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:00,340 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable178 [2021-03-24 23:39:00,340 INFO L428 AbstractCegarLoop]: === Iteration 114 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:00,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:00,341 INFO L82 PathProgramCache]: Analyzing trace with hash 1253018277, now seen corresponding path program 47 times [2021-03-24 23:39:00,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:00,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603708873] [2021-03-24 23:39:00,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:00,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:00,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:00,351 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-24 23:39:00,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:39:00,364 INFO L142 QuantifierPusher]: treesize reduction 8, result has 73.3 percent of original size [2021-03-24 23:39:00,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:39:00,381 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-03-24 23:39:00,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:39:00,390 INFO L142 QuantifierPusher]: treesize reduction 11, result has 50.0 percent of original size [2021-03-24 23:39:00,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:39:00,397 INFO L142 QuantifierPusher]: treesize reduction 3, result has 83.3 percent of original size [2021-03-24 23:39:00,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:39:00,408 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-24 23:39:00,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:39:00,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:00,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:00,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:00,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603708873] [2021-03-24 23:39:00,418 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:00,418 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-24 23:39:00,418 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921125818] [2021-03-24 23:39:00,419 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:39:00,419 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:00,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:39:00,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:39:00,419 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:39:00,419 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 485 places, 744 transitions, 26155 flow. Second operand has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:00,419 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:00,419 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:39:00,419 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:02,021 INFO L129 PetriNetUnfolder]: 2106/4871 cut-off events. [2021-03-24 23:39:02,021 INFO L130 PetriNetUnfolder]: For 213071/213120 co-relation queries the response was YES. [2021-03-24 23:39:02,084 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48993 conditions, 4871 events. 2106/4871 cut-off events. For 213071/213120 co-relation queries the response was YES. Maximal size of possible extension queue 563. Compared 45543 event pairs, 503 based on Foata normal form. 8/4878 useless extension candidates. Maximal degree in co-relation 48484. Up to 2719 conditions per place. [2021-03-24 23:39:02,104 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 627 selfloop transitions, 155 changer transitions 0/788 dead transitions. [2021-03-24 23:39:02,104 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 491 places, 788 transitions, 28446 flow [2021-03-24 23:39:02,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:02,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:02,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 141 transitions. [2021-03-24 23:39:02,105 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6945812807881774 [2021-03-24 23:39:02,105 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 141 transitions. [2021-03-24 23:39:02,105 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 141 transitions. [2021-03-24 23:39:02,105 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:02,105 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 141 transitions. [2021-03-24 23:39:02,105 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:02,106 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:02,106 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:02,106 INFO L185 Difference]: Start difference. First operand has 485 places, 744 transitions, 26155 flow. Second operand 7 states and 141 transitions. [2021-03-24 23:39:02,106 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 491 places, 788 transitions, 28446 flow [2021-03-24 23:39:03,225 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 487 places, 788 transitions, 28066 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 23:39:03,241 INFO L241 Difference]: Finished difference. Result has 490 places, 747 transitions, 26213 flow [2021-03-24 23:39:03,241 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=25701, PETRI_DIFFERENCE_MINUEND_PLACES=481, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=742, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=150, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=587, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=26213, PETRI_PLACES=490, PETRI_TRANSITIONS=747} [2021-03-24 23:39:03,241 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 467 predicate places. [2021-03-24 23:39:03,242 INFO L480 AbstractCegarLoop]: Abstraction has has 490 places, 747 transitions, 26213 flow [2021-03-24 23:39:03,242 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:03,242 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:03,242 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:03,242 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2021-03-24 23:39:03,242 INFO L428 AbstractCegarLoop]: === Iteration 115 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:03,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:03,242 INFO L82 PathProgramCache]: Analyzing trace with hash 611127519, now seen corresponding path program 49 times [2021-03-24 23:39:03,242 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:03,242 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940312378] [2021-03-24 23:39:03,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:03,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:03,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:03,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:03,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:03,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:03,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:39:03,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:03,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:03,277 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-24 23:39:03,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:39:03,285 INFO L142 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size [2021-03-24 23:39:03,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:03,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:03,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:03,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:03,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940312378] [2021-03-24 23:39:03,291 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:03,291 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:39:03,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870183871] [2021-03-24 23:39:03,291 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:03,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:03,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:03,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:39:03,291 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:03,292 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 490 places, 747 transitions, 26213 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:03,292 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:03,292 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:03,292 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:04,852 INFO L129 PetriNetUnfolder]: 2105/4863 cut-off events. [2021-03-24 23:39:04,852 INFO L130 PetriNetUnfolder]: For 212587/212640 co-relation queries the response was YES. [2021-03-24 23:39:04,919 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48760 conditions, 4863 events. 2105/4863 cut-off events. For 212587/212640 co-relation queries the response was YES. Maximal size of possible extension queue 561. Compared 45397 event pairs, 472 based on Foata normal form. 5/4867 useless extension candidates. Maximal degree in co-relation 48249. Up to 2566 conditions per place. [2021-03-24 23:39:04,941 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 564 selfloop transitions, 197 changer transitions 1/769 dead transitions. [2021-03-24 23:39:04,941 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 497 places, 769 transitions, 28032 flow [2021-03-24 23:39:04,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-24 23:39:04,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-24 23:39:04,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 171 transitions. [2021-03-24 23:39:04,942 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7370689655172413 [2021-03-24 23:39:04,942 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 171 transitions. [2021-03-24 23:39:04,942 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 171 transitions. [2021-03-24 23:39:04,942 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:04,942 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 171 transitions. [2021-03-24 23:39:04,942 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 21.375) internal successors, (171), 8 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) [2021-03-24 23:39:04,943 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 29.0) internal successors, (261), 9 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:04,943 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 29.0) internal successors, (261), 9 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:04,943 INFO L185 Difference]: Start difference. First operand has 490 places, 747 transitions, 26213 flow. Second operand 8 states and 171 transitions. [2021-03-24 23:39:04,943 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 497 places, 769 transitions, 28032 flow [2021-03-24 23:39:06,132 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 495 places, 769 transitions, 27802 flow, removed 7 selfloop flow, removed 2 redundant places. [2021-03-24 23:39:06,147 INFO L241 Difference]: Finished difference. Result has 495 places, 745 transitions, 26311 flow [2021-03-24 23:39:06,147 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=25944, PETRI_DIFFERENCE_MINUEND_PLACES=488, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=746, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=197, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=549, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=26311, PETRI_PLACES=495, PETRI_TRANSITIONS=745} [2021-03-24 23:39:06,147 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 472 predicate places. [2021-03-24 23:39:06,147 INFO L480 AbstractCegarLoop]: Abstraction has has 495 places, 745 transitions, 26311 flow [2021-03-24 23:39:06,147 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:06,147 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:06,147 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:06,148 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2021-03-24 23:39:06,148 INFO L428 AbstractCegarLoop]: === Iteration 116 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:06,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:06,148 INFO L82 PathProgramCache]: Analyzing trace with hash -1532920301, now seen corresponding path program 50 times [2021-03-24 23:39:06,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:06,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506280364] [2021-03-24 23:39:06,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:06,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:06,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:39:06,168 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-24 23:39:06,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:39:06,179 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-24 23:39:06,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:39:06,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:06,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:06,195 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506280364] [2021-03-24 23:39:06,196 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [154381354] [2021-03-24 23:39:06,196 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:39:06,228 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:39:06,228 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:39:06,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:39:06,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:39:06,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,237 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:39:06,237 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:39:06,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:06,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:06,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:06,245 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:39:06,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:39:06,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:06,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:39:06,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:39:06,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,248 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:39:06,248 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:06,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,249 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:39:06,250 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:06,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,252 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:39:06,253 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:39:06,253 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:39:06,253 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:39:06,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:06,264 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 23:39:06,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:39:06,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:06,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:39:06,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:39:06,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,266 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:39:06,267 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:06,267 INFO L142 QuantifierPusher]: treesize reduction 12, result has 61.3 percent of original size [2021-03-24 23:39:06,268 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:39:06,269 INFO L147 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size 13 [2021-03-24 23:39:06,269 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-03-24 23:39:06,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:39:06,281 INFO L142 QuantifierPusher]: treesize reduction 7, result has 63.2 percent of original size [2021-03-24 23:39:06,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:06,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:06,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:39:06,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:06,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:06,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:06,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:06,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:06,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:06,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:06,298 INFO L142 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size [2021-03-24 23:39:06,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:06,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:06,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:06,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:06,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:06,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:06,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:06,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:06,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:06,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:06,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:06,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:06,303 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:39:06,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:06,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:06,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:06,306 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:39:06,306 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2021-03-24 23:39:06,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758019758] [2021-03-24 23:39:06,307 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:06,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:06,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:06,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:39:06,307 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:06,307 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 495 places, 745 transitions, 26311 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:06,307 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:06,307 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:06,307 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:07,954 INFO L129 PetriNetUnfolder]: 2103/4863 cut-off events. [2021-03-24 23:39:07,954 INFO L130 PetriNetUnfolder]: For 213817/213870 co-relation queries the response was YES. [2021-03-24 23:39:08,020 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48822 conditions, 4863 events. 2103/4863 cut-off events. For 213817/213870 co-relation queries the response was YES. Maximal size of possible extension queue 560. Compared 45370 event pairs, 376 based on Foata normal form. 6/4868 useless extension candidates. Maximal degree in co-relation 48310. Up to 1904 conditions per place. [2021-03-24 23:39:08,042 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 520 selfloop transitions, 252 changer transitions 1/780 dead transitions. [2021-03-24 23:39:08,042 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 500 places, 780 transitions, 28661 flow [2021-03-24 23:39:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:08,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:08,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:39:08,043 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:39:08,043 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:39:08,043 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:39:08,043 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:08,043 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:39:08,043 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:39:08,043 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:08,043 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:08,044 INFO L185 Difference]: Start difference. First operand has 495 places, 745 transitions, 26311 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:39:08,044 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 500 places, 780 transitions, 28661 flow [2021-03-24 23:39:09,198 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 487 places, 780 transitions, 27728 flow, removed 54 selfloop flow, removed 13 redundant places. [2021-03-24 23:39:09,218 INFO L241 Difference]: Finished difference. Result has 488 places, 749 transitions, 26124 flow [2021-03-24 23:39:09,218 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=25361, PETRI_DIFFERENCE_MINUEND_PLACES=481, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=744, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=247, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=496, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=26124, PETRI_PLACES=488, PETRI_TRANSITIONS=749} [2021-03-24 23:39:09,218 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 465 predicate places. [2021-03-24 23:39:09,218 INFO L480 AbstractCegarLoop]: Abstraction has has 488 places, 749 transitions, 26124 flow [2021-03-24 23:39:09,218 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:09,219 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:09,219 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:09,440 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:39:09,440 INFO L428 AbstractCegarLoop]: === Iteration 117 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:09,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:09,441 INFO L82 PathProgramCache]: Analyzing trace with hash -1596303581, now seen corresponding path program 48 times [2021-03-24 23:39:09,441 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:09,441 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233516103] [2021-03-24 23:39:09,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:09,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:09,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:09,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:09,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:09,459 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:39:09,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:39:09,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:09,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:09,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:09,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:09,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:09,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:09,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:09,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:09,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:09,488 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233516103] [2021-03-24 23:39:09,488 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:09,488 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:39:09,488 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602933371] [2021-03-24 23:39:09,488 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:09,488 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:09,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:09,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:39:09,489 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:09,489 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 488 places, 749 transitions, 26124 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:09,489 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:09,489 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:09,489 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:11,019 INFO L129 PetriNetUnfolder]: 2102/4854 cut-off events. [2021-03-24 23:39:11,019 INFO L130 PetriNetUnfolder]: For 208597/208650 co-relation queries the response was YES. [2021-03-24 23:39:11,083 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48273 conditions, 4854 events. 2102/4854 cut-off events. For 208597/208650 co-relation queries the response was YES. Maximal size of possible extension queue 559. Compared 45313 event pairs, 488 based on Foata normal form. 5/4858 useless extension candidates. Maximal degree in co-relation 47819. Up to 2560 conditions per place. [2021-03-24 23:39:11,106 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 570 selfloop transitions, 195 changer transitions 1/773 dead transitions. [2021-03-24 23:39:11,106 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 494 places, 773 transitions, 28096 flow [2021-03-24 23:39:11,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:11,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:11,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 146 transitions. [2021-03-24 23:39:11,107 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7192118226600985 [2021-03-24 23:39:11,107 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 146 transitions. [2021-03-24 23:39:11,107 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 146 transitions. [2021-03-24 23:39:11,107 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:11,107 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 146 transitions. [2021-03-24 23:39:11,107 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.857142857142858) internal successors, (146), 7 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:11,107 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:11,108 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:11,108 INFO L185 Difference]: Start difference. First operand has 488 places, 749 transitions, 26124 flow. Second operand 7 states and 146 transitions. [2021-03-24 23:39:11,108 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 494 places, 773 transitions, 28096 flow [2021-03-24 23:39:12,236 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 492 places, 773 transitions, 27887 flow, removed 3 selfloop flow, removed 2 redundant places. [2021-03-24 23:39:12,257 INFO L241 Difference]: Finished difference. Result has 493 places, 748 transitions, 26252 flow [2021-03-24 23:39:12,257 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=25857, PETRI_DIFFERENCE_MINUEND_PLACES=486, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=748, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=195, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=553, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=26252, PETRI_PLACES=493, PETRI_TRANSITIONS=748} [2021-03-24 23:39:12,258 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 470 predicate places. [2021-03-24 23:39:12,258 INFO L480 AbstractCegarLoop]: Abstraction has has 493 places, 748 transitions, 26252 flow [2021-03-24 23:39:12,258 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:12,258 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:12,258 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:12,258 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2021-03-24 23:39:12,258 INFO L428 AbstractCegarLoop]: === Iteration 118 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:12,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:12,258 INFO L82 PathProgramCache]: Analyzing trace with hash 228460655, now seen corresponding path program 51 times [2021-03-24 23:39:12,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:12,258 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052230729] [2021-03-24 23:39:12,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:12,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:12,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:12,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:12,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:12,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:12,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:12,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:12,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:39:12,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:12,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:12,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:12,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:12,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:12,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:12,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:12,309 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052230729] [2021-03-24 23:39:12,309 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:12,309 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:39:12,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057793519] [2021-03-24 23:39:12,309 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:12,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:12,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:12,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:39:12,309 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:12,310 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 493 places, 748 transitions, 26252 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:12,310 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:12,310 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:12,310 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:13,759 INFO L129 PetriNetUnfolder]: 2101/4857 cut-off events. [2021-03-24 23:39:13,759 INFO L130 PetriNetUnfolder]: For 211587/211640 co-relation queries the response was YES. [2021-03-24 23:39:13,826 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48349 conditions, 4857 events. 2101/4857 cut-off events. For 211587/211640 co-relation queries the response was YES. Maximal size of possible extension queue 557. Compared 45252 event pairs, 376 based on Foata normal form. 5/4861 useless extension candidates. Maximal degree in co-relation 47990. Up to 1904 conditions per place. [2021-03-24 23:39:13,847 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 522 selfloop transitions, 246 changer transitions 2/777 dead transitions. [2021-03-24 23:39:13,848 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 498 places, 777 transitions, 28340 flow [2021-03-24 23:39:13,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:13,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:13,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 145 transitions. [2021-03-24 23:39:13,848 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7142857142857143 [2021-03-24 23:39:13,848 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 145 transitions. [2021-03-24 23:39:13,848 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 145 transitions. [2021-03-24 23:39:13,848 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:13,848 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 145 transitions. [2021-03-24 23:39:13,849 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:13,849 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:13,849 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:13,849 INFO L185 Difference]: Start difference. First operand has 493 places, 748 transitions, 26252 flow. Second operand 7 states and 145 transitions. [2021-03-24 23:39:13,849 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 498 places, 777 transitions, 28340 flow [2021-03-24 23:39:14,938 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 492 places, 777 transitions, 27758 flow, removed 2 selfloop flow, removed 6 redundant places. [2021-03-24 23:39:14,953 INFO L241 Difference]: Finished difference. Result has 492 places, 746 transitions, 26101 flow [2021-03-24 23:39:14,953 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=25638, PETRI_DIFFERENCE_MINUEND_PLACES=486, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=747, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=246, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=501, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=26101, PETRI_PLACES=492, PETRI_TRANSITIONS=746} [2021-03-24 23:39:14,953 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 469 predicate places. [2021-03-24 23:39:14,953 INFO L480 AbstractCegarLoop]: Abstraction has has 492 places, 746 transitions, 26101 flow [2021-03-24 23:39:14,953 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:14,953 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:14,953 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:14,954 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2021-03-24 23:39:14,954 INFO L428 AbstractCegarLoop]: === Iteration 119 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:14,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:14,954 INFO L82 PathProgramCache]: Analyzing trace with hash 1586302591, now seen corresponding path program 49 times [2021-03-24 23:39:14,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:14,954 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389399963] [2021-03-24 23:39:14,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:14,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:14,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:14,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:14,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:14,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:14,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:14,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:39:14,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:14,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:14,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:14,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:14,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:14,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:14,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:14,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:14,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:14,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389399963] [2021-03-24 23:39:14,994 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:14,994 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:39:14,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933658056] [2021-03-24 23:39:14,995 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:14,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:14,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:14,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:39:14,995 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:14,995 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 492 places, 746 transitions, 26101 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:14,995 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:14,995 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:14,995 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:16,472 INFO L129 PetriNetUnfolder]: 2100/4835 cut-off events. [2021-03-24 23:39:16,472 INFO L130 PetriNetUnfolder]: For 210039/210092 co-relation queries the response was YES. [2021-03-24 23:39:16,539 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48194 conditions, 4835 events. 2100/4835 cut-off events. For 210039/210092 co-relation queries the response was YES. Maximal size of possible extension queue 556. Compared 44883 event pairs, 483 based on Foata normal form. 6/4840 useless extension candidates. Maximal degree in co-relation 47834. Up to 2557 conditions per place. [2021-03-24 23:39:16,561 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 551 selfloop transitions, 208 changer transitions 0/766 dead transitions. [2021-03-24 23:39:16,561 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 495 places, 766 transitions, 27957 flow [2021-03-24 23:39:16,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:16,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:16,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:39:16,561 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:39:16,561 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:39:16,561 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:39:16,562 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:16,562 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:39:16,562 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:16,562 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:16,562 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:16,562 INFO L185 Difference]: Start difference. First operand has 492 places, 746 transitions, 26101 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:39:16,562 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 495 places, 766 transitions, 27957 flow [2021-03-24 23:39:17,647 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 489 places, 766 transitions, 27462 flow, removed 16 selfloop flow, removed 6 redundant places. [2021-03-24 23:39:17,662 INFO L241 Difference]: Finished difference. Result has 489 places, 745 transitions, 26000 flow [2021-03-24 23:39:17,662 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=25584, PETRI_DIFFERENCE_MINUEND_PLACES=483, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=745, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=208, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=537, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=26000, PETRI_PLACES=489, PETRI_TRANSITIONS=745} [2021-03-24 23:39:17,662 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 466 predicate places. [2021-03-24 23:39:17,662 INFO L480 AbstractCegarLoop]: Abstraction has has 489 places, 745 transitions, 26000 flow [2021-03-24 23:39:17,663 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:17,663 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:17,663 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:17,663 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2021-03-24 23:39:17,663 INFO L428 AbstractCegarLoop]: === Iteration 120 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:17,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:17,663 INFO L82 PathProgramCache]: Analyzing trace with hash -1206000981, now seen corresponding path program 50 times [2021-03-24 23:39:17,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:17,663 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239369969] [2021-03-24 23:39:17,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:17,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:17,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:17,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:17,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:17,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:17,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:39:17,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:17,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:39:17,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:17,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:17,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:17,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:17,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:17,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:17,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:17,712 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239369969] [2021-03-24 23:39:17,712 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:17,712 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:39:17,713 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863737608] [2021-03-24 23:39:17,713 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:17,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:17,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:17,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:39:17,713 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:17,713 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 489 places, 745 transitions, 26000 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:17,713 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:17,714 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:17,714 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:19,184 INFO L129 PetriNetUnfolder]: 2096/4816 cut-off events. [2021-03-24 23:39:19,184 INFO L130 PetriNetUnfolder]: For 207768/207821 co-relation queries the response was YES. [2021-03-24 23:39:19,250 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47988 conditions, 4816 events. 2096/4816 cut-off events. For 207768/207821 co-relation queries the response was YES. Maximal size of possible extension queue 552. Compared 44629 event pairs, 503 based on Foata normal form. 8/4823 useless extension candidates. Maximal degree in co-relation 47632. Up to 2557 conditions per place. [2021-03-24 23:39:19,273 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 570 selfloop transitions, 192 changer transitions 1/770 dead transitions. [2021-03-24 23:39:19,273 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 495 places, 770 transitions, 27969 flow [2021-03-24 23:39:19,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:19,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:19,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:39:19,274 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:39:19,274 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:39:19,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:39:19,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:19,274 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:39:19,274 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:39:19,274 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:19,274 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:19,274 INFO L185 Difference]: Start difference. First operand has 489 places, 745 transitions, 26000 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:39:19,274 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 495 places, 770 transitions, 27969 flow [2021-03-24 23:39:20,367 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 490 places, 770 transitions, 27587 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-03-24 23:39:20,382 INFO L241 Difference]: Finished difference. Result has 492 places, 748 transitions, 26099 flow [2021-03-24 23:39:20,383 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=25621, PETRI_DIFFERENCE_MINUEND_PLACES=484, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=745, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=189, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=555, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=26099, PETRI_PLACES=492, PETRI_TRANSITIONS=748} [2021-03-24 23:39:20,383 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 469 predicate places. [2021-03-24 23:39:20,383 INFO L480 AbstractCegarLoop]: Abstraction has has 492 places, 748 transitions, 26099 flow [2021-03-24 23:39:20,383 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:20,383 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:20,383 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:20,383 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2021-03-24 23:39:20,383 INFO L428 AbstractCegarLoop]: === Iteration 121 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:20,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:20,383 INFO L82 PathProgramCache]: Analyzing trace with hash -1082055089, now seen corresponding path program 51 times [2021-03-24 23:39:20,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:20,383 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595626917] [2021-03-24 23:39:20,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:20,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:20,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:20,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:20,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:20,395 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:39:20,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:39:20,403 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:39:20,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:39:20,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:20,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:20,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:20,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:20,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:20,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:20,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:20,423 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595626917] [2021-03-24 23:39:20,423 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:20,423 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:39:20,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853426290] [2021-03-24 23:39:20,423 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:20,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:20,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:20,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:39:20,424 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:20,424 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 492 places, 748 transitions, 26099 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:20,424 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:20,424 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:20,424 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:21,953 INFO L129 PetriNetUnfolder]: 2092/4810 cut-off events. [2021-03-24 23:39:21,954 INFO L130 PetriNetUnfolder]: For 207230/207261 co-relation queries the response was YES. [2021-03-24 23:39:22,020 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47915 conditions, 4810 events. 2092/4810 cut-off events. For 207230/207261 co-relation queries the response was YES. Maximal size of possible extension queue 548. Compared 44587 event pairs, 498 based on Foata normal form. 4/4813 useless extension candidates. Maximal degree in co-relation 47603. Up to 2557 conditions per place. [2021-03-24 23:39:22,042 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 568 selfloop transitions, 191 changer transitions 1/767 dead transitions. [2021-03-24 23:39:22,043 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 498 places, 767 transitions, 27892 flow [2021-03-24 23:39:22,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:22,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:22,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:39:22,043 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:39:22,043 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:39:22,043 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:39:22,043 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:22,044 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:39:22,044 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:39:22,044 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:22,044 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:22,044 INFO L185 Difference]: Start difference. First operand has 492 places, 748 transitions, 26099 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:39:22,044 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 498 places, 767 transitions, 27892 flow [2021-03-24 23:39:23,134 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 496 places, 767 transitions, 27614 flow, removed 2 selfloop flow, removed 2 redundant places. [2021-03-24 23:39:23,152 INFO L241 Difference]: Finished difference. Result has 498 places, 747 transitions, 26155 flow [2021-03-24 23:39:23,153 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=25744, PETRI_DIFFERENCE_MINUEND_PLACES=490, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=746, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=189, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=555, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=26155, PETRI_PLACES=498, PETRI_TRANSITIONS=747} [2021-03-24 23:39:23,153 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 475 predicate places. [2021-03-24 23:39:23,153 INFO L480 AbstractCegarLoop]: Abstraction has has 498 places, 747 transitions, 26155 flow [2021-03-24 23:39:23,153 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:23,153 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:23,153 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:23,153 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2021-03-24 23:39:23,153 INFO L428 AbstractCegarLoop]: === Iteration 122 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:23,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:23,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1484987873, now seen corresponding path program 52 times [2021-03-24 23:39:23,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:23,154 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644087984] [2021-03-24 23:39:23,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:23,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:23,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:23,166 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-03-24 23:39:23,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:39:23,173 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-03-24 23:39:23,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:39:23,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:39:23,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:23,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:23,197 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644087984] [2021-03-24 23:39:23,197 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1321382459] [2021-03-24 23:39:23,197 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 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:39:23,221 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:39:23,221 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:39:23,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:39:23,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:39:23,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,226 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:39:23,226 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:39:23,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:23,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:23,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:23,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:23,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:23,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:23,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:23,235 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:39:23,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:39:23,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:23,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:39:23,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:39:23,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,237 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:39:23,238 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:23,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,239 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:39:23,240 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:23,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,241 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:39:23,241 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:39:23,241 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:39:23,241 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:39:23,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:23,251 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 23:39:23,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:39:23,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:23,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:39:23,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:39:23,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,253 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:39:23,253 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:23,254 INFO L142 QuantifierPusher]: treesize reduction 11, result has 79.2 percent of original size [2021-03-24 23:39:23,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:23,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:39:23,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:39:23,266 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-24 23:39:23,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:23,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:23,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:23,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:23,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:23,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:23,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:23,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:23,280 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:39:23,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:23,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:23,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:39:23,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:23,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:23,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:23,283 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:39:23,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:23,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:23,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:23,288 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:39:23,288 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2021-03-24 23:39:23,288 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716410996] [2021-03-24 23:39:23,288 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:23,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:23,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:23,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:39:23,288 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:23,288 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 498 places, 747 transitions, 26155 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:23,289 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:23,289 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:23,289 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:24,776 INFO L129 PetriNetUnfolder]: 2088/4807 cut-off events. [2021-03-24 23:39:24,776 INFO L130 PetriNetUnfolder]: For 208917/208970 co-relation queries the response was YES. [2021-03-24 23:39:24,843 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47873 conditions, 4807 events. 2088/4807 cut-off events. For 208917/208970 co-relation queries the response was YES. Maximal size of possible extension queue 542. Compared 44515 event pairs, 419 based on Foata normal form. 8/4814 useless extension candidates. Maximal degree in co-relation 47576. Up to 2908 conditions per place. [2021-03-24 23:39:24,866 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 548 selfloop transitions, 218 changer transitions 1/774 dead transitions. [2021-03-24 23:39:24,866 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 504 places, 774 transitions, 28220 flow [2021-03-24 23:39:24,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:24,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:24,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:39:24,867 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:39:24,867 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:39:24,867 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:39:24,867 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:24,867 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:39:24,867 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:39:24,867 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:24,868 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:24,868 INFO L185 Difference]: Start difference. First operand has 498 places, 747 transitions, 26155 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:39:24,868 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 504 places, 774 transitions, 28220 flow [2021-03-24 23:39:26,010 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 499 places, 774 transitions, 27857 flow, removed 2 selfloop flow, removed 5 redundant places. [2021-03-24 23:39:26,028 INFO L241 Difference]: Finished difference. Result has 501 places, 751 transitions, 26433 flow [2021-03-24 23:39:26,029 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=25773, PETRI_DIFFERENCE_MINUEND_PLACES=493, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=746, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=213, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=532, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=26433, PETRI_PLACES=501, PETRI_TRANSITIONS=751} [2021-03-24 23:39:26,029 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 478 predicate places. [2021-03-24 23:39:26,029 INFO L480 AbstractCegarLoop]: Abstraction has has 501 places, 751 transitions, 26433 flow [2021-03-24 23:39:26,029 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:26,029 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:26,029 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:26,250 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193,32 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:39:26,250 INFO L428 AbstractCegarLoop]: === Iteration 123 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:26,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:26,250 INFO L82 PathProgramCache]: Analyzing trace with hash 88194987, now seen corresponding path program 52 times [2021-03-24 23:39:26,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:26,250 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469398842] [2021-03-24 23:39:26,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:26,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:26,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:26,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:26,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:26,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:26,263 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:39:26,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:39:26,271 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:39:26,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:39:26,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:26,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:26,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:26,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:26,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:26,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:26,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:26,291 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469398842] [2021-03-24 23:39:26,291 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:26,291 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:39:26,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932806666] [2021-03-24 23:39:26,291 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:26,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:26,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:26,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:39:26,292 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:26,292 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 501 places, 751 transitions, 26433 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:26,292 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:26,292 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:26,292 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:27,855 INFO L129 PetriNetUnfolder]: 2086/4756 cut-off events. [2021-03-24 23:39:27,855 INFO L130 PetriNetUnfolder]: For 210723/210776 co-relation queries the response was YES. [2021-03-24 23:39:27,924 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47836 conditions, 4756 events. 2086/4756 cut-off events. For 210723/210776 co-relation queries the response was YES. Maximal size of possible extension queue 541. Compared 43694 event pairs, 502 based on Foata normal form. 8/4763 useless extension candidates. Maximal degree in co-relation 47336. Up to 2547 conditions per place. [2021-03-24 23:39:27,948 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 571 selfloop transitions, 193 changer transitions 0/771 dead transitions. [2021-03-24 23:39:27,948 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 507 places, 771 transitions, 28298 flow [2021-03-24 23:39:27,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:27,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:27,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:39:27,949 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:39:27,949 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:39:27,949 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:39:27,949 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:27,949 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:39:27,949 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:39:27,949 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:27,949 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:27,949 INFO L185 Difference]: Start difference. First operand has 501 places, 751 transitions, 26433 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:39:27,949 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 507 places, 771 transitions, 28298 flow [2021-03-24 23:39:29,085 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 502 places, 771 transitions, 27914 flow, removed 2 selfloop flow, removed 5 redundant places. [2021-03-24 23:39:29,101 INFO L241 Difference]: Finished difference. Result has 504 places, 753 transitions, 26499 flow [2021-03-24 23:39:29,101 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=26051, PETRI_DIFFERENCE_MINUEND_PLACES=496, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=751, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=191, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=559, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=26499, PETRI_PLACES=504, PETRI_TRANSITIONS=753} [2021-03-24 23:39:29,101 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 481 predicate places. [2021-03-24 23:39:29,101 INFO L480 AbstractCegarLoop]: Abstraction has has 504 places, 753 transitions, 26499 flow [2021-03-24 23:39:29,101 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:29,101 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:29,101 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:29,101 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2021-03-24 23:39:29,101 INFO L428 AbstractCegarLoop]: === Iteration 124 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:29,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:29,102 INFO L82 PathProgramCache]: Analyzing trace with hash 385197125, now seen corresponding path program 53 times [2021-03-24 23:39:29,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:29,102 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897693473] [2021-03-24 23:39:29,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:29,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:29,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:29,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:29,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:29,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:29,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:29,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:39:29,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:29,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:39:29,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:29,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:39:29,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:29,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:29,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:29,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:29,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:29,155 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897693473] [2021-03-24 23:39:29,155 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:29,155 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:39:29,155 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268556001] [2021-03-24 23:39:29,155 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:29,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:29,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:29,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:39:29,156 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:29,156 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 504 places, 753 transitions, 26499 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:29,156 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:29,156 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:29,156 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:30,734 INFO L129 PetriNetUnfolder]: 2084/4749 cut-off events. [2021-03-24 23:39:30,734 INFO L130 PetriNetUnfolder]: For 210040/210093 co-relation queries the response was YES. [2021-03-24 23:39:30,797 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47776 conditions, 4749 events. 2084/4749 cut-off events. For 210040/210093 co-relation queries the response was YES. Maximal size of possible extension queue 538. Compared 43580 event pairs, 502 based on Foata normal form. 8/4756 useless extension candidates. Maximal degree in co-relation 47422. Up to 2547 conditions per place. [2021-03-24 23:39:30,819 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 567 selfloop transitions, 197 changer transitions 0/771 dead transitions. [2021-03-24 23:39:30,819 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 510 places, 771 transitions, 28341 flow [2021-03-24 23:39:30,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:30,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:30,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:39:30,819 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:39:30,820 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:39:30,820 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:39:30,820 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:30,820 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:39:30,820 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:30,820 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:30,820 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:30,820 INFO L185 Difference]: Start difference. First operand has 504 places, 753 transitions, 26499 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:39:30,820 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 510 places, 771 transitions, 28341 flow [2021-03-24 23:39:31,978 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 508 places, 771 transitions, 28055 flow, removed 5 selfloop flow, removed 2 redundant places. [2021-03-24 23:39:31,993 INFO L241 Difference]: Finished difference. Result has 509 places, 754 transitions, 26647 flow [2021-03-24 23:39:31,994 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=26216, PETRI_DIFFERENCE_MINUEND_PLACES=502, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=753, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=196, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=557, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=26647, PETRI_PLACES=509, PETRI_TRANSITIONS=754} [2021-03-24 23:39:31,994 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 486 predicate places. [2021-03-24 23:39:31,994 INFO L480 AbstractCegarLoop]: Abstraction has has 509 places, 754 transitions, 26647 flow [2021-03-24 23:39:31,994 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:31,994 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:31,994 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:31,994 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2021-03-24 23:39:31,994 INFO L428 AbstractCegarLoop]: === Iteration 125 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:31,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:31,994 INFO L82 PathProgramCache]: Analyzing trace with hash 132198791, now seen corresponding path program 54 times [2021-03-24 23:39:31,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:31,994 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724390187] [2021-03-24 23:39:31,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:32,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:32,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:32,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:32,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:32,007 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:39:32,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:39:32,015 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:39:32,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:39:32,022 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:39:32,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:32,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:32,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:32,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:32,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:32,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:32,036 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724390187] [2021-03-24 23:39:32,036 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:32,036 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:39:32,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829646814] [2021-03-24 23:39:32,036 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:32,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:32,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:32,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:39:32,037 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:32,037 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 509 places, 754 transitions, 26647 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:32,037 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:32,037 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:32,037 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:33,549 INFO L129 PetriNetUnfolder]: 2083/4739 cut-off events. [2021-03-24 23:39:33,549 INFO L130 PetriNetUnfolder]: For 211708/211761 co-relation queries the response was YES. [2021-03-24 23:39:33,613 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47762 conditions, 4739 events. 2083/4739 cut-off events. For 211708/211761 co-relation queries the response was YES. Maximal size of possible extension queue 536. Compared 43456 event pairs, 497 based on Foata normal form. 6/4744 useless extension candidates. Maximal degree in co-relation 47476. Up to 2547 conditions per place. [2021-03-24 23:39:33,633 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 566 selfloop transitions, 198 changer transitions 0/771 dead transitions. [2021-03-24 23:39:33,634 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 514 places, 771 transitions, 28443 flow [2021-03-24 23:39:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:33,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:33,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:39:33,634 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:39:33,634 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:39:33,634 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:39:33,635 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:33,635 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:39:33,635 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:33,635 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:33,635 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:33,635 INFO L185 Difference]: Start difference. First operand has 509 places, 754 transitions, 26647 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:39:33,635 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 514 places, 771 transitions, 28443 flow [2021-03-24 23:39:34,845 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 509 places, 771 transitions, 28061 flow, removed 7 selfloop flow, removed 5 redundant places. [2021-03-24 23:39:34,860 INFO L241 Difference]: Finished difference. Result has 509 places, 754 transitions, 26656 flow [2021-03-24 23:39:34,860 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=26236, PETRI_DIFFERENCE_MINUEND_PLACES=503, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=753, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=197, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=556, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=26656, PETRI_PLACES=509, PETRI_TRANSITIONS=754} [2021-03-24 23:39:34,860 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 486 predicate places. [2021-03-24 23:39:34,861 INFO L480 AbstractCegarLoop]: Abstraction has has 509 places, 754 transitions, 26656 flow [2021-03-24 23:39:34,861 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:34,861 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:34,861 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:34,861 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2021-03-24 23:39:34,861 INFO L428 AbstractCegarLoop]: === Iteration 126 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:34,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:34,861 INFO L82 PathProgramCache]: Analyzing trace with hash -1653691827, now seen corresponding path program 55 times [2021-03-24 23:39:34,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:34,861 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323544807] [2021-03-24 23:39:34,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:34,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:34,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:34,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:34,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:34,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:34,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:39:34,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:34,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:39:34,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:34,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:34,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:34,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:34,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:34,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:34,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:34,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323544807] [2021-03-24 23:39:34,906 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:34,906 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:39:34,906 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016561632] [2021-03-24 23:39:34,906 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:34,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:34,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:34,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:39:34,906 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:34,907 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 509 places, 754 transitions, 26656 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:34,907 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:34,907 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:34,907 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:36,345 INFO L129 PetriNetUnfolder]: 2082/4729 cut-off events. [2021-03-24 23:39:36,345 INFO L130 PetriNetUnfolder]: For 211281/211334 co-relation queries the response was YES. [2021-03-24 23:39:36,417 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47646 conditions, 4729 events. 2082/4729 cut-off events. For 211281/211334 co-relation queries the response was YES. Maximal size of possible extension queue 534. Compared 43279 event pairs, 501 based on Foata normal form. 6/4734 useless extension candidates. Maximal degree in co-relation 47411. Up to 2547 conditions per place. [2021-03-24 23:39:36,438 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 570 selfloop transitions, 195 changer transitions 0/772 dead transitions. [2021-03-24 23:39:36,439 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 514 places, 772 transitions, 28468 flow [2021-03-24 23:39:36,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:36,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:36,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 149 transitions. [2021-03-24 23:39:36,439 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7339901477832512 [2021-03-24 23:39:36,439 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 149 transitions. [2021-03-24 23:39:36,439 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 149 transitions. [2021-03-24 23:39:36,440 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:36,440 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 149 transitions. [2021-03-24 23:39:36,440 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:39:36,440 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:36,440 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:36,440 INFO L185 Difference]: Start difference. First operand has 509 places, 754 transitions, 26656 flow. Second operand 7 states and 149 transitions. [2021-03-24 23:39:36,440 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 514 places, 772 transitions, 28468 flow [2021-03-24 23:39:37,530 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 507 places, 772 transitions, 28006 flow, removed 1 selfloop flow, removed 7 redundant places. [2021-03-24 23:39:37,547 INFO L241 Difference]: Finished difference. Result has 508 places, 755 transitions, 26611 flow [2021-03-24 23:39:37,548 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=26161, PETRI_DIFFERENCE_MINUEND_PLACES=501, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=753, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=193, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=559, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=26611, PETRI_PLACES=508, PETRI_TRANSITIONS=755} [2021-03-24 23:39:37,548 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 485 predicate places. [2021-03-24 23:39:37,548 INFO L480 AbstractCegarLoop]: Abstraction has has 508 places, 755 transitions, 26611 flow [2021-03-24 23:39:37,548 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:37,548 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:37,548 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:37,548 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2021-03-24 23:39:37,548 INFO L428 AbstractCegarLoop]: === Iteration 127 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:37,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:37,548 INFO L82 PathProgramCache]: Analyzing trace with hash 1890296285, now seen corresponding path program 53 times [2021-03-24 23:39:37,549 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:37,549 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133029863] [2021-03-24 23:39:37,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:37,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:37,560 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-24 23:39:37,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:39:37,568 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-24 23:39:37,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:39:37,578 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-24 23:39:37,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:39:37,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:37,593 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133029863] [2021-03-24 23:39:37,593 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1743941156] [2021-03-24 23:39:37,593 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 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:39:37,638 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:39:37,638 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:39:37,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:39:37,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:39:37,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,646 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:39:37,646 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:39:37,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,656 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:39:37,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:39:37,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:37,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:39:37,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:39:37,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,658 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:39:37,659 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:37,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,660 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:39:37,661 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:37,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,662 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:39:37,662 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:39:37,663 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:39:37,663 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:39:37,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:37,672 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 23:39:37,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:39:37,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:37,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:39:37,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:39:37,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,675 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:39:37,676 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:37,676 INFO L142 QuantifierPusher]: treesize reduction 11, result has 79.2 percent of original size [2021-03-24 23:39:37,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:39:37,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:39:37,689 INFO L142 QuantifierPusher]: treesize reduction 7, result has 63.2 percent of original size [2021-03-24 23:39:37,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:37,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:37,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:39:37,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:37,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:37,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:37,702 INFO L142 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size [2021-03-24 23:39:37,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:37,710 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:39:37,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:37,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:37,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:37,715 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:39:37,716 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2021-03-24 23:39:37,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875669248] [2021-03-24 23:39:37,716 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:37,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:37,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:37,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:39:37,716 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:37,716 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 508 places, 755 transitions, 26611 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:37,716 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:37,716 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:37,717 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:39,236 INFO L129 PetriNetUnfolder]: 2080/4750 cut-off events. [2021-03-24 23:39:39,237 INFO L130 PetriNetUnfolder]: For 209466/209519 co-relation queries the response was YES. [2021-03-24 23:39:39,302 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47590 conditions, 4750 events. 2080/4750 cut-off events. For 209466/209519 co-relation queries the response was YES. Maximal size of possible extension queue 530. Compared 43635 event pairs, 407 based on Foata normal form. 6/4755 useless extension candidates. Maximal degree in co-relation 47084. Up to 2890 conditions per place. [2021-03-24 23:39:39,324 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 551 selfloop transitions, 222 changer transitions 1/781 dead transitions. [2021-03-24 23:39:39,324 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 514 places, 781 transitions, 28650 flow [2021-03-24 23:39:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:39,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:39,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:39:39,324 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:39:39,324 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:39:39,325 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:39:39,325 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:39,325 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:39:39,325 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:39:39,325 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:39,325 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:39,325 INFO L185 Difference]: Start difference. First operand has 508 places, 755 transitions, 26611 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:39:39,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 514 places, 781 transitions, 28650 flow [2021-03-24 23:39:40,423 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 507 places, 781 transitions, 28233 flow, removed 3 selfloop flow, removed 7 redundant places. [2021-03-24 23:39:40,439 INFO L241 Difference]: Finished difference. Result has 508 places, 759 transitions, 26794 flow [2021-03-24 23:39:40,439 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=26162, PETRI_DIFFERENCE_MINUEND_PLACES=501, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=754, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=217, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=536, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=26794, PETRI_PLACES=508, PETRI_TRANSITIONS=759} [2021-03-24 23:39:40,439 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 485 predicate places. [2021-03-24 23:39:40,439 INFO L480 AbstractCegarLoop]: Abstraction has has 508 places, 759 transitions, 26794 flow [2021-03-24 23:39:40,439 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:40,439 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:40,440 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:40,641 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable201 [2021-03-24 23:39:40,641 INFO L428 AbstractCegarLoop]: === Iteration 128 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:40,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:40,642 INFO L82 PathProgramCache]: Analyzing trace with hash -2065456487, now seen corresponding path program 56 times [2021-03-24 23:39:40,642 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:40,642 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940742308] [2021-03-24 23:39:40,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:40,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:40,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:40,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:40,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:40,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:40,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:40,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:40,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:40,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:39:40,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:40,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:39:40,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:40,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:40,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:40,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:40,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:40,704 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940742308] [2021-03-24 23:39:40,704 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:40,704 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:39:40,704 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508412291] [2021-03-24 23:39:40,704 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:40,704 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:40,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:40,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:39:40,705 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:40,705 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 508 places, 759 transitions, 26794 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:40,705 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:40,705 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:40,705 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:42,134 INFO L129 PetriNetUnfolder]: 2078/4716 cut-off events. [2021-03-24 23:39:42,135 INFO L130 PetriNetUnfolder]: For 210806/210859 co-relation queries the response was YES. [2021-03-24 23:39:42,205 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47546 conditions, 4716 events. 2078/4716 cut-off events. For 210806/210859 co-relation queries the response was YES. Maximal size of possible extension queue 528. Compared 43055 event pairs, 496 based on Foata normal form. 6/4721 useless extension candidates. Maximal degree in co-relation 47045. Up to 2541 conditions per place. [2021-03-24 23:39:42,227 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 603 selfloop transitions, 178 changer transitions 0/788 dead transitions. [2021-03-24 23:39:42,227 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 514 places, 788 transitions, 28882 flow [2021-03-24 23:39:42,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:42,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:42,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:39:42,228 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:39:42,228 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:39:42,228 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:39:42,228 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:42,228 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:39:42,230 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:42,230 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:42,230 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:42,230 INFO L185 Difference]: Start difference. First operand has 508 places, 759 transitions, 26794 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:39:42,230 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 514 places, 788 transitions, 28882 flow [2021-03-24 23:39:43,355 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 510 places, 788 transitions, 28518 flow, removed 9 selfloop flow, removed 4 redundant places. [2021-03-24 23:39:43,375 INFO L241 Difference]: Finished difference. Result has 513 places, 770 transitions, 27143 flow [2021-03-24 23:39:43,375 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=26430, PETRI_DIFFERENCE_MINUEND_PLACES=504, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=759, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=167, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=585, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=27143, PETRI_PLACES=513, PETRI_TRANSITIONS=770} [2021-03-24 23:39:43,375 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 490 predicate places. [2021-03-24 23:39:43,376 INFO L480 AbstractCegarLoop]: Abstraction has has 513 places, 770 transitions, 27143 flow [2021-03-24 23:39:43,376 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:43,376 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:43,376 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:43,376 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2021-03-24 23:39:43,376 INFO L428 AbstractCegarLoop]: === Iteration 129 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:43,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:43,376 INFO L82 PathProgramCache]: Analyzing trace with hash 231086431, now seen corresponding path program 54 times [2021-03-24 23:39:43,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:43,376 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400853509] [2021-03-24 23:39:43,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:43,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:43,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:43,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:43,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:43,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:43,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:43,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:43,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:43,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:39:43,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:43,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:43,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:43,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:43,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:43,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:43,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:43,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400853509] [2021-03-24 23:39:43,413 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:43,413 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:39:43,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655147900] [2021-03-24 23:39:43,413 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:43,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:43,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:43,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:39:43,414 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:43,414 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 513 places, 770 transitions, 27143 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:43,414 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:43,414 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:43,414 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:44,948 INFO L129 PetriNetUnfolder]: 2077/4733 cut-off events. [2021-03-24 23:39:44,948 INFO L130 PetriNetUnfolder]: For 210597/210628 co-relation queries the response was YES. [2021-03-24 23:39:45,016 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47639 conditions, 4733 events. 2077/4733 cut-off events. For 210597/210628 co-relation queries the response was YES. Maximal size of possible extension queue 527. Compared 43359 event pairs, 408 based on Foata normal form. 1/4733 useless extension candidates. Maximal degree in co-relation 47117. Up to 2884 conditions per place. [2021-03-24 23:39:45,040 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 566 selfloop transitions, 215 changer transitions 2/790 dead transitions. [2021-03-24 23:39:45,040 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 519 places, 790 transitions, 29029 flow [2021-03-24 23:39:45,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:45,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:45,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 145 transitions. [2021-03-24 23:39:45,041 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7142857142857143 [2021-03-24 23:39:45,041 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 145 transitions. [2021-03-24 23:39:45,041 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 145 transitions. [2021-03-24 23:39:45,041 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:45,041 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 145 transitions. [2021-03-24 23:39:45,041 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:45,041 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:45,041 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:45,042 INFO L185 Difference]: Start difference. First operand has 513 places, 770 transitions, 27143 flow. Second operand 7 states and 145 transitions. [2021-03-24 23:39:45,042 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 519 places, 790 transitions, 29029 flow [2021-03-24 23:39:46,175 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 517 places, 790 transitions, 28807 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 23:39:46,191 INFO L241 Difference]: Finished difference. Result has 517 places, 768 transitions, 27281 flow [2021-03-24 23:39:46,192 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=26882, PETRI_DIFFERENCE_MINUEND_PLACES=511, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=769, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=215, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=554, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=27281, PETRI_PLACES=517, PETRI_TRANSITIONS=768} [2021-03-24 23:39:46,192 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 494 predicate places. [2021-03-24 23:39:46,192 INFO L480 AbstractCegarLoop]: Abstraction has has 517 places, 768 transitions, 27281 flow [2021-03-24 23:39:46,192 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:46,192 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:46,192 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:46,192 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2021-03-24 23:39:46,192 INFO L428 AbstractCegarLoop]: === Iteration 130 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:46,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:46,193 INFO L82 PathProgramCache]: Analyzing trace with hash -2143233207, now seen corresponding path program 57 times [2021-03-24 23:39:46,193 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:46,193 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667526762] [2021-03-24 23:39:46,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:46,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:46,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:46,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:46,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:39:46,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:46,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:39:46,226 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-03-24 23:39:46,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:46,232 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-24 23:39:46,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:39:46,240 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-24 23:39:46,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:39:46,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:46,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:46,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:46,247 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667526762] [2021-03-24 23:39:46,247 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:46,247 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:39:46,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655064451] [2021-03-24 23:39:46,248 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:46,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:46,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:46,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:39:46,248 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:39:46,248 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 517 places, 768 transitions, 27281 flow. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:39:46,248 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:46,248 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:39:46,248 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:47,895 INFO L129 PetriNetUnfolder]: 2075/4714 cut-off events. [2021-03-24 23:39:47,895 INFO L130 PetriNetUnfolder]: For 214365/214396 co-relation queries the response was YES. [2021-03-24 23:39:47,964 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47926 conditions, 4714 events. 2075/4714 cut-off events. For 214365/214396 co-relation queries the response was YES. Maximal size of possible extension queue 525. Compared 43055 event pairs, 491 based on Foata normal form. 2/4715 useless extension candidates. Maximal degree in co-relation 47400. Up to 2678 conditions per place. [2021-03-24 23:39:47,988 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 626 selfloop transitions, 161 changer transitions 0/793 dead transitions. [2021-03-24 23:39:47,988 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 522 places, 793 transitions, 29194 flow [2021-03-24 23:39:47,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:47,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:47,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 140 transitions. [2021-03-24 23:39:47,989 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6896551724137931 [2021-03-24 23:39:47,989 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 140 transitions. [2021-03-24 23:39:47,989 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 140 transitions. [2021-03-24 23:39:47,989 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:47,989 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 140 transitions. [2021-03-24 23:39:47,989 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.0) internal successors, (140), 7 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:47,990 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:47,990 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:47,990 INFO L185 Difference]: Start difference. First operand has 517 places, 768 transitions, 27281 flow. Second operand 7 states and 140 transitions. [2021-03-24 23:39:47,990 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 522 places, 793 transitions, 29194 flow [2021-03-24 23:39:49,110 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 518 places, 793 transitions, 28898 flow, removed 7 selfloop flow, removed 4 redundant places. [2021-03-24 23:39:49,129 INFO L241 Difference]: Finished difference. Result has 519 places, 771 transitions, 27432 flow [2021-03-24 23:39:49,130 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=26958, PETRI_DIFFERENCE_MINUEND_PLACES=512, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=767, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=157, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=606, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=27432, PETRI_PLACES=519, PETRI_TRANSITIONS=771} [2021-03-24 23:39:49,130 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 496 predicate places. [2021-03-24 23:39:49,130 INFO L480 AbstractCegarLoop]: Abstraction has has 519 places, 771 transitions, 27432 flow [2021-03-24 23:39:49,130 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:39:49,130 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:49,130 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:49,130 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2021-03-24 23:39:49,130 INFO L428 AbstractCegarLoop]: === Iteration 131 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:49,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:49,130 INFO L82 PathProgramCache]: Analyzing trace with hash 1776762537, now seen corresponding path program 55 times [2021-03-24 23:39:49,131 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:49,131 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092395333] [2021-03-24 23:39:49,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:49,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:49,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:39:49,172 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-03-24 23:39:49,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:39:49,191 INFO L142 QuantifierPusher]: treesize reduction 3, result has 72.7 percent of original size [2021-03-24 23:39:49,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:39:49,197 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:39:49,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:39:49,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:49,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092395333] [2021-03-24 23:39:49,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [34332270] [2021-03-24 23:39:49,207 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 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:39:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:49,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:39:49,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:39:49,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,247 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:39:49,247 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:39:49,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:49,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:49,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:49,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:49,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:49,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:49,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:49,256 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:39:49,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:39:49,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:49,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:39:49,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:39:49,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,272 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:39:49,273 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:49,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,275 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:39:49,275 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:49,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,277 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:39:49,277 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:39:49,277 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:39:49,278 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:39:49,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:49,287 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-24 23:39:49,288 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-03-24 23:39:49,288 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:39:49,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:49,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:39:49,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:39:49,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:49,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:49,297 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:39:49,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:39:49,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:39:49,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:39:49,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:39:49,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:39:49,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:39:49,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:39:49,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:39:49,306 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-24 23:39:49,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:49,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:39:49,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:39:49,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:39:49,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:49,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:49,319 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:39:49,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:49,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:49,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:49,325 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:39:49,325 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2021-03-24 23:39:49,325 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685107868] [2021-03-24 23:39:49,325 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:49,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:49,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:49,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-03-24 23:39:49,325 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:49,325 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 519 places, 771 transitions, 27432 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:49,326 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:49,326 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:49,326 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:50,879 INFO L129 PetriNetUnfolder]: 2093/4752 cut-off events. [2021-03-24 23:39:50,879 INFO L130 PetriNetUnfolder]: For 218364/218395 co-relation queries the response was YES. [2021-03-24 23:39:50,945 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48246 conditions, 4752 events. 2093/4752 cut-off events. For 218364/218395 co-relation queries the response was YES. Maximal size of possible extension queue 527. Compared 43421 event pairs, 397 based on Foata normal form. 2/4753 useless extension candidates. Maximal degree in co-relation 47720. Up to 2880 conditions per place. [2021-03-24 23:39:50,966 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 588 selfloop transitions, 208 changer transitions 1/804 dead transitions. [2021-03-24 23:39:50,966 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 525 places, 804 transitions, 29834 flow [2021-03-24 23:39:50,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:50,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:50,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:39:50,967 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:39:50,967 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:39:50,967 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:39:50,967 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:50,967 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:39:50,967 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:39:50,968 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:50,968 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:50,968 INFO L185 Difference]: Start difference. First operand has 519 places, 771 transitions, 27432 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:39:50,968 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 525 places, 804 transitions, 29834 flow [2021-03-24 23:39:52,119 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 523 places, 804 transitions, 29641 flow, removed 6 selfloop flow, removed 2 redundant places. [2021-03-24 23:39:52,135 INFO L241 Difference]: Finished difference. Result has 526 places, 778 transitions, 28166 flow [2021-03-24 23:39:52,135 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=27169, PETRI_DIFFERENCE_MINUEND_PLACES=517, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=769, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=199, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=561, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=28166, PETRI_PLACES=526, PETRI_TRANSITIONS=778} [2021-03-24 23:39:52,135 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 503 predicate places. [2021-03-24 23:39:52,136 INFO L480 AbstractCegarLoop]: Abstraction has has 526 places, 778 transitions, 28166 flow [2021-03-24 23:39:52,136 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:52,136 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:52,136 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:52,336 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:39:52,336 INFO L428 AbstractCegarLoop]: === Iteration 132 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:52,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:52,336 INFO L82 PathProgramCache]: Analyzing trace with hash -1368664859, now seen corresponding path program 58 times [2021-03-24 23:39:52,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:52,337 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134070356] [2021-03-24 23:39:52,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:52,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:52,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:52,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:52,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:52,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:39:52,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:52,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:39:52,371 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-03-24 23:39:52,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:52,378 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-24 23:39:52,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:39:52,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:52,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:52,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:52,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:52,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:52,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134070356] [2021-03-24 23:39:52,390 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:52,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:39:52,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453198590] [2021-03-24 23:39:52,390 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:52,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:52,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:52,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:39:52,391 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:39:52,391 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 526 places, 778 transitions, 28166 flow. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:39:52,391 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:52,391 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:39:52,391 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:54,037 INFO L129 PetriNetUnfolder]: 2092/4743 cut-off events. [2021-03-24 23:39:54,037 INFO L130 PetriNetUnfolder]: For 227117/227148 co-relation queries the response was YES. [2021-03-24 23:39:54,103 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48992 conditions, 4743 events. 2092/4743 cut-off events. For 227117/227148 co-relation queries the response was YES. Maximal size of possible extension queue 527. Compared 43290 event pairs, 494 based on Foata normal form. 1/4743 useless extension candidates. Maximal degree in co-relation 48508. Up to 2712 conditions per place. [2021-03-24 23:39:54,124 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 633 selfloop transitions, 157 changer transitions 1/797 dead transitions. [2021-03-24 23:39:54,125 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 532 places, 797 transitions, 29919 flow [2021-03-24 23:39:54,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:54,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:54,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 136 transitions. [2021-03-24 23:39:54,125 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6699507389162561 [2021-03-24 23:39:54,125 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 136 transitions. [2021-03-24 23:39:54,125 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 136 transitions. [2021-03-24 23:39:54,125 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:54,125 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 136 transitions. [2021-03-24 23:39:54,126 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:54,126 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:54,126 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:54,126 INFO L185 Difference]: Start difference. First operand has 526 places, 778 transitions, 28166 flow. Second operand 7 states and 136 transitions. [2021-03-24 23:39:54,126 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 532 places, 797 transitions, 29919 flow [2021-03-24 23:39:55,321 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 529 places, 797 transitions, 29583 flow, removed 3 selfloop flow, removed 3 redundant places. [2021-03-24 23:39:55,338 INFO L241 Difference]: Finished difference. Result has 529 places, 776 transitions, 28067 flow [2021-03-24 23:39:55,338 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=27781, PETRI_DIFFERENCE_MINUEND_PLACES=523, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=777, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=157, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=620, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=28067, PETRI_PLACES=529, PETRI_TRANSITIONS=776} [2021-03-24 23:39:55,338 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 506 predicate places. [2021-03-24 23:39:55,339 INFO L480 AbstractCegarLoop]: Abstraction has has 529 places, 776 transitions, 28067 flow [2021-03-24 23:39:55,339 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:39:55,339 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:55,339 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:55,339 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2021-03-24 23:39:55,339 INFO L428 AbstractCegarLoop]: === Iteration 133 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:55,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:55,339 INFO L82 PathProgramCache]: Analyzing trace with hash -804970135, now seen corresponding path program 56 times [2021-03-24 23:39:55,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:55,339 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485475940] [2021-03-24 23:39:55,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:55,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:55,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:55,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:55,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:55,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:55,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:39:55,375 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-03-24 23:39:55,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:39:55,387 INFO L142 QuantifierPusher]: treesize reduction 8, result has 63.6 percent of original size [2021-03-24 23:39:55,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:39:55,396 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:39:55,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:55,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:55,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:55,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:55,407 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485475940] [2021-03-24 23:39:55,407 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:55,407 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:39:55,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185428333] [2021-03-24 23:39:55,407 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:55,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:55,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:55,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:39:55,408 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:39:55,408 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 529 places, 776 transitions, 28067 flow. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:39:55,408 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:55,408 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:39:55,408 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:57,089 INFO L129 PetriNetUnfolder]: 2091/4728 cut-off events. [2021-03-24 23:39:57,089 INFO L130 PetriNetUnfolder]: For 224951/224982 co-relation queries the response was YES. [2021-03-24 23:39:57,155 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48929 conditions, 4728 events. 2091/4728 cut-off events. For 224951/224982 co-relation queries the response was YES. Maximal size of possible extension queue 526. Compared 43043 event pairs, 514 based on Foata normal form. 1/4728 useless extension candidates. Maximal degree in co-relation 48464. Up to 2708 conditions per place. [2021-03-24 23:39:57,176 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 619 selfloop transitions, 160 changer transitions 1/786 dead transitions. [2021-03-24 23:39:57,176 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 534 places, 786 transitions, 29692 flow [2021-03-24 23:39:57,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:57,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:57,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 132 transitions. [2021-03-24 23:39:57,176 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6502463054187192 [2021-03-24 23:39:57,176 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 132 transitions. [2021-03-24 23:39:57,176 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 132 transitions. [2021-03-24 23:39:57,176 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:57,177 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 132 transitions. [2021-03-24 23:39:57,177 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 18.857142857142858) internal successors, (132), 7 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:57,177 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:57,177 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:57,177 INFO L185 Difference]: Start difference. First operand has 529 places, 776 transitions, 28067 flow. Second operand 7 states and 132 transitions. [2021-03-24 23:39:57,177 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 534 places, 786 transitions, 29692 flow [2021-03-24 23:39:58,317 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 528 places, 786 transitions, 29372 flow, removed 1 selfloop flow, removed 6 redundant places. [2021-03-24 23:39:58,333 INFO L241 Difference]: Finished difference. Result has 528 places, 774 transitions, 27993 flow [2021-03-24 23:39:58,333 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=27702, PETRI_DIFFERENCE_MINUEND_PLACES=522, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=775, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=160, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=615, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=27993, PETRI_PLACES=528, PETRI_TRANSITIONS=774} [2021-03-24 23:39:58,333 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 505 predicate places. [2021-03-24 23:39:58,333 INFO L480 AbstractCegarLoop]: Abstraction has has 528 places, 774 transitions, 27993 flow [2021-03-24 23:39:58,333 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:39:58,333 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:39:58,333 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:39:58,333 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2021-03-24 23:39:58,333 INFO L428 AbstractCegarLoop]: === Iteration 134 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:39:58,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:39:58,334 INFO L82 PathProgramCache]: Analyzing trace with hash -1302815175, now seen corresponding path program 59 times [2021-03-24 23:39:58,334 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:39:58,334 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712881524] [2021-03-24 23:39:58,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:39:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:39:58,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:58,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:58,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:58,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:39:58,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:58,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:58,353 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:39:58,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:39:58,361 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:39:58,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:39:58,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:58,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:39:58,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:39:58,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:39:58,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:39:58,374 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712881524] [2021-03-24 23:39:58,374 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:39:58,374 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:39:58,374 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420793877] [2021-03-24 23:39:58,374 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:39:58,374 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:39:58,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:39:58,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:39:58,375 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:39:58,375 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 528 places, 774 transitions, 27993 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:58,375 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:39:58,375 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:39:58,375 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:39:59,835 INFO L129 PetriNetUnfolder]: 2089/4710 cut-off events. [2021-03-24 23:39:59,835 INFO L130 PetriNetUnfolder]: For 223975/224006 co-relation queries the response was YES. [2021-03-24 23:39:59,900 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48605 conditions, 4710 events. 2089/4710 cut-off events. For 223975/224006 co-relation queries the response was YES. Maximal size of possible extension queue 523. Compared 42712 event pairs, 501 based on Foata normal form. 4/4713 useless extension candidates. Maximal degree in co-relation 48004. Up to 2569 conditions per place. [2021-03-24 23:39:59,921 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 606 selfloop transitions, 180 changer transitions 0/793 dead transitions. [2021-03-24 23:39:59,921 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 533 places, 793 transitions, 29856 flow [2021-03-24 23:39:59,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:39:59,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:39:59,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:39:59,922 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:39:59,922 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:39:59,922 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:39:59,922 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:39:59,922 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:39:59,922 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:59,922 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:59,922 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:39:59,922 INFO L185 Difference]: Start difference. First operand has 528 places, 774 transitions, 27993 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:39:59,923 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 533 places, 793 transitions, 29856 flow [2021-03-24 23:40:01,011 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 530 places, 793 transitions, 29569 flow, removed 8 selfloop flow, removed 3 redundant places. [2021-03-24 23:40:01,026 INFO L241 Difference]: Finished difference. Result has 532 places, 777 transitions, 28187 flow [2021-03-24 23:40:01,027 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=27706, PETRI_DIFFERENCE_MINUEND_PLACES=524, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=774, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=177, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=596, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=28187, PETRI_PLACES=532, PETRI_TRANSITIONS=777} [2021-03-24 23:40:01,027 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 509 predicate places. [2021-03-24 23:40:01,027 INFO L480 AbstractCegarLoop]: Abstraction has has 532 places, 777 transitions, 28187 flow [2021-03-24 23:40:01,027 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:01,027 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:01,027 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:01,027 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2021-03-24 23:40:01,027 INFO L428 AbstractCegarLoop]: === Iteration 135 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:01,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:01,027 INFO L82 PathProgramCache]: Analyzing trace with hash -2078179741, now seen corresponding path program 60 times [2021-03-24 23:40:01,027 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:01,027 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33093521] [2021-03-24 23:40:01,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:01,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:01,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:01,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:01,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:40:01,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:01,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:01,043 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:40:01,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:40:01,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:01,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:40:01,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:01,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:01,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:01,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:01,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:01,063 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33093521] [2021-03-24 23:40:01,063 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:40:01,063 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:40:01,063 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906850195] [2021-03-24 23:40:01,063 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:40:01,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:01,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:40:01,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:40:01,063 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:40:01,064 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 532 places, 777 transitions, 28187 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:01,064 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:01,064 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:40:01,064 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:02,624 INFO L129 PetriNetUnfolder]: 2087/4699 cut-off events. [2021-03-24 23:40:02,624 INFO L130 PetriNetUnfolder]: For 224438/224469 co-relation queries the response was YES. [2021-03-24 23:40:02,689 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48611 conditions, 4699 events. 2087/4699 cut-off events. For 224438/224469 co-relation queries the response was YES. Maximal size of possible extension queue 521. Compared 42523 event pairs, 501 based on Foata normal form. 2/4700 useless extension candidates. Maximal degree in co-relation 48081. Up to 2569 conditions per place. [2021-03-24 23:40:02,709 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 609 selfloop transitions, 178 changer transitions 0/794 dead transitions. [2021-03-24 23:40:02,709 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 538 places, 794 transitions, 30002 flow [2021-03-24 23:40:02,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:02,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:02,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:40:02,710 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:40:02,710 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:40:02,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:40:02,710 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:02,710 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:40:02,710 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:40:02,710 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:02,710 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:02,710 INFO L185 Difference]: Start difference. First operand has 532 places, 777 transitions, 28187 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:40:02,710 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 538 places, 794 transitions, 30002 flow [2021-03-24 23:40:03,860 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 534 places, 794 transitions, 29730 flow, removed 3 selfloop flow, removed 4 redundant places. [2021-03-24 23:40:03,877 INFO L241 Difference]: Finished difference. Result has 535 places, 779 transitions, 28342 flow [2021-03-24 23:40:03,877 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=27886, PETRI_DIFFERENCE_MINUEND_PLACES=528, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=776, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=175, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=600, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=28342, PETRI_PLACES=535, PETRI_TRANSITIONS=779} [2021-03-24 23:40:03,877 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 512 predicate places. [2021-03-24 23:40:03,877 INFO L480 AbstractCegarLoop]: Abstraction has has 535 places, 779 transitions, 28342 flow [2021-03-24 23:40:03,877 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:03,877 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:03,877 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:03,877 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2021-03-24 23:40:03,878 INFO L428 AbstractCegarLoop]: === Iteration 136 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:03,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:03,878 INFO L82 PathProgramCache]: Analyzing trace with hash -1079429313, now seen corresponding path program 61 times [2021-03-24 23:40:03,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:03,878 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046052888] [2021-03-24 23:40:03,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:03,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:03,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:03,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:03,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:03,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:40:03,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:03,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:03,897 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:40:03,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:40:03,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:03,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:40:03,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:03,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:03,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:03,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:03,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:03,917 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046052888] [2021-03-24 23:40:03,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:40:03,917 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:40:03,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756762456] [2021-03-24 23:40:03,917 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:40:03,917 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:03,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:40:03,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:40:03,918 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:40:03,918 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 535 places, 779 transitions, 28342 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:03,918 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:03,918 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:40:03,918 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:05,437 INFO L129 PetriNetUnfolder]: 2086/4695 cut-off events. [2021-03-24 23:40:05,437 INFO L130 PetriNetUnfolder]: For 225474/225505 co-relation queries the response was YES. [2021-03-24 23:40:05,505 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48649 conditions, 4695 events. 2086/4695 cut-off events. For 225474/225505 co-relation queries the response was YES. Maximal size of possible extension queue 520. Compared 42555 event pairs, 500 based on Foata normal form. 1/4695 useless extension candidates. Maximal degree in co-relation 48191. Up to 2569 conditions per place. [2021-03-24 23:40:05,527 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 611 selfloop transitions, 174 changer transitions 1/793 dead transitions. [2021-03-24 23:40:05,527 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 541 places, 793 transitions, 30092 flow [2021-03-24 23:40:05,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:05,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:05,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:40:05,528 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:40:05,528 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:40:05,528 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:40:05,528 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:05,528 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:40:05,528 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:05,528 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:05,528 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:05,528 INFO L185 Difference]: Start difference. First operand has 535 places, 779 transitions, 28342 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:40:05,528 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 541 places, 793 transitions, 30092 flow [2021-03-24 23:40:06,706 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 534 places, 793 transitions, 29703 flow, removed 12 selfloop flow, removed 7 redundant places. [2021-03-24 23:40:06,723 INFO L241 Difference]: Finished difference. Result has 535 places, 778 transitions, 28277 flow [2021-03-24 23:40:06,723 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=27953, PETRI_DIFFERENCE_MINUEND_PLACES=528, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=779, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=174, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=605, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=28277, PETRI_PLACES=535, PETRI_TRANSITIONS=778} [2021-03-24 23:40:06,723 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 512 predicate places. [2021-03-24 23:40:06,723 INFO L480 AbstractCegarLoop]: Abstraction has has 535 places, 778 transitions, 28277 flow [2021-03-24 23:40:06,723 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:06,723 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:06,723 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:06,723 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2021-03-24 23:40:06,723 INFO L428 AbstractCegarLoop]: === Iteration 137 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:06,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:06,724 INFO L82 PathProgramCache]: Analyzing trace with hash 1206261503, now seen corresponding path program 62 times [2021-03-24 23:40:06,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:06,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112731378] [2021-03-24 23:40:06,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:06,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:06,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:06,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:06,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:40:06,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:06,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:06,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:06,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:40:06,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:06,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:40:06,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:06,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:06,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:06,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:06,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:06,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112731378] [2021-03-24 23:40:06,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:40:06,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:40:06,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028202336] [2021-03-24 23:40:06,787 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:40:06,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:06,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:40:06,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:40:06,788 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:40:06,788 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 535 places, 778 transitions, 28277 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:06,788 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:06,788 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:40:06,788 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:08,511 INFO L129 PetriNetUnfolder]: 2088/4686 cut-off events. [2021-03-24 23:40:08,511 INFO L130 PetriNetUnfolder]: For 226129/226160 co-relation queries the response was YES. [2021-03-24 23:40:08,583 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48598 conditions, 4686 events. 2088/4686 cut-off events. For 226129/226160 co-relation queries the response was YES. Maximal size of possible extension queue 518. Compared 42348 event pairs, 500 based on Foata normal form. 2/4687 useless extension candidates. Maximal degree in co-relation 48359. Up to 2573 conditions per place. [2021-03-24 23:40:08,608 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 611 selfloop transitions, 178 changer transitions 0/796 dead transitions. [2021-03-24 23:40:08,608 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 540 places, 796 transitions, 30124 flow [2021-03-24 23:40:08,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:08,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:08,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:40:08,609 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:40:08,609 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:40:08,609 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:40:08,609 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:08,609 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:40:08,609 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:40:08,609 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:08,609 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:08,609 INFO L185 Difference]: Start difference. First operand has 535 places, 778 transitions, 28277 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:40:08,609 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 540 places, 796 transitions, 30124 flow [2021-03-24 23:40:09,797 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 533 places, 796 transitions, 29804 flow, removed 2 selfloop flow, removed 7 redundant places. [2021-03-24 23:40:09,814 INFO L241 Difference]: Finished difference. Result has 534 places, 781 transitions, 28412 flow [2021-03-24 23:40:09,814 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=27927, PETRI_DIFFERENCE_MINUEND_PLACES=527, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=777, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=174, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=601, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=28412, PETRI_PLACES=534, PETRI_TRANSITIONS=781} [2021-03-24 23:40:09,814 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 511 predicate places. [2021-03-24 23:40:09,814 INFO L480 AbstractCegarLoop]: Abstraction has has 534 places, 781 transitions, 28412 flow [2021-03-24 23:40:09,814 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:09,814 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:09,814 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:09,814 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2021-03-24 23:40:09,814 INFO L428 AbstractCegarLoop]: === Iteration 138 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:09,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:09,814 INFO L82 PathProgramCache]: Analyzing trace with hash -1427557285, now seen corresponding path program 63 times [2021-03-24 23:40:09,815 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:09,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302381363] [2021-03-24 23:40:09,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:09,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:09,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:09,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:09,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:09,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:40:09,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:09,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:09,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:09,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:40:09,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:09,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:40:09,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:09,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:09,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:09,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:09,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:09,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302381363] [2021-03-24 23:40:09,856 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:40:09,856 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:40:09,856 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264950317] [2021-03-24 23:40:09,856 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:40:09,856 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:09,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:40:09,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:40:09,857 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:40:09,857 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 534 places, 781 transitions, 28412 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:09,857 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:09,857 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:40:09,857 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:11,359 INFO L129 PetriNetUnfolder]: 2087/4681 cut-off events. [2021-03-24 23:40:11,359 INFO L130 PetriNetUnfolder]: For 229196/229227 co-relation queries the response was YES. [2021-03-24 23:40:11,428 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48894 conditions, 4681 events. 2087/4681 cut-off events. For 229196/229227 co-relation queries the response was YES. Maximal size of possible extension queue 517. Compared 42213 event pairs, 500 based on Foata normal form. 1/4681 useless extension candidates. Maximal degree in co-relation 48249. Up to 2573 conditions per place. [2021-03-24 23:40:11,452 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 612 selfloop transitions, 174 changer transitions 1/794 dead transitions. [2021-03-24 23:40:11,452 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 540 places, 794 transitions, 30120 flow [2021-03-24 23:40:11,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:11,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:11,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:40:11,452 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:40:11,452 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:40:11,452 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:40:11,453 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:11,453 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:40:11,453 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:11,453 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:11,453 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:11,453 INFO L185 Difference]: Start difference. First operand has 534 places, 781 transitions, 28412 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:40:11,453 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 540 places, 794 transitions, 30120 flow [2021-03-24 23:40:12,649 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 537 places, 794 transitions, 29811 flow, removed 9 selfloop flow, removed 3 redundant places. [2021-03-24 23:40:12,665 INFO L241 Difference]: Finished difference. Result has 537 places, 779 transitions, 28380 flow [2021-03-24 23:40:12,666 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=28051, PETRI_DIFFERENCE_MINUEND_PLACES=531, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=780, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=174, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=606, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=28380, PETRI_PLACES=537, PETRI_TRANSITIONS=779} [2021-03-24 23:40:12,666 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 514 predicate places. [2021-03-24 23:40:12,666 INFO L480 AbstractCegarLoop]: Abstraction has has 537 places, 779 transitions, 28380 flow [2021-03-24 23:40:12,666 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:12,666 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:12,666 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:12,666 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2021-03-24 23:40:12,666 INFO L428 AbstractCegarLoop]: === Iteration 139 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:12,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:12,666 INFO L82 PathProgramCache]: Analyzing trace with hash -1931621989, now seen corresponding path program 64 times [2021-03-24 23:40:12,666 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:12,666 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094691953] [2021-03-24 23:40:12,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:12,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,673 INFO L142 QuantifierPusher]: treesize reduction 4, result has 60.0 percent of original size [2021-03-24 23:40:12,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:12,676 INFO L142 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size [2021-03-24 23:40:12,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:12,685 INFO L142 QuantifierPusher]: treesize reduction 8, result has 63.6 percent of original size [2021-03-24 23:40:12,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:40:12,697 INFO L142 QuantifierPusher]: treesize reduction 8, result has 50.0 percent of original size [2021-03-24 23:40:12,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:40:12,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:12,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:12,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:12,722 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094691953] [2021-03-24 23:40:12,722 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [909453587] [2021-03-24 23:40:12,722 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 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:40:12,747 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:40:12,747 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:40:12,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:40:12,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:40:12,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,753 INFO L147 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size 6 [2021-03-24 23:40:12,753 INFO L142 QuantifierPusher]: treesize reduction 3, result has 66.7 percent of original size [2021-03-24 23:40:12,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:12,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:12,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:12,755 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:40:12,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:40:12,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:12,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:40:12,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:40:12,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,757 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:12,758 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:12,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,758 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:12,759 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:12,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,764 INFO L147 QuantifierPusher]: treesize reduction 3, result has 72.7 percent of original size 8 [2021-03-24 23:40:12,764 INFO L147 QuantifierPusher]: treesize reduction 3, result has 80.0 percent of original size 12 [2021-03-24 23:40:12,765 INFO L142 QuantifierPusher]: treesize reduction 3, result has 80.0 percent of original size [2021-03-24 23:40:12,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:12,773 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-24 23:40:12,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:12,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:12,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:12,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:12,782 INFO L142 QuantifierPusher]: treesize reduction 8, result has 52.9 percent of original size [2021-03-24 23:40:12,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:40:12,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:12,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:40:12,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:40:12,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:12,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:12,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:12,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:12,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:12,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:12,790 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 23:40:12,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:40:12,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:12,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:40:12,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:40:12,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,792 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:12,792 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:12,793 INFO L142 QuantifierPusher]: treesize reduction 22, result has 46.3 percent of original size [2021-03-24 23:40:12,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-03-24 23:40:12,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:12,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:12,795 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:40:12,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:12,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:12,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:12,800 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:40:12,800 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 10 [2021-03-24 23:40:12,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471127170] [2021-03-24 23:40:12,800 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:40:12,800 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:12,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:40:12,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:40:12,800 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:40:12,800 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 537 places, 779 transitions, 28380 flow. Second operand has 10 states, 10 states have (on average 17.1) internal successors, (171), 10 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) [2021-03-24 23:40:12,800 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:12,800 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:40:12,801 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:14,478 INFO L129 PetriNetUnfolder]: 2221/5045 cut-off events. [2021-03-24 23:40:14,478 INFO L130 PetriNetUnfolder]: For 239074/239105 co-relation queries the response was YES. [2021-03-24 23:40:14,550 INFO L84 FinitePrefix]: Finished finitePrefix Result has 51827 conditions, 5045 events. 2221/5045 cut-off events. For 239074/239105 co-relation queries the response was YES. Maximal size of possible extension queue 554. Compared 46425 event pairs, 372 based on Foata normal form. 6/5050 useless extension candidates. Maximal degree in co-relation 51178. Up to 2893 conditions per place. [2021-03-24 23:40:14,574 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 687 selfloop transitions, 170 changer transitions 3/867 dead transitions. [2021-03-24 23:40:14,574 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 542 places, 867 transitions, 32165 flow [2021-03-24 23:40:14,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:14,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:14,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:40:14,575 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:40:14,575 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:40:14,575 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:40:14,575 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:14,575 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:40:14,575 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:40:14,575 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:14,576 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:14,576 INFO L185 Difference]: Start difference. First operand has 537 places, 779 transitions, 28380 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:40:14,576 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 542 places, 867 transitions, 32165 flow [2021-03-24 23:40:16,032 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 538 places, 867 transitions, 31832 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 23:40:16,049 INFO L241 Difference]: Finished difference. Result has 542 places, 813 transitions, 29631 flow [2021-03-24 23:40:16,049 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=28077, PETRI_DIFFERENCE_MINUEND_PLACES=532, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=779, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=136, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=618, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=29631, PETRI_PLACES=542, PETRI_TRANSITIONS=813} [2021-03-24 23:40:16,049 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 519 predicate places. [2021-03-24 23:40:16,049 INFO L480 AbstractCegarLoop]: Abstraction has has 542 places, 813 transitions, 29631 flow [2021-03-24 23:40:16,049 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 17.1) internal successors, (171), 10 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) [2021-03-24 23:40:16,049 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:16,049 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:16,250 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable218 [2021-03-24 23:40:16,250 INFO L428 AbstractCegarLoop]: === Iteration 140 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:16,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:16,250 INFO L82 PathProgramCache]: Analyzing trace with hash -1581125421, now seen corresponding path program 57 times [2021-03-24 23:40:16,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:16,250 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149056874] [2021-03-24 23:40:16,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:16,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:16,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:40:16,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:40:16,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:16,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:16,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:16,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:16,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149056874] [2021-03-24 23:40:16,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [923456593] [2021-03-24 23:40:16,285 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 [2021-03-24 23:40:16,311 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-24 23:40:16,311 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:40:16,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:40:16,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:40:16,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,317 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:40:16,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:16,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:16,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:16,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:16,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,331 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-03-24 23:40:16,332 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-24 23:40:16,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:16,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:40:16,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:40:16,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,333 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:16,334 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:16,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,336 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:16,336 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:16,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,337 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:40:16,338 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:40:16,338 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:40:16,338 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:40:16,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:16,349 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-24 23:40:16,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:16,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:16,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:16,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:16,365 INFO L142 QuantifierPusher]: treesize reduction 5, result has 70.6 percent of original size [2021-03-24 23:40:16,365 INFO L147 QuantifierPusher]: treesize reduction 3, result has 75.0 percent of original size 9 [2021-03-24 23:40:16,366 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-03-24 23:40:16,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:16,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:40:16,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:40:16,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:16,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:16,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:16,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:16,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:16,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:16,370 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-24 23:40:16,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:40:16,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:16,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:16,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:16,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:16,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:16,374 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:40:16,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:16,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:16,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:16,379 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:40:16,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-03-24 23:40:16,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705788905] [2021-03-24 23:40:16,379 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:40:16,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:16,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:40:16,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:40:16,380 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:40:16,380 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 542 places, 813 transitions, 29631 flow. Second operand has 10 states, 10 states have (on average 17.1) internal successors, (171), 10 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) [2021-03-24 23:40:16,380 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:16,380 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:40:16,380 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:18,231 INFO L129 PetriNetUnfolder]: 2239/5107 cut-off events. [2021-03-24 23:40:18,231 INFO L130 PetriNetUnfolder]: For 247755/247804 co-relation queries the response was YES. [2021-03-24 23:40:18,302 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53249 conditions, 5107 events. 2239/5107 cut-off events. For 247755/247804 co-relation queries the response was YES. Maximal size of possible extension queue 565. Compared 47433 event pairs, 530 based on Foata normal form. 4/5110 useless extension candidates. Maximal degree in co-relation 52606. Up to 2830 conditions per place. [2021-03-24 23:40:18,324 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 637 selfloop transitions, 208 changer transitions 1/853 dead transitions. [2021-03-24 23:40:18,325 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 548 places, 853 transitions, 32140 flow [2021-03-24 23:40:18,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:18,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:18,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:40:18,325 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:40:18,325 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:40:18,325 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:40:18,325 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:18,326 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:40:18,326 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:18,326 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:18,326 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:18,326 INFO L185 Difference]: Start difference. First operand has 542 places, 813 transitions, 29631 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:40:18,326 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 548 places, 853 transitions, 32140 flow [2021-03-24 23:40:19,667 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 547 places, 853 transitions, 32039 flow, removed 36 selfloop flow, removed 1 redundant places. [2021-03-24 23:40:19,684 INFO L241 Difference]: Finished difference. Result has 550 places, 821 transitions, 30256 flow [2021-03-24 23:40:19,685 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=29530, PETRI_DIFFERENCE_MINUEND_PLACES=541, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=813, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=200, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=608, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=30256, PETRI_PLACES=550, PETRI_TRANSITIONS=821} [2021-03-24 23:40:19,685 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 527 predicate places. [2021-03-24 23:40:19,685 INFO L480 AbstractCegarLoop]: Abstraction has has 550 places, 821 transitions, 30256 flow [2021-03-24 23:40:19,685 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 17.1) internal successors, (171), 10 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) [2021-03-24 23:40:19,685 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:19,685 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:19,885 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable222 [2021-03-24 23:40:19,885 INFO L428 AbstractCegarLoop]: === Iteration 141 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:19,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:19,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1936379157, now seen corresponding path program 65 times [2021-03-24 23:40:19,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:19,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558715274] [2021-03-24 23:40:19,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:19,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:19,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:19,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:19,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:19,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:19,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:19,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:19,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:19,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:19,915 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:40:19,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:19,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:19,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:19,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:19,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:19,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:19,932 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558715274] [2021-03-24 23:40:19,932 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:40:19,932 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:40:19,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218199354] [2021-03-24 23:40:19,932 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:40:19,932 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:19,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:40:19,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:40:19,933 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:40:19,933 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 550 places, 821 transitions, 30256 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:19,933 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:19,933 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:40:19,933 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:21,775 INFO L129 PetriNetUnfolder]: 2253/5112 cut-off events. [2021-03-24 23:40:21,775 INFO L130 PetriNetUnfolder]: For 253426/253475 co-relation queries the response was YES. [2021-03-24 23:40:21,839 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53803 conditions, 5112 events. 2253/5112 cut-off events. For 253426/253475 co-relation queries the response was YES. Maximal size of possible extension queue 565. Compared 47123 event pairs, 400 based on Foata normal form. 12/5123 useless extension candidates. Maximal degree in co-relation 53157. Up to 2942 conditions per place. [2021-03-24 23:40:21,861 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 690 selfloop transitions, 175 changer transitions 0/872 dead transitions. [2021-03-24 23:40:21,861 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 556 places, 872 transitions, 33040 flow [2021-03-24 23:40:21,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:21,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:21,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 151 transitions. [2021-03-24 23:40:21,862 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7438423645320197 [2021-03-24 23:40:21,862 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 151 transitions. [2021-03-24 23:40:21,862 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 151 transitions. [2021-03-24 23:40:21,862 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:21,862 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 151 transitions. [2021-03-24 23:40:21,862 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:21,862 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:21,862 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:21,862 INFO L185 Difference]: Start difference. First operand has 550 places, 821 transitions, 30256 flow. Second operand 7 states and 151 transitions. [2021-03-24 23:40:21,862 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 556 places, 872 transitions, 33040 flow [2021-03-24 23:40:23,172 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 553 places, 872 transitions, 32572 flow, removed 33 selfloop flow, removed 3 redundant places. [2021-03-24 23:40:23,195 INFO L241 Difference]: Finished difference. Result has 556 places, 837 transitions, 30696 flow [2021-03-24 23:40:23,195 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=29788, PETRI_DIFFERENCE_MINUEND_PLACES=547, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=821, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=159, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=650, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=30696, PETRI_PLACES=556, PETRI_TRANSITIONS=837} [2021-03-24 23:40:23,195 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 533 predicate places. [2021-03-24 23:40:23,196 INFO L480 AbstractCegarLoop]: Abstraction has has 556 places, 837 transitions, 30696 flow [2021-03-24 23:40:23,196 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:23,196 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:23,196 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:23,196 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2021-03-24 23:40:23,196 INFO L428 AbstractCegarLoop]: === Iteration 142 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:23,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:23,196 INFO L82 PathProgramCache]: Analyzing trace with hash 1148480071, now seen corresponding path program 66 times [2021-03-24 23:40:23,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:23,196 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544654585] [2021-03-24 23:40:23,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:23,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:23,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:23,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:23,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:23,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:23,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:23,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:23,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:23,216 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:40:23,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:23,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:23,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:23,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:23,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:23,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:23,229 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544654585] [2021-03-24 23:40:23,229 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:40:23,229 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:40:23,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509776083] [2021-03-24 23:40:23,229 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:40:23,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:23,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:40:23,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:40:23,230 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:40:23,230 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 556 places, 837 transitions, 30696 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:23,230 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:23,230 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:40:23,230 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:25,007 INFO L129 PetriNetUnfolder]: 2245/5062 cut-off events. [2021-03-24 23:40:25,007 INFO L130 PetriNetUnfolder]: For 250455/250504 co-relation queries the response was YES. [2021-03-24 23:40:25,082 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53516 conditions, 5062 events. 2245/5062 cut-off events. For 250455/250504 co-relation queries the response was YES. Maximal size of possible extension queue 560. Compared 46265 event pairs, 362 based on Foata normal form. 8/5069 useless extension candidates. Maximal degree in co-relation 52876. Up to 2207 conditions per place. [2021-03-24 23:40:25,107 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 636 selfloop transitions, 240 changer transitions 0/883 dead transitions. [2021-03-24 23:40:25,107 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 562 places, 883 transitions, 33329 flow [2021-03-24 23:40:25,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:25,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:25,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:40:25,108 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:40:25,108 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:40:25,108 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:40:25,108 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:25,108 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:40:25,108 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:25,108 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:25,108 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:25,108 INFO L185 Difference]: Start difference. First operand has 556 places, 837 transitions, 30696 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:40:25,108 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 562 places, 883 transitions, 33329 flow [2021-03-24 23:40:26,523 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 558 places, 883 transitions, 33046 flow, removed 11 selfloop flow, removed 4 redundant places. [2021-03-24 23:40:26,541 INFO L241 Difference]: Finished difference. Result has 561 places, 840 transitions, 31100 flow [2021-03-24 23:40:26,542 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=30362, PETRI_DIFFERENCE_MINUEND_PLACES=552, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=835, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=235, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=595, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=31100, PETRI_PLACES=561, PETRI_TRANSITIONS=840} [2021-03-24 23:40:26,542 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 538 predicate places. [2021-03-24 23:40:26,542 INFO L480 AbstractCegarLoop]: Abstraction has has 561 places, 840 transitions, 31100 flow [2021-03-24 23:40:26,542 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:26,542 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:26,542 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:26,542 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2021-03-24 23:40:26,542 INFO L428 AbstractCegarLoop]: === Iteration 143 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:26,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:26,542 INFO L82 PathProgramCache]: Analyzing trace with hash 1117199521, now seen corresponding path program 67 times [2021-03-24 23:40:26,543 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:26,543 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371650901] [2021-03-24 23:40:26,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:26,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:26,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:26,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:26,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:26,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:26,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:26,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:26,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:26,573 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:40:26,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:26,581 INFO L142 QuantifierPusher]: treesize reduction 4, result has 60.0 percent of original size [2021-03-24 23:40:26,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:26,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:26,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:26,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:26,588 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371650901] [2021-03-24 23:40:26,588 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:40:26,588 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:40:26,588 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080122090] [2021-03-24 23:40:26,589 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:40:26,589 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:26,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:40:26,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:40:26,589 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:40:26,589 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 561 places, 840 transitions, 31100 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:26,589 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:26,589 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:40:26,589 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:28,330 INFO L129 PetriNetUnfolder]: 2233/4996 cut-off events. [2021-03-24 23:40:28,331 INFO L130 PetriNetUnfolder]: For 254980/255029 co-relation queries the response was YES. [2021-03-24 23:40:28,404 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53486 conditions, 4996 events. 2233/4996 cut-off events. For 254980/255029 co-relation queries the response was YES. Maximal size of possible extension queue 554. Compared 45330 event pairs, 368 based on Foata normal form. 12/5007 useless extension candidates. Maximal degree in co-relation 52844. Up to 2207 conditions per place. [2021-03-24 23:40:28,427 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 637 selfloop transitions, 236 changer transitions 0/880 dead transitions. [2021-03-24 23:40:28,427 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 567 places, 880 transitions, 33542 flow [2021-03-24 23:40:28,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:28,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:28,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:40:28,428 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:40:28,428 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:40:28,428 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:40:28,428 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:28,428 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:40:28,428 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:28,428 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:28,428 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:28,428 INFO L185 Difference]: Start difference. First operand has 561 places, 840 transitions, 31100 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:40:28,428 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 567 places, 880 transitions, 33542 flow [2021-03-24 23:40:29,762 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 563 places, 880 transitions, 33100 flow, removed 3 selfloop flow, removed 4 redundant places. [2021-03-24 23:40:29,780 INFO L241 Difference]: Finished difference. Result has 564 places, 839 transitions, 31129 flow [2021-03-24 23:40:29,780 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=30573, PETRI_DIFFERENCE_MINUEND_PLACES=557, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=837, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=234, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=601, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=31129, PETRI_PLACES=564, PETRI_TRANSITIONS=839} [2021-03-24 23:40:29,780 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 541 predicate places. [2021-03-24 23:40:29,780 INFO L480 AbstractCegarLoop]: Abstraction has has 564 places, 839 transitions, 31129 flow [2021-03-24 23:40:29,780 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:29,780 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:29,780 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:29,780 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2021-03-24 23:40:29,780 INFO L428 AbstractCegarLoop]: === Iteration 144 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:29,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:29,781 INFO L82 PathProgramCache]: Analyzing trace with hash 1865076327, now seen corresponding path program 58 times [2021-03-24 23:40:29,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:29,781 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746637112] [2021-03-24 23:40:29,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:29,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:29,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:40:29,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:40:29,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:29,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:40:29,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:29,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:29,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746637112] [2021-03-24 23:40:29,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1981250077] [2021-03-24 23:40:29,821 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 [2021-03-24 23:40:29,846 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:40:29,846 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:40:29,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:40:29,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:40:29,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,852 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:40:29,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:29,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:29,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:29,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:29,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,866 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-03-24 23:40:29,866 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-24 23:40:29,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:29,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:40:29,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:40:29,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,868 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:29,869 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:29,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,871 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:29,871 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:29,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,873 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:40:29,873 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:40:29,873 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:40:29,874 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:40:29,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:29,883 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-24 23:40:29,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:29,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:29,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:29,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:29,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:29,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:29,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:29,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:29,895 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-24 23:40:29,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:40:29,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:29,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:40:29,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:40:29,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,897 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:29,897 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:29,898 INFO L142 QuantifierPusher]: treesize reduction 11, result has 70.3 percent of original size [2021-03-24 23:40:29,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:40:29,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:29,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:29,909 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:40:29,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:40:29,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:29,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:40:29,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:40:29,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:29,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:29,912 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:40:29,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:29,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:29,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:29,916 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:40:29,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2021-03-24 23:40:29,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820843108] [2021-03-24 23:40:29,917 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:40:29,917 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:29,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:40:29,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:40:29,917 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:40:29,917 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 564 places, 839 transitions, 31129 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:29,917 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:29,917 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:40:29,917 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:31,744 INFO L129 PetriNetUnfolder]: 2229/4978 cut-off events. [2021-03-24 23:40:31,744 INFO L130 PetriNetUnfolder]: For 255225/255274 co-relation queries the response was YES. [2021-03-24 23:40:31,820 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53420 conditions, 4978 events. 2229/4978 cut-off events. For 255225/255274 co-relation queries the response was YES. Maximal size of possible extension queue 550. Compared 45256 event pairs, 535 based on Foata normal form. 4/4981 useless extension candidates. Maximal degree in co-relation 52778. Up to 2800 conditions per place. [2021-03-24 23:40:31,844 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 642 selfloop transitions, 216 changer transitions 0/865 dead transitions. [2021-03-24 23:40:31,844 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 570 places, 865 transitions, 33256 flow [2021-03-24 23:40:31,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:31,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:31,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 153 transitions. [2021-03-24 23:40:31,845 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7536945812807881 [2021-03-24 23:40:31,845 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 153 transitions. [2021-03-24 23:40:31,845 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 153 transitions. [2021-03-24 23:40:31,845 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:31,845 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 153 transitions. [2021-03-24 23:40:31,845 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.857142857142858) internal successors, (153), 7 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:31,846 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:31,846 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:31,846 INFO L185 Difference]: Start difference. First operand has 564 places, 839 transitions, 31129 flow. Second operand 7 states and 153 transitions. [2021-03-24 23:40:31,846 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 570 places, 865 transitions, 33256 flow [2021-03-24 23:40:33,335 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 566 places, 865 transitions, 32797 flow, removed 6 selfloop flow, removed 4 redundant places. [2021-03-24 23:40:33,353 INFO L241 Difference]: Finished difference. Result has 567 places, 841 transitions, 31148 flow [2021-03-24 23:40:33,354 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=30616, PETRI_DIFFERENCE_MINUEND_PLACES=560, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=837, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=212, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=623, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=31148, PETRI_PLACES=567, PETRI_TRANSITIONS=841} [2021-03-24 23:40:33,354 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 544 predicate places. [2021-03-24 23:40:33,354 INFO L480 AbstractCegarLoop]: Abstraction has has 567 places, 841 transitions, 31148 flow [2021-03-24 23:40:33,354 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:33,354 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:33,354 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:33,554 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable228 [2021-03-24 23:40:33,555 INFO L428 AbstractCegarLoop]: === Iteration 145 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:33,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:33,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1776452907, now seen corresponding path program 59 times [2021-03-24 23:40:33,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:33,555 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401933571] [2021-03-24 23:40:33,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:33,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:40:33,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:40:33,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:33,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:40:33,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:33,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:33,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401933571] [2021-03-24 23:40:33,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1125164707] [2021-03-24 23:40:33,595 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:40:33,620 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:40:33,620 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:40:33,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:40:33,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:40:33,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,626 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:40:33,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:33,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:33,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:33,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:33,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,640 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-03-24 23:40:33,640 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-24 23:40:33,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:33,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:40:33,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:40:33,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,642 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:33,642 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:33,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,643 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:33,644 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:33,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,645 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:40:33,645 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:40:33,645 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:40:33,646 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:40:33,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:33,655 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-24 23:40:33,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:33,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:33,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:33,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:33,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:33,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:33,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:33,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:33,667 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-24 23:40:33,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:40:33,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:33,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:40:33,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:40:33,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,669 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:33,670 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:33,670 INFO L142 QuantifierPusher]: treesize reduction 11, result has 70.3 percent of original size [2021-03-24 23:40:33,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:40:33,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:33,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:33,685 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:40:33,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:40:33,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:33,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:40:33,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:40:33,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:33,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:33,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:33,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:33,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:33,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:33,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:33,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:33,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:33,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:33,692 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:40:33,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:33,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:33,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:33,695 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:40:33,695 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2021-03-24 23:40:33,695 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63859998] [2021-03-24 23:40:33,695 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:40:33,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:33,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:40:33,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:40:33,696 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:40:33,696 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 567 places, 841 transitions, 31148 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:33,696 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:33,696 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:40:33,696 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:35,484 INFO L129 PetriNetUnfolder]: 2221/4956 cut-off events. [2021-03-24 23:40:35,484 INFO L130 PetriNetUnfolder]: For 253445/253494 co-relation queries the response was YES. [2021-03-24 23:40:35,557 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53155 conditions, 4956 events. 2221/4956 cut-off events. For 253445/253494 co-relation queries the response was YES. Maximal size of possible extension queue 547. Compared 45013 event pairs, 533 based on Foata normal form. 8/4963 useless extension candidates. Maximal degree in co-relation 52507. Up to 2800 conditions per place. [2021-03-24 23:40:35,581 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 636 selfloop transitions, 218 changer transitions 0/861 dead transitions. [2021-03-24 23:40:35,582 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 573 places, 861 transitions, 33144 flow [2021-03-24 23:40:35,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:35,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:35,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 153 transitions. [2021-03-24 23:40:35,582 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7536945812807881 [2021-03-24 23:40:35,582 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 153 transitions. [2021-03-24 23:40:35,582 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 153 transitions. [2021-03-24 23:40:35,582 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:35,582 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 153 transitions. [2021-03-24 23:40:35,583 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.857142857142858) internal successors, (153), 7 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:35,583 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:35,583 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:35,583 INFO L185 Difference]: Start difference. First operand has 567 places, 841 transitions, 31148 flow. Second operand 7 states and 153 transitions. [2021-03-24 23:40:35,583 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 573 places, 861 transitions, 33144 flow [2021-03-24 23:40:37,017 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 568 places, 861 transitions, 32559 flow, removed 6 selfloop flow, removed 5 redundant places. [2021-03-24 23:40:37,035 INFO L241 Difference]: Finished difference. Result has 568 places, 840 transitions, 30973 flow [2021-03-24 23:40:37,036 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=30537, PETRI_DIFFERENCE_MINUEND_PLACES=562, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=840, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=218, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=622, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=30973, PETRI_PLACES=568, PETRI_TRANSITIONS=840} [2021-03-24 23:40:37,036 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 545 predicate places. [2021-03-24 23:40:37,036 INFO L480 AbstractCegarLoop]: Abstraction has has 568 places, 840 transitions, 30973 flow [2021-03-24 23:40:37,036 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:37,036 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:37,036 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:37,236 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable232 [2021-03-24 23:40:37,237 INFO L428 AbstractCegarLoop]: === Iteration 146 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:37,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:37,237 INFO L82 PathProgramCache]: Analyzing trace with hash 2022220751, now seen corresponding path program 68 times [2021-03-24 23:40:37,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:37,237 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610451767] [2021-03-24 23:40:37,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:37,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:37,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:37,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:37,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:37,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:37,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:37,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:37,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:37,253 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:40:37,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:37,262 INFO L142 QuantifierPusher]: treesize reduction 4, result has 60.0 percent of original size [2021-03-24 23:40:37,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:37,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:37,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:37,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:37,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610451767] [2021-03-24 23:40:37,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:40:37,268 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:40:37,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982397133] [2021-03-24 23:40:37,268 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:40:37,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:37,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:40:37,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:40:37,269 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:40:37,269 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 568 places, 840 transitions, 30973 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:37,269 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:37,269 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:40:37,269 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:39,069 INFO L129 PetriNetUnfolder]: 2211/4884 cut-off events. [2021-03-24 23:40:39,069 INFO L130 PetriNetUnfolder]: For 249437/249490 co-relation queries the response was YES. [2021-03-24 23:40:39,133 INFO L84 FinitePrefix]: Finished finitePrefix Result has 52666 conditions, 4884 events. 2211/4884 cut-off events. For 249437/249490 co-relation queries the response was YES. Maximal size of possible extension queue 541. Compared 43677 event pairs, 323 based on Foata normal form. 10/4893 useless extension candidates. Maximal degree in co-relation 52020. Up to 1957 conditions per place. [2021-03-24 23:40:39,156 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 630 selfloop transitions, 248 changer transitions 0/885 dead transitions. [2021-03-24 23:40:39,156 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 574 places, 885 transitions, 33685 flow [2021-03-24 23:40:39,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:39,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:39,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:40:39,157 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:40:39,157 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:40:39,157 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:40:39,157 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:39,157 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:40:39,157 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:39,158 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:39,158 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:39,158 INFO L185 Difference]: Start difference. First operand has 568 places, 840 transitions, 30973 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:40:39,158 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 574 places, 885 transitions, 33685 flow [2021-03-24 23:40:40,468 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 570 places, 885 transitions, 33240 flow, removed 15 selfloop flow, removed 4 redundant places. [2021-03-24 23:40:40,486 INFO L241 Difference]: Finished difference. Result has 572 places, 847 transitions, 31392 flow [2021-03-24 23:40:40,486 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=30470, PETRI_DIFFERENCE_MINUEND_PLACES=564, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=838, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=239, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=590, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=31392, PETRI_PLACES=572, PETRI_TRANSITIONS=847} [2021-03-24 23:40:40,486 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 549 predicate places. [2021-03-24 23:40:40,486 INFO L480 AbstractCegarLoop]: Abstraction has has 572 places, 847 transitions, 31392 flow [2021-03-24 23:40:40,486 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:40,486 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:40,487 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:40,487 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2021-03-24 23:40:40,487 INFO L428 AbstractCegarLoop]: === Iteration 147 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:40,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:40,487 INFO L82 PathProgramCache]: Analyzing trace with hash 1990940201, now seen corresponding path program 69 times [2021-03-24 23:40:40,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:40,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510554647] [2021-03-24 23:40:40,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:40,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:40,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:40,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:40,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:40,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:40,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:40,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:40,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:40,505 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:40:40,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:40,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:40,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:40,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:40,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:40,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:40,518 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510554647] [2021-03-24 23:40:40,518 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:40:40,518 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:40:40,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643589094] [2021-03-24 23:40:40,519 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:40:40,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:40,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:40:40,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:40:40,519 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:40:40,519 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 572 places, 847 transitions, 31392 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:40,519 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:40,519 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:40:40,519 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:42,225 INFO L129 PetriNetUnfolder]: 2203/4834 cut-off events. [2021-03-24 23:40:42,225 INFO L130 PetriNetUnfolder]: For 252117/252170 co-relation queries the response was YES. [2021-03-24 23:40:42,298 INFO L84 FinitePrefix]: Finished finitePrefix Result has 52645 conditions, 4834 events. 2203/4834 cut-off events. For 252117/252170 co-relation queries the response was YES. Maximal size of possible extension queue 535. Compared 42950 event pairs, 322 based on Foata normal form. 8/4841 useless extension candidates. Maximal degree in co-relation 52000. Up to 1957 conditions per place. [2021-03-24 23:40:42,321 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 632 selfloop transitions, 246 changer transitions 0/885 dead transitions. [2021-03-24 23:40:42,321 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 578 places, 885 transitions, 33823 flow [2021-03-24 23:40:42,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:42,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:42,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:40:42,321 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:40:42,321 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:40:42,321 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:40:42,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:42,322 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:40:42,322 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:42,322 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:42,322 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:42,322 INFO L185 Difference]: Start difference. First operand has 572 places, 847 transitions, 31392 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:40:42,322 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 578 places, 885 transitions, 33823 flow [2021-03-24 23:40:43,602 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 575 places, 885 transitions, 33400 flow, removed 11 selfloop flow, removed 3 redundant places. [2021-03-24 23:40:43,621 INFO L241 Difference]: Finished difference. Result has 575 places, 845 transitions, 31393 flow [2021-03-24 23:40:43,621 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=30901, PETRI_DIFFERENCE_MINUEND_PLACES=569, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=845, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=246, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=599, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=31393, PETRI_PLACES=575, PETRI_TRANSITIONS=845} [2021-03-24 23:40:43,621 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 552 predicate places. [2021-03-24 23:40:43,621 INFO L480 AbstractCegarLoop]: Abstraction has has 575 places, 845 transitions, 31393 flow [2021-03-24 23:40:43,621 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:43,621 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:43,621 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:43,621 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2021-03-24 23:40:43,621 INFO L428 AbstractCegarLoop]: === Iteration 148 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:43,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:43,622 INFO L82 PathProgramCache]: Analyzing trace with hash 681341847, now seen corresponding path program 60 times [2021-03-24 23:40:43,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:43,622 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708367499] [2021-03-24 23:40:43,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:43,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:43,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:40:43,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:40:43,666 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-03-24 23:40:43,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:40:43,678 INFO L142 QuantifierPusher]: treesize reduction 8, result has 63.6 percent of original size [2021-03-24 23:40:43,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:40:43,686 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-24 23:40:43,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:40:43,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:43,693 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708367499] [2021-03-24 23:40:43,693 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [687198535] [2021-03-24 23:40:43,694 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 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:40:43,719 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-24 23:40:43,719 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:40:43,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:40:43,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:40:43,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,725 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:40:43,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:43,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:43,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:43,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:43,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,751 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-03-24 23:40:43,751 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-24 23:40:43,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:43,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:40:43,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:40:43,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,753 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:43,754 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:43,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,756 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:43,756 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:43,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,757 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:40:43,758 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:40:43,758 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:40:43,758 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:40:43,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:43,771 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-24 23:40:43,771 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-03-24 23:40:43,772 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:40:43,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:43,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:40:43,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:43,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:43,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:43,784 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:40:43,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:40:43,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:43,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:40:43,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:40:43,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,787 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:43,788 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:43,788 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-03-24 23:40:43,789 INFO L147 QuantifierPusher]: treesize reduction 2, result has 66.7 percent of original size 4 [2021-03-24 23:40:43,790 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:40:43,790 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:40:43,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:40:43,804 INFO L142 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size [2021-03-24 23:40:43,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:43,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:43,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:43,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:43,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:43,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:43,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:43,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:43,820 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:40:43,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:43,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:43,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:43,827 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:40:43,827 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2021-03-24 23:40:43,827 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208273086] [2021-03-24 23:40:43,827 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:40:43,827 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:43,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:40:43,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-03-24 23:40:43,827 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:40:43,827 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 575 places, 845 transitions, 31393 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:43,828 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:43,828 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:40:43,828 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:45,569 INFO L129 PetriNetUnfolder]: 2217/4895 cut-off events. [2021-03-24 23:40:45,570 INFO L130 PetriNetUnfolder]: For 254776/254829 co-relation queries the response was YES. [2021-03-24 23:40:45,641 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53131 conditions, 4895 events. 2217/4895 cut-off events. For 254776/254829 co-relation queries the response was YES. Maximal size of possible extension queue 542. Compared 43980 event pairs, 512 based on Foata normal form. 4/4898 useless extension candidates. Maximal degree in co-relation 52459. Up to 2754 conditions per place. [2021-03-24 23:40:45,664 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 673 selfloop transitions, 201 changer transitions 0/881 dead transitions. [2021-03-24 23:40:45,664 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 581 places, 881 transitions, 33921 flow [2021-03-24 23:40:45,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:45,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:45,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 149 transitions. [2021-03-24 23:40:45,665 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7339901477832512 [2021-03-24 23:40:45,665 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 149 transitions. [2021-03-24 23:40:45,665 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 149 transitions. [2021-03-24 23:40:45,665 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:45,665 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 149 transitions. [2021-03-24 23:40:45,665 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:40:45,666 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:45,666 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:45,666 INFO L185 Difference]: Start difference. First operand has 575 places, 845 transitions, 31393 flow. Second operand 7 states and 149 transitions. [2021-03-24 23:40:45,666 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 581 places, 881 transitions, 33921 flow [2021-03-24 23:40:46,999 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 577 places, 881 transitions, 33448 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 23:40:47,017 INFO L241 Difference]: Finished difference. Result has 580 places, 855 transitions, 31738 flow [2021-03-24 23:40:47,017 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=30920, PETRI_DIFFERENCE_MINUEND_PLACES=571, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=845, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=191, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=644, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=31738, PETRI_PLACES=580, PETRI_TRANSITIONS=855} [2021-03-24 23:40:47,017 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 557 predicate places. [2021-03-24 23:40:47,017 INFO L480 AbstractCegarLoop]: Abstraction has has 580 places, 855 transitions, 31738 flow [2021-03-24 23:40:47,017 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:47,017 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:47,017 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:47,217 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable238 [2021-03-24 23:40:47,218 INFO L428 AbstractCegarLoop]: === Iteration 149 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:47,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:47,218 INFO L82 PathProgramCache]: Analyzing trace with hash 651852279, now seen corresponding path program 61 times [2021-03-24 23:40:47,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:47,218 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283669901] [2021-03-24 23:40:47,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:47,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:47,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:47,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:47,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:40:47,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:47,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:40:47,262 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-03-24 23:40:47,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:40:47,277 INFO L142 QuantifierPusher]: treesize reduction 8, result has 63.6 percent of original size [2021-03-24 23:40:47,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:40:47,288 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:40:47,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:47,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:47,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:47,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:47,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283669901] [2021-03-24 23:40:47,302 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:40:47,302 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:40:47,302 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289618183] [2021-03-24 23:40:47,302 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:40:47,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:47,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:40:47,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:40:47,302 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:40:47,302 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 580 places, 855 transitions, 31738 flow. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:40:47,303 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:47,303 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:40:47,303 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:49,225 INFO L129 PetriNetUnfolder]: 2216/4892 cut-off events. [2021-03-24 23:40:49,226 INFO L130 PetriNetUnfolder]: For 253979/254032 co-relation queries the response was YES. [2021-03-24 23:40:49,300 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53241 conditions, 4892 events. 2216/4892 cut-off events. For 253979/254032 co-relation queries the response was YES. Maximal size of possible extension queue 541. Compared 43982 event pairs, 531 based on Foata normal form. 1/4892 useless extension candidates. Maximal degree in co-relation 52574. Up to 2919 conditions per place. [2021-03-24 23:40:49,324 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 652 selfloop transitions, 211 changer transitions 1/870 dead transitions. [2021-03-24 23:40:49,324 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 586 places, 870 transitions, 33653 flow [2021-03-24 23:40:49,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:49,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:49,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 132 transitions. [2021-03-24 23:40:49,324 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6502463054187192 [2021-03-24 23:40:49,325 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 132 transitions. [2021-03-24 23:40:49,325 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 132 transitions. [2021-03-24 23:40:49,325 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:49,325 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 132 transitions. [2021-03-24 23:40:49,325 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 18.857142857142858) internal successors, (132), 7 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:49,325 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:49,325 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:49,325 INFO L185 Difference]: Start difference. First operand has 580 places, 855 transitions, 31738 flow. Second operand 7 states and 132 transitions. [2021-03-24 23:40:49,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 586 places, 870 transitions, 33653 flow [2021-03-24 23:40:50,808 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 584 places, 870 transitions, 33318 flow, removed 10 selfloop flow, removed 2 redundant places. [2021-03-24 23:40:50,826 INFO L241 Difference]: Finished difference. Result has 585 places, 854 transitions, 31792 flow [2021-03-24 23:40:50,826 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=31365, PETRI_DIFFERENCE_MINUEND_PLACES=578, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=854, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=211, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=643, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=31792, PETRI_PLACES=585, PETRI_TRANSITIONS=854} [2021-03-24 23:40:50,826 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 562 predicate places. [2021-03-24 23:40:50,826 INFO L480 AbstractCegarLoop]: Abstraction has has 585 places, 854 transitions, 31792 flow [2021-03-24 23:40:50,827 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:40:50,827 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:50,827 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:50,827 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2021-03-24 23:40:50,827 INFO L428 AbstractCegarLoop]: === Iteration 150 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:50,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:50,827 INFO L82 PathProgramCache]: Analyzing trace with hash -1489066929, now seen corresponding path program 62 times [2021-03-24 23:40:50,827 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:50,827 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143635351] [2021-03-24 23:40:50,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:50,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:50,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:50,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:50,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:40:50,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:50,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:40:50,846 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-03-24 23:40:50,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:40:50,857 INFO L142 QuantifierPusher]: treesize reduction 8, result has 63.6 percent of original size [2021-03-24 23:40:50,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:40:50,866 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:40:50,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:50,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:50,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:50,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:50,877 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143635351] [2021-03-24 23:40:50,877 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:40:50,877 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:40:50,877 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518959177] [2021-03-24 23:40:50,877 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:40:50,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:50,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:40:50,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:40:50,877 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:40:50,877 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 585 places, 854 transitions, 31792 flow. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:40:50,877 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:50,878 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:40:50,878 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:52,710 INFO L129 PetriNetUnfolder]: 2215/4881 cut-off events. [2021-03-24 23:40:52,711 INFO L130 PetriNetUnfolder]: For 254570/254623 co-relation queries the response was YES. [2021-03-24 23:40:52,786 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53218 conditions, 4881 events. 2215/4881 cut-off events. For 254570/254623 co-relation queries the response was YES. Maximal size of possible extension queue 541. Compared 43807 event pairs, 495 based on Foata normal form. 1/4881 useless extension candidates. Maximal degree in co-relation 52867. Up to 2919 conditions per place. [2021-03-24 23:40:52,810 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 649 selfloop transitions, 217 changer transitions 1/873 dead transitions. [2021-03-24 23:40:52,810 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 590 places, 873 transitions, 33800 flow [2021-03-24 23:40:52,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:52,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:52,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 131 transitions. [2021-03-24 23:40:52,810 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.645320197044335 [2021-03-24 23:40:52,811 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 131 transitions. [2021-03-24 23:40:52,811 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 131 transitions. [2021-03-24 23:40:52,811 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:52,811 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 131 transitions. [2021-03-24 23:40:52,811 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 18.714285714285715) internal successors, (131), 7 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:52,811 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:52,811 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:52,811 INFO L185 Difference]: Start difference. First operand has 585 places, 854 transitions, 31792 flow. Second operand 7 states and 131 transitions. [2021-03-24 23:40:52,811 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 590 places, 873 transitions, 33800 flow [2021-03-24 23:40:54,165 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 586 places, 873 transitions, 33380 flow, removed 2 selfloop flow, removed 4 redundant places. [2021-03-24 23:40:54,183 INFO L241 Difference]: Finished difference. Result has 586 places, 852 transitions, 31735 flow [2021-03-24 23:40:54,183 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=31332, PETRI_DIFFERENCE_MINUEND_PLACES=580, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=853, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=217, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=636, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=31735, PETRI_PLACES=586, PETRI_TRANSITIONS=852} [2021-03-24 23:40:54,183 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 563 predicate places. [2021-03-24 23:40:54,183 INFO L480 AbstractCegarLoop]: Abstraction has has 586 places, 852 transitions, 31735 flow [2021-03-24 23:40:54,183 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:40:54,183 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:54,184 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:54,184 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2021-03-24 23:40:54,184 INFO L428 AbstractCegarLoop]: === Iteration 151 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:54,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:54,184 INFO L82 PathProgramCache]: Analyzing trace with hash -1459577361, now seen corresponding path program 63 times [2021-03-24 23:40:54,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:54,184 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740107130] [2021-03-24 23:40:54,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:54,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:40:54,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:40:54,202 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-03-24 23:40:54,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:40:54,214 INFO L142 QuantifierPusher]: treesize reduction 8, result has 63.6 percent of original size [2021-03-24 23:40:54,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:40:54,222 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-24 23:40:54,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:40:54,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:54,229 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740107130] [2021-03-24 23:40:54,229 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [850579206] [2021-03-24 23:40:54,229 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 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:40:54,255 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-24 23:40:54,255 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:40:54,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:40:54,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:40:54,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,260 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:40:54,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:54,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:54,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:54,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:54,274 INFO L142 QuantifierPusher]: treesize reduction 5, result has 78.3 percent of original size [2021-03-24 23:40:54,275 INFO L147 QuantifierPusher]: treesize reduction 10, result has 44.4 percent of original size 8 [2021-03-24 23:40:54,275 INFO L142 QuantifierPusher]: treesize reduction 10, result has 47.4 percent of original size [2021-03-24 23:40:54,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:54,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:40:54,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:40:54,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:40:54,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:40:54,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,283 INFO L147 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size 10 [2021-03-24 23:40:54,283 INFO L142 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size [2021-03-24 23:40:54,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:54,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:54,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:54,293 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:40:54,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:40:54,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:54,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:40:54,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:40:54,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,296 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:54,297 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:54,297 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-03-24 23:40:54,298 INFO L147 QuantifierPusher]: treesize reduction 2, result has 66.7 percent of original size 4 [2021-03-24 23:40:54,299 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:40:54,299 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:40:54,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:40:54,312 INFO L142 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size [2021-03-24 23:40:54,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:54,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:54,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:54,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:54,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:54,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:54,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:54,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:54,328 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:40:54,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:54,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:54,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:54,334 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:40:54,334 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2021-03-24 23:40:54,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89250673] [2021-03-24 23:40:54,334 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:40:54,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:54,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:40:54,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2021-03-24 23:40:54,334 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:40:54,335 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 586 places, 852 transitions, 31735 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:54,335 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:54,335 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:40:54,335 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:56,224 INFO L129 PetriNetUnfolder]: 2211/4852 cut-off events. [2021-03-24 23:40:56,224 INFO L130 PetriNetUnfolder]: For 254883/254936 co-relation queries the response was YES. [2021-03-24 23:40:56,296 INFO L84 FinitePrefix]: Finished finitePrefix Result has 52883 conditions, 4852 events. 2211/4852 cut-off events. For 254883/254936 co-relation queries the response was YES. Maximal size of possible extension queue 536. Compared 43346 event pairs, 489 based on Foata normal form. 4/4855 useless extension candidates. Maximal degree in co-relation 52552. Up to 2754 conditions per place. [2021-03-24 23:40:56,324 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 651 selfloop transitions, 218 changer transitions 0/876 dead transitions. [2021-03-24 23:40:56,324 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 591 places, 876 transitions, 33854 flow [2021-03-24 23:40:56,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:40:56,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:40:56,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:40:56,336 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:40:56,336 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:40:56,336 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:40:56,336 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:40:56,336 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:40:56,336 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:40:56,337 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:56,337 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:56,337 INFO L185 Difference]: Start difference. First operand has 586 places, 852 transitions, 31735 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:40:56,337 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 591 places, 876 transitions, 33854 flow [2021-03-24 23:40:57,696 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 586 places, 876 transitions, 33413 flow, removed 4 selfloop flow, removed 5 redundant places. [2021-03-24 23:40:57,714 INFO L241 Difference]: Finished difference. Result has 587 places, 852 transitions, 31729 flow [2021-03-24 23:40:57,715 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=31230, PETRI_DIFFERENCE_MINUEND_PLACES=580, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=850, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=216, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=632, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=31729, PETRI_PLACES=587, PETRI_TRANSITIONS=852} [2021-03-24 23:40:57,715 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 564 predicate places. [2021-03-24 23:40:57,715 INFO L480 AbstractCegarLoop]: Abstraction has has 587 places, 852 transitions, 31729 flow [2021-03-24 23:40:57,715 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:57,715 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:40:57,715 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:40:57,915 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable244 [2021-03-24 23:40:57,915 INFO L428 AbstractCegarLoop]: === Iteration 152 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:40:57,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:40:57,916 INFO L82 PathProgramCache]: Analyzing trace with hash -1061382345, now seen corresponding path program 64 times [2021-03-24 23:40:57,916 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:40:57,916 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254696142] [2021-03-24 23:40:57,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:40:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:40:57,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:57,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:57,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:57,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:40:57,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:57,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:40:57,961 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-03-24 23:40:57,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:40:57,978 INFO L142 QuantifierPusher]: treesize reduction 3, result has 72.7 percent of original size [2021-03-24 23:40:57,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:40:57,984 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:40:57,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:40:57,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:57,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:57,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:57,992 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254696142] [2021-03-24 23:40:57,992 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1926368463] [2021-03-24 23:40:57,992 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 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:40:58,030 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:40:58,030 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:40:58,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:40:58,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:40:58,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,035 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:40:58,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:58,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:58,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:58,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:40:58,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,051 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-03-24 23:40:58,051 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-24 23:40:58,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:58,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:40:58,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:40:58,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,052 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:58,053 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:58,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,054 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:40:58,054 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:58,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,055 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:40:58,056 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:40:58,056 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:40:58,056 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:40:58,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:40:58,066 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-24 23:40:58,066 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-03-24 23:40:58,067 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:40:58,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:58,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:40:58,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:58,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:58,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:58,076 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:40:58,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:58,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:58,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:58,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:58,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:58,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:58,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:58,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:58,086 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-24 23:40:58,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:40:58,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:40:58,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:40:58,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:40:58,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:58,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:40:58,097 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:40:58,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:40:58,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:40:58,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:40:58,102 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:40:58,102 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2021-03-24 23:40:58,102 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236086824] [2021-03-24 23:40:58,102 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:40:58,102 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:40:58,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:40:58,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2021-03-24 23:40:58,102 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:40:58,103 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 587 places, 852 transitions, 31729 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:40:58,103 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:40:58,103 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:40:58,103 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:40:59,922 INFO L129 PetriNetUnfolder]: 2229/4905 cut-off events. [2021-03-24 23:40:59,922 INFO L130 PetriNetUnfolder]: For 257546/257599 co-relation queries the response was YES. [2021-03-24 23:40:59,996 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53459 conditions, 4905 events. 2229/4905 cut-off events. For 257546/257599 co-relation queries the response was YES. Maximal size of possible extension queue 544. Compared 43952 event pairs, 511 based on Foata normal form. 2/4906 useless extension candidates. Maximal degree in co-relation 52831. Up to 2754 conditions per place. [2021-03-24 23:41:00,019 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 673 selfloop transitions, 209 changer transitions 0/889 dead transitions. [2021-03-24 23:41:00,020 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 593 places, 889 transitions, 34257 flow [2021-03-24 23:41:00,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:00,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:00,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:41:00,020 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:41:00,020 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:41:00,020 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:41:00,020 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:00,020 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:41:00,021 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:41:00,021 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:00,021 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:00,021 INFO L185 Difference]: Start difference. First operand has 587 places, 852 transitions, 31729 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:41:00,021 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 593 places, 889 transitions, 34257 flow [2021-03-24 23:41:01,490 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 587 places, 889 transitions, 33758 flow, removed 19 selfloop flow, removed 6 redundant places. [2021-03-24 23:41:01,508 INFO L241 Difference]: Finished difference. Result has 590 places, 859 transitions, 31962 flow [2021-03-24 23:41:01,509 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=31216, PETRI_DIFFERENCE_MINUEND_PLACES=581, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=851, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=201, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=642, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=31962, PETRI_PLACES=590, PETRI_TRANSITIONS=859} [2021-03-24 23:41:01,509 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 567 predicate places. [2021-03-24 23:41:01,509 INFO L480 AbstractCegarLoop]: Abstraction has has 590 places, 859 transitions, 31962 flow [2021-03-24 23:41:01,509 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:01,509 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:01,509 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:01,709 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable246 [2021-03-24 23:41:01,710 INFO L428 AbstractCegarLoop]: === Iteration 153 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:01,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:01,710 INFO L82 PathProgramCache]: Analyzing trace with hash 1092665743, now seen corresponding path program 65 times [2021-03-24 23:41:01,710 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:01,710 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610773795] [2021-03-24 23:41:01,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:01,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:01,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:41:01,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:41:01,729 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-03-24 23:41:01,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:41:01,746 INFO L142 QuantifierPusher]: treesize reduction 3, result has 72.7 percent of original size [2021-03-24 23:41:01,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:41:01,751 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:41:01,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:41:01,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:01,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610773795] [2021-03-24 23:41:01,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1696632012] [2021-03-24 23:41:01,760 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 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:41:01,792 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:41:01,792 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:41:01,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:41:01,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:41:01,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,799 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:41:01,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:41:01,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:41:01,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:41:01,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:41:01,815 INFO L142 QuantifierPusher]: treesize reduction 5, result has 78.3 percent of original size [2021-03-24 23:41:01,815 INFO L147 QuantifierPusher]: treesize reduction 10, result has 44.4 percent of original size 8 [2021-03-24 23:41:01,815 INFO L142 QuantifierPusher]: treesize reduction 10, result has 47.4 percent of original size [2021-03-24 23:41:01,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:41:01,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:41:01,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:41:01,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:41:01,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:41:01,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,824 INFO L147 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size 10 [2021-03-24 23:41:01,825 INFO L142 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size [2021-03-24 23:41:01,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:01,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:01,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:01,834 INFO L142 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-03-24 23:41:01,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:41:01,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:41:01,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:41:01,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:41:01,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:41:01,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:41:01,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:41:01,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:41:01,844 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-24 23:41:01,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:41:01,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:41:01,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:41:01,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:41:01,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:01,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:01,854 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:41:01,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:01,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:01,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:01,859 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:41:01,859 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2021-03-24 23:41:01,859 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808941229] [2021-03-24 23:41:01,859 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:41:01,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:01,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:41:01,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-03-24 23:41:01,859 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:41:01,859 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 590 places, 859 transitions, 31962 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:01,859 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:01,859 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:41:01,859 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:41:03,614 INFO L129 PetriNetUnfolder]: 2227/4893 cut-off events. [2021-03-24 23:41:03,614 INFO L130 PetriNetUnfolder]: For 259766/259819 co-relation queries the response was YES. [2021-03-24 23:41:03,687 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53718 conditions, 4893 events. 2227/4893 cut-off events. For 259766/259819 co-relation queries the response was YES. Maximal size of possible extension queue 542. Compared 43811 event pairs, 493 based on Foata normal form. 2/4894 useless extension candidates. Maximal degree in co-relation 53050. Up to 2754 conditions per place. [2021-03-24 23:41:03,712 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 655 selfloop transitions, 218 changer transitions 0/880 dead transitions. [2021-03-24 23:41:03,712 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 596 places, 880 transitions, 34018 flow [2021-03-24 23:41:03,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:03,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:03,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:41:03,712 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:41:03,712 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:41:03,713 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:41:03,713 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:03,713 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:41:03,713 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:41:03,713 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:03,713 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:03,713 INFO L185 Difference]: Start difference. First operand has 590 places, 859 transitions, 31962 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:41:03,713 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 596 places, 880 transitions, 34018 flow [2021-03-24 23:41:05,230 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 593 places, 880 transitions, 33594 flow, removed 29 selfloop flow, removed 3 redundant places. [2021-03-24 23:41:05,248 INFO L241 Difference]: Finished difference. Result has 593 places, 857 transitions, 31932 flow [2021-03-24 23:41:05,248 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=31496, PETRI_DIFFERENCE_MINUEND_PLACES=587, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=857, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=218, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=639, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=31932, PETRI_PLACES=593, PETRI_TRANSITIONS=857} [2021-03-24 23:41:05,248 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 570 predicate places. [2021-03-24 23:41:05,248 INFO L480 AbstractCegarLoop]: Abstraction has has 593 places, 857 transitions, 31932 flow [2021-03-24 23:41:05,249 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:05,249 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:05,249 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:05,449 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable249 [2021-03-24 23:41:05,449 INFO L428 AbstractCegarLoop]: === Iteration 154 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:05,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:05,449 INFO L82 PathProgramCache]: Analyzing trace with hash -180786953, now seen corresponding path program 66 times [2021-03-24 23:41:05,450 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:05,450 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934034574] [2021-03-24 23:41:05,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:05,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:05,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:05,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:05,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:05,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:41:05,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:05,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:41:05,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:05,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:41:05,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:05,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:41:05,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:05,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:05,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:05,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:05,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:05,486 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934034574] [2021-03-24 23:41:05,486 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:41:05,486 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:41:05,486 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82466333] [2021-03-24 23:41:05,486 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:41:05,486 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:05,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:41:05,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:41:05,487 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:41:05,487 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 593 places, 857 transitions, 31932 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:05,487 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:05,487 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:41:05,487 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:41:07,247 INFO L129 PetriNetUnfolder]: 2225/4878 cut-off events. [2021-03-24 23:41:07,247 INFO L130 PetriNetUnfolder]: For 256325/256378 co-relation queries the response was YES. [2021-03-24 23:41:07,321 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53318 conditions, 4878 events. 2225/4878 cut-off events. For 256325/256378 co-relation queries the response was YES. Maximal size of possible extension queue 539. Compared 43567 event pairs, 498 based on Foata normal form. 2/4879 useless extension candidates. Maximal degree in co-relation 52650. Up to 2754 conditions per place. [2021-03-24 23:41:07,344 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 579 selfloop transitions, 287 changer transitions 1/874 dead transitions. [2021-03-24 23:41:07,344 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 599 places, 874 transitions, 33974 flow [2021-03-24 23:41:07,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:07,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:07,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:41:07,345 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:41:07,345 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:41:07,345 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:41:07,345 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:07,345 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:41:07,345 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:07,345 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:07,345 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:07,345 INFO L185 Difference]: Start difference. First operand has 593 places, 857 transitions, 31932 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:41:07,345 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 599 places, 874 transitions, 33974 flow [2021-03-24 23:41:08,826 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 595 places, 874 transitions, 33550 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 23:41:08,846 INFO L241 Difference]: Finished difference. Result has 595 places, 854 transitions, 31991 flow [2021-03-24 23:41:08,847 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=31451, PETRI_DIFFERENCE_MINUEND_PLACES=589, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=855, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=287, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=568, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=31991, PETRI_PLACES=595, PETRI_TRANSITIONS=854} [2021-03-24 23:41:08,847 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 572 predicate places. [2021-03-24 23:41:08,847 INFO L480 AbstractCegarLoop]: Abstraction has has 595 places, 854 transitions, 31991 flow [2021-03-24 23:41:08,847 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:08,847 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:08,847 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:08,847 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2021-03-24 23:41:08,847 INFO L428 AbstractCegarLoop]: === Iteration 155 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:08,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:08,848 INFO L82 PathProgramCache]: Analyzing trace with hash -686410793, now seen corresponding path program 70 times [2021-03-24 23:41:08,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:08,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962934674] [2021-03-24 23:41:08,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:08,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:08,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:08,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:08,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:08,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:08,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:41:08,874 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-03-24 23:41:08,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:41:08,881 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-24 23:41:08,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:41:08,890 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-24 23:41:08,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:41:08,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:08,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:08,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:08,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962934674] [2021-03-24 23:41:08,898 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:41:08,898 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:41:08,898 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076024569] [2021-03-24 23:41:08,898 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:41:08,898 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:08,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:41:08,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:41:08,898 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:41:08,898 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 595 places, 854 transitions, 31991 flow. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:41:08,898 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:08,898 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:41:08,899 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:41:10,729 INFO L129 PetriNetUnfolder]: 2221/4857 cut-off events. [2021-03-24 23:41:10,729 INFO L130 PetriNetUnfolder]: For 258271/258324 co-relation queries the response was YES. [2021-03-24 23:41:10,800 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53492 conditions, 4857 events. 2221/4857 cut-off events. For 258271/258324 co-relation queries the response was YES. Maximal size of possible extension queue 536. Compared 42964 event pairs, 356 based on Foata normal form. 4/4860 useless extension candidates. Maximal degree in co-relation 52948. Up to 3100 conditions per place. [2021-03-24 23:41:10,823 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 691 selfloop transitions, 185 changer transitions 0/882 dead transitions. [2021-03-24 23:41:10,823 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 601 places, 882 transitions, 34154 flow [2021-03-24 23:41:10,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:10,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:10,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 137 transitions. [2021-03-24 23:41:10,823 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6748768472906403 [2021-03-24 23:41:10,823 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 137 transitions. [2021-03-24 23:41:10,823 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 137 transitions. [2021-03-24 23:41:10,824 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:10,824 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 137 transitions. [2021-03-24 23:41:10,824 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.571428571428573) internal successors, (137), 7 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) [2021-03-24 23:41:10,824 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:10,824 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:10,824 INFO L185 Difference]: Start difference. First operand has 595 places, 854 transitions, 31991 flow. Second operand 7 states and 137 transitions. [2021-03-24 23:41:10,824 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 601 places, 882 transitions, 34154 flow [2021-03-24 23:41:12,205 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 596 places, 882 transitions, 33558 flow, removed 9 selfloop flow, removed 5 redundant places. [2021-03-24 23:41:12,223 INFO L241 Difference]: Finished difference. Result has 597 places, 857 transitions, 31861 flow [2021-03-24 23:41:12,223 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=31335, PETRI_DIFFERENCE_MINUEND_PLACES=590, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=852, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=180, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=667, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=31861, PETRI_PLACES=597, PETRI_TRANSITIONS=857} [2021-03-24 23:41:12,223 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 574 predicate places. [2021-03-24 23:41:12,224 INFO L480 AbstractCegarLoop]: Abstraction has has 597 places, 857 transitions, 31861 flow [2021-03-24 23:41:12,224 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:41:12,224 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:12,224 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:12,224 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2021-03-24 23:41:12,224 INFO L428 AbstractCegarLoop]: === Iteration 156 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:12,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:12,224 INFO L82 PathProgramCache]: Analyzing trace with hash -1585126605, now seen corresponding path program 71 times [2021-03-24 23:41:12,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:12,224 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087269443] [2021-03-24 23:41:12,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:12,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:12,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:12,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:12,231 INFO L142 QuantifierPusher]: treesize reduction 4, result has 60.0 percent of original size [2021-03-24 23:41:12,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:12,234 INFO L142 QuantifierPusher]: treesize reduction 8, result has 73.3 percent of original size [2021-03-24 23:41:12,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:41:12,250 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-03-24 23:41:12,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:41:12,257 INFO L142 QuantifierPusher]: treesize reduction 11, result has 50.0 percent of original size [2021-03-24 23:41:12,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:41:12,263 INFO L142 QuantifierPusher]: treesize reduction 3, result has 83.3 percent of original size [2021-03-24 23:41:12,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:41:12,270 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-24 23:41:12,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:41:12,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:12,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:12,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:12,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087269443] [2021-03-24 23:41:12,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:41:12,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-24 23:41:12,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152833526] [2021-03-24 23:41:12,277 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:41:12,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:12,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:41:12,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:41:12,278 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:41:12,278 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 597 places, 857 transitions, 31861 flow. Second operand has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:12,278 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:12,278 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:41:12,278 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:41:14,168 INFO L129 PetriNetUnfolder]: 2223/4827 cut-off events. [2021-03-24 23:41:14,168 INFO L130 PetriNetUnfolder]: For 255740/255793 co-relation queries the response was YES. [2021-03-24 23:41:14,235 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53396 conditions, 4827 events. 2223/4827 cut-off events. For 255740/255793 co-relation queries the response was YES. Maximal size of possible extension queue 539. Compared 42549 event pairs, 336 based on Foata normal form. 2/4828 useless extension candidates. Maximal degree in co-relation 52931. Up to 3100 conditions per place. [2021-03-24 23:41:14,257 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 700 selfloop transitions, 191 changer transitions 0/897 dead transitions. [2021-03-24 23:41:14,258 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 603 places, 897 transitions, 34465 flow [2021-03-24 23:41:14,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:14,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:14,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 137 transitions. [2021-03-24 23:41:14,258 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6748768472906403 [2021-03-24 23:41:14,258 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 137 transitions. [2021-03-24 23:41:14,258 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 137 transitions. [2021-03-24 23:41:14,258 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:14,258 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 137 transitions. [2021-03-24 23:41:14,258 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 19.571428571428573) internal successors, (137), 7 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) [2021-03-24 23:41:14,259 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:14,259 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:14,259 INFO L185 Difference]: Start difference. First operand has 597 places, 857 transitions, 31861 flow. Second operand 7 states and 137 transitions. [2021-03-24 23:41:14,259 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 603 places, 897 transitions, 34465 flow [2021-03-24 23:41:15,590 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 601 places, 897 transitions, 34277 flow, removed 14 selfloop flow, removed 2 redundant places. [2021-03-24 23:41:15,608 INFO L241 Difference]: Finished difference. Result has 603 places, 862 transitions, 32337 flow [2021-03-24 23:41:15,608 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=31642, PETRI_DIFFERENCE_MINUEND_PLACES=595, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=856, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=185, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=665, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=32337, PETRI_PLACES=603, PETRI_TRANSITIONS=862} [2021-03-24 23:41:15,609 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 580 predicate places. [2021-03-24 23:41:15,609 INFO L480 AbstractCegarLoop]: Abstraction has has 603 places, 862 transitions, 32337 flow [2021-03-24 23:41:15,609 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:15,609 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:15,609 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:15,609 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2021-03-24 23:41:15,609 INFO L428 AbstractCegarLoop]: === Iteration 157 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:15,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:15,609 INFO L82 PathProgramCache]: Analyzing trace with hash 1508125903, now seen corresponding path program 72 times [2021-03-24 23:41:15,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:15,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547919335] [2021-03-24 23:41:15,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:15,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:15,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:15,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:15,616 INFO L142 QuantifierPusher]: treesize reduction 4, result has 60.0 percent of original size [2021-03-24 23:41:15,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:15,621 INFO L142 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size [2021-03-24 23:41:15,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:41:15,630 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:41:15,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:41:15,637 INFO L142 QuantifierPusher]: treesize reduction 8, result has 50.0 percent of original size [2021-03-24 23:41:15,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:41:15,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:15,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:41:15,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:15,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:15,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:15,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:15,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:15,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547919335] [2021-03-24 23:41:15,653 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:41:15,653 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-24 23:41:15,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139269438] [2021-03-24 23:41:15,653 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:41:15,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:15,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:41:15,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:41:15,654 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:41:15,654 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 603 places, 862 transitions, 32337 flow. Second operand has 8 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:15,654 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:15,654 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:41:15,654 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:41:17,518 INFO L129 PetriNetUnfolder]: 2343/5133 cut-off events. [2021-03-24 23:41:17,518 INFO L130 PetriNetUnfolder]: For 270630/270683 co-relation queries the response was YES. [2021-03-24 23:41:17,596 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56292 conditions, 5133 events. 2343/5133 cut-off events. For 270630/270683 co-relation queries the response was YES. Maximal size of possible extension queue 555. Compared 45959 event pairs, 188 based on Foata normal form. 4/5136 useless extension candidates. Maximal degree in co-relation 55927. Up to 2168 conditions per place. [2021-03-24 23:41:17,621 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 596 selfloop transitions, 320 changer transitions 0/923 dead transitions. [2021-03-24 23:41:17,622 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 609 places, 923 transitions, 35852 flow [2021-03-24 23:41:17,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:17,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:17,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:41:17,622 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:41:17,622 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:41:17,622 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:41:17,622 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:17,622 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:41:17,622 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:41:17,623 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:17,623 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:17,623 INFO L185 Difference]: Start difference. First operand has 603 places, 862 transitions, 32337 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:41:17,623 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 609 places, 923 transitions, 35852 flow [2021-03-24 23:41:19,079 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 604 places, 923 transitions, 35478 flow, removed 11 selfloop flow, removed 5 redundant places. [2021-03-24 23:41:19,098 INFO L241 Difference]: Finished difference. Result has 607 places, 876 transitions, 33374 flow [2021-03-24 23:41:19,098 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=31935, PETRI_DIFFERENCE_MINUEND_PLACES=598, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=860, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=304, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=540, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=33374, PETRI_PLACES=607, PETRI_TRANSITIONS=876} [2021-03-24 23:41:19,098 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 584 predicate places. [2021-03-24 23:41:19,098 INFO L480 AbstractCegarLoop]: Abstraction has has 607 places, 876 transitions, 33374 flow [2021-03-24 23:41:19,098 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:19,098 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:19,098 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:19,098 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2021-03-24 23:41:19,098 INFO L428 AbstractCegarLoop]: === Iteration 158 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:19,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:19,098 INFO L82 PathProgramCache]: Analyzing trace with hash 312339635, now seen corresponding path program 73 times [2021-03-24 23:41:19,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:19,099 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170895626] [2021-03-24 23:41:19,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:19,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:19,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:19,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:19,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:19,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:19,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:19,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:41:19,131 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-03-24 23:41:19,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:41:19,138 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-24 23:41:19,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:41:19,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:19,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:19,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:19,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:19,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:19,150 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170895626] [2021-03-24 23:41:19,150 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:41:19,150 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:41:19,150 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670864155] [2021-03-24 23:41:19,151 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:41:19,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:19,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:41:19,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:41:19,151 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:41:19,151 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 607 places, 876 transitions, 33374 flow. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:41:19,151 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:19,151 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:41:19,151 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:41:21,091 INFO L129 PetriNetUnfolder]: 2342/5176 cut-off events. [2021-03-24 23:41:21,091 INFO L130 PetriNetUnfolder]: For 281397/281450 co-relation queries the response was YES. [2021-03-24 23:41:21,171 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57563 conditions, 5176 events. 2342/5176 cut-off events. For 281397/281450 co-relation queries the response was YES. Maximal size of possible extension queue 555. Compared 46665 event pairs, 401 based on Foata normal form. 1/5176 useless extension candidates. Maximal degree in co-relation 56873. Up to 3326 conditions per place. [2021-03-24 23:41:21,196 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 700 selfloop transitions, 193 changer transitions 1/900 dead transitions. [2021-03-24 23:41:21,196 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 613 places, 900 transitions, 35537 flow [2021-03-24 23:41:21,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:21,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:21,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 132 transitions. [2021-03-24 23:41:21,210 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6502463054187192 [2021-03-24 23:41:21,210 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 132 transitions. [2021-03-24 23:41:21,210 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 132 transitions. [2021-03-24 23:41:21,210 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:21,210 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 132 transitions. [2021-03-24 23:41:21,210 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 18.857142857142858) internal successors, (132), 7 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:21,210 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:21,211 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:21,211 INFO L185 Difference]: Start difference. First operand has 607 places, 876 transitions, 33374 flow. Second operand 7 states and 132 transitions. [2021-03-24 23:41:21,211 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 613 places, 900 transitions, 35537 flow [2021-03-24 23:41:22,817 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 612 places, 900 transitions, 35442 flow, removed 33 selfloop flow, removed 1 redundant places. [2021-03-24 23:41:22,836 INFO L241 Difference]: Finished difference. Result has 612 places, 874 transitions, 33615 flow [2021-03-24 23:41:22,837 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=33258, PETRI_DIFFERENCE_MINUEND_PLACES=606, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=875, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=193, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=682, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=33615, PETRI_PLACES=612, PETRI_TRANSITIONS=874} [2021-03-24 23:41:22,837 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 589 predicate places. [2021-03-24 23:41:22,837 INFO L480 AbstractCegarLoop]: Abstraction has has 612 places, 874 transitions, 33615 flow [2021-03-24 23:41:22,837 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 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) [2021-03-24 23:41:22,837 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:22,837 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:22,837 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2021-03-24 23:41:22,837 INFO L428 AbstractCegarLoop]: === Iteration 159 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:22,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:22,837 INFO L82 PathProgramCache]: Analyzing trace with hash -172909625, now seen corresponding path program 67 times [2021-03-24 23:41:22,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:22,838 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210882262] [2021-03-24 23:41:22,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:22,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:22,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:22,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:22,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:41:22,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:22,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:41:22,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:22,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:41:22,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:22,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:41:22,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:22,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:22,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:22,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:22,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:22,869 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210882262] [2021-03-24 23:41:22,869 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:41:22,869 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:41:22,869 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007520833] [2021-03-24 23:41:22,870 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:41:22,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:22,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:41:22,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:41:22,870 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:41:22,870 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 612 places, 874 transitions, 33615 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:22,870 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:22,870 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:41:22,870 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:41:24,936 INFO L129 PetriNetUnfolder]: 2340/5143 cut-off events. [2021-03-24 23:41:24,936 INFO L130 PetriNetUnfolder]: For 281806/281859 co-relation queries the response was YES. [2021-03-24 23:41:25,004 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57288 conditions, 5143 events. 2340/5143 cut-off events. For 281806/281859 co-relation queries the response was YES. Maximal size of possible extension queue 551. Compared 46286 event pairs, 547 based on Foata normal form. 2/5144 useless extension candidates. Maximal degree in co-relation 56598. Up to 2993 conditions per place. [2021-03-24 23:41:25,029 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 630 selfloop transitions, 254 changer transitions 1/892 dead transitions. [2021-03-24 23:41:25,029 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 616 places, 892 transitions, 35689 flow [2021-03-24 23:41:25,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:25,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:25,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 145 transitions. [2021-03-24 23:41:25,030 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7142857142857143 [2021-03-24 23:41:25,030 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 145 transitions. [2021-03-24 23:41:25,030 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 145 transitions. [2021-03-24 23:41:25,030 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:25,030 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 145 transitions. [2021-03-24 23:41:25,030 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:25,030 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:25,030 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:25,030 INFO L185 Difference]: Start difference. First operand has 612 places, 874 transitions, 33615 flow. Second operand 7 states and 145 transitions. [2021-03-24 23:41:25,030 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 616 places, 892 transitions, 35689 flow [2021-03-24 23:41:26,478 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 610 places, 892 transitions, 35249 flow, removed 4 selfloop flow, removed 6 redundant places. [2021-03-24 23:41:26,497 INFO L241 Difference]: Finished difference. Result has 610 places, 871 transitions, 33591 flow [2021-03-24 23:41:26,497 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=33119, PETRI_DIFFERENCE_MINUEND_PLACES=604, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=872, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=254, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=618, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=33591, PETRI_PLACES=610, PETRI_TRANSITIONS=871} [2021-03-24 23:41:26,497 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 587 predicate places. [2021-03-24 23:41:26,497 INFO L480 AbstractCegarLoop]: Abstraction has has 610 places, 871 transitions, 33591 flow [2021-03-24 23:41:26,497 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:26,497 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:26,497 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:26,498 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2021-03-24 23:41:26,498 INFO L428 AbstractCegarLoop]: === Iteration 160 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:26,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:26,498 INFO L82 PathProgramCache]: Analyzing trace with hash -1967659707, now seen corresponding path program 74 times [2021-03-24 23:41:26,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:26,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323899389] [2021-03-24 23:41:26,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:26,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:26,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:26,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:26,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:26,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:26,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:26,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:41:26,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:26,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:41:26,528 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:41:26,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:41:26,536 INFO L142 QuantifierPusher]: treesize reduction 4, result has 60.0 percent of original size [2021-03-24 23:41:26,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:26,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:26,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:26,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:26,542 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323899389] [2021-03-24 23:41:26,542 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:41:26,542 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:41:26,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643323664] [2021-03-24 23:41:26,542 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:41:26,542 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:26,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:41:26,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:41:26,543 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:41:26,543 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 610 places, 871 transitions, 33591 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:26,543 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:26,543 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:41:26,543 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:41:28,466 INFO L129 PetriNetUnfolder]: 2332/5101 cut-off events. [2021-03-24 23:41:28,466 INFO L130 PetriNetUnfolder]: For 282514/282567 co-relation queries the response was YES. [2021-03-24 23:41:28,586 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57026 conditions, 5101 events. 2332/5101 cut-off events. For 282514/282567 co-relation queries the response was YES. Maximal size of possible extension queue 549. Compared 45532 event pairs, 432 based on Foata normal form. 8/5108 useless extension candidates. Maximal degree in co-relation 56340. Up to 3154 conditions per place. [2021-03-24 23:41:28,621 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 695 selfloop transitions, 203 changer transitions 0/905 dead transitions. [2021-03-24 23:41:28,621 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 616 places, 905 transitions, 36023 flow [2021-03-24 23:41:28,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:28,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:28,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 151 transitions. [2021-03-24 23:41:28,622 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7438423645320197 [2021-03-24 23:41:28,622 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 151 transitions. [2021-03-24 23:41:28,622 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 151 transitions. [2021-03-24 23:41:28,622 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:28,622 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 151 transitions. [2021-03-24 23:41:28,622 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:28,623 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:28,623 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:28,623 INFO L185 Difference]: Start difference. First operand has 610 places, 871 transitions, 33591 flow. Second operand 7 states and 151 transitions. [2021-03-24 23:41:28,623 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 616 places, 905 transitions, 36023 flow [2021-03-24 23:41:30,205 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 611 places, 905 transitions, 35529 flow, removed 11 selfloop flow, removed 5 redundant places. [2021-03-24 23:41:30,224 INFO L241 Difference]: Finished difference. Result has 612 places, 871 transitions, 33553 flow [2021-03-24 23:41:30,224 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=33045, PETRI_DIFFERENCE_MINUEND_PLACES=605, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=869, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=201, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=666, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=33553, PETRI_PLACES=612, PETRI_TRANSITIONS=871} [2021-03-24 23:41:30,224 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 589 predicate places. [2021-03-24 23:41:30,224 INFO L480 AbstractCegarLoop]: Abstraction has has 612 places, 871 transitions, 33553 flow [2021-03-24 23:41:30,224 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:30,224 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:30,224 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:30,224 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2021-03-24 23:41:30,224 INFO L428 AbstractCegarLoop]: === Iteration 161 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:30,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:30,224 INFO L82 PathProgramCache]: Analyzing trace with hash 2134521839, now seen corresponding path program 68 times [2021-03-24 23:41:30,225 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:30,225 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643127929] [2021-03-24 23:41:30,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:30,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:30,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:30,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:30,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:30,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:41:30,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:30,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:41:30,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:30,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:41:30,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:30,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:41:30,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:30,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:30,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:30,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:30,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:30,273 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643127929] [2021-03-24 23:41:30,273 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:41:30,274 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:41:30,274 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765519558] [2021-03-24 23:41:30,274 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:41:30,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:30,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:41:30,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:41:30,274 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:41:30,274 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 612 places, 871 transitions, 33553 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:30,274 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:30,274 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:41:30,275 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:41:32,100 INFO L129 PetriNetUnfolder]: 2328/5076 cut-off events. [2021-03-24 23:41:32,100 INFO L130 PetriNetUnfolder]: For 279066/279119 co-relation queries the response was YES. [2021-03-24 23:41:32,179 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56963 conditions, 5076 events. 2328/5076 cut-off events. For 279066/279119 co-relation queries the response was YES. Maximal size of possible extension queue 542. Compared 45319 event pairs, 561 based on Foata normal form. 4/5079 useless extension candidates. Maximal degree in co-relation 56276. Up to 2973 conditions per place. [2021-03-24 23:41:32,206 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 601 selfloop transitions, 285 changer transitions 0/893 dead transitions. [2021-03-24 23:41:32,206 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 618 places, 893 transitions, 35747 flow [2021-03-24 23:41:32,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:32,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:32,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:41:32,207 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:41:32,207 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:41:32,207 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:41:32,207 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:32,207 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:41:32,207 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:41:32,208 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:32,208 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:32,208 INFO L185 Difference]: Start difference. First operand has 612 places, 871 transitions, 33553 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:41:32,208 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 618 places, 893 transitions, 35747 flow [2021-03-24 23:41:33,640 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 614 places, 893 transitions, 35489 flow, removed 4 selfloop flow, removed 4 redundant places. [2021-03-24 23:41:33,659 INFO L241 Difference]: Finished difference. Result has 617 places, 876 transitions, 34048 flow [2021-03-24 23:41:33,659 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=33295, PETRI_DIFFERENCE_MINUEND_PLACES=608, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=871, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=280, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=587, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=34048, PETRI_PLACES=617, PETRI_TRANSITIONS=876} [2021-03-24 23:41:33,660 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 594 predicate places. [2021-03-24 23:41:33,660 INFO L480 AbstractCegarLoop]: Abstraction has has 617 places, 876 transitions, 34048 flow [2021-03-24 23:41:33,660 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:33,660 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:33,660 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:33,660 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2021-03-24 23:41:33,660 INFO L428 AbstractCegarLoop]: === Iteration 162 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:33,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:33,660 INFO L82 PathProgramCache]: Analyzing trace with hash 110003435, now seen corresponding path program 75 times [2021-03-24 23:41:33,660 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:33,660 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112027535] [2021-03-24 23:41:33,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:33,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:33,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:33,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:33,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:33,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:33,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:33,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:41:33,676 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:41:33,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:41:33,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:33,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:41:33,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:33,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:33,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:33,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:33,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:33,698 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112027535] [2021-03-24 23:41:33,698 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:41:33,698 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:41:33,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108479649] [2021-03-24 23:41:33,699 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:41:33,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:33,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:41:33,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:41:33,699 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:41:33,699 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 617 places, 876 transitions, 34048 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:33,699 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:33,699 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:41:33,699 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:41:35,620 INFO L129 PetriNetUnfolder]: 2324/5047 cut-off events. [2021-03-24 23:41:35,620 INFO L130 PetriNetUnfolder]: For 283769/283822 co-relation queries the response was YES. [2021-03-24 23:41:35,699 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57228 conditions, 5047 events. 2324/5047 cut-off events. For 283769/283822 co-relation queries the response was YES. Maximal size of possible extension queue 537. Compared 44718 event pairs, 427 based on Foata normal form. 4/5050 useless extension candidates. Maximal degree in co-relation 56647. Up to 3144 conditions per place. [2021-03-24 23:41:35,724 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 695 selfloop transitions, 206 changer transitions 0/908 dead transitions. [2021-03-24 23:41:35,724 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 623 places, 908 transitions, 36494 flow [2021-03-24 23:41:35,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:35,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:35,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:41:35,725 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:41:35,725 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:41:35,725 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:41:35,725 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:35,725 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:41:35,726 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:41:35,726 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:35,726 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:35,726 INFO L185 Difference]: Start difference. First operand has 617 places, 876 transitions, 34048 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:41:35,726 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 623 places, 908 transitions, 36494 flow [2021-03-24 23:41:37,322 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 619 places, 908 transitions, 35943 flow, removed 7 selfloop flow, removed 4 redundant places. [2021-03-24 23:41:37,341 INFO L241 Difference]: Finished difference. Result has 621 places, 883 transitions, 34165 flow [2021-03-24 23:41:37,341 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=33497, PETRI_DIFFERENCE_MINUEND_PLACES=613, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=876, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=199, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=674, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=34165, PETRI_PLACES=621, PETRI_TRANSITIONS=883} [2021-03-24 23:41:37,341 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 598 predicate places. [2021-03-24 23:41:37,341 INFO L480 AbstractCegarLoop]: Abstraction has has 621 places, 883 transitions, 34165 flow [2021-03-24 23:41:37,342 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:37,342 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:37,342 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:37,342 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2021-03-24 23:41:37,342 INFO L428 AbstractCegarLoop]: === Iteration 163 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:37,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:37,342 INFO L82 PathProgramCache]: Analyzing trace with hash -179003015, now seen corresponding path program 69 times [2021-03-24 23:41:37,342 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:37,342 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394270839] [2021-03-24 23:41:37,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:37,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:37,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:37,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:37,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:41:37,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:37,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:41:37,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:37,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:41:37,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:37,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:41:37,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:37,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:37,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:37,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:37,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:37,384 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394270839] [2021-03-24 23:41:37,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:41:37,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:41:37,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019552529] [2021-03-24 23:41:37,384 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:41:37,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:37,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:41:37,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:41:37,385 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:41:37,385 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 621 places, 883 transitions, 34165 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:37,385 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:37,385 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:41:37,385 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:41:39,252 INFO L129 PetriNetUnfolder]: 2324/5041 cut-off events. [2021-03-24 23:41:39,252 INFO L130 PetriNetUnfolder]: For 281998/282051 co-relation queries the response was YES. [2021-03-24 23:41:39,337 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57140 conditions, 5041 events. 2324/5041 cut-off events. For 281998/282051 co-relation queries the response was YES. Maximal size of possible extension queue 535. Compared 44762 event pairs, 543 based on Foata normal form. 2/5042 useless extension candidates. Maximal degree in co-relation 56566. Up to 2963 conditions per place. [2021-03-24 23:41:39,362 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 600 selfloop transitions, 292 changer transitions 0/899 dead transitions. [2021-03-24 23:41:39,362 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 625 places, 899 transitions, 36253 flow [2021-03-24 23:41:39,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:39,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:39,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:41:39,362 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:41:39,362 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:41:39,363 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:41:39,363 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:39,363 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:41:39,363 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:39,363 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:39,363 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:39,363 INFO L185 Difference]: Start difference. First operand has 621 places, 883 transitions, 34165 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:41:39,363 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 625 places, 899 transitions, 36253 flow [2021-03-24 23:41:40,819 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 622 places, 899 transitions, 35922 flow, removed 81 selfloop flow, removed 3 redundant places. [2021-03-24 23:41:40,840 INFO L241 Difference]: Finished difference. Result has 623 places, 882 transitions, 34451 flow [2021-03-24 23:41:40,841 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=33822, PETRI_DIFFERENCE_MINUEND_PLACES=616, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=881, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=291, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=589, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=34451, PETRI_PLACES=623, PETRI_TRANSITIONS=882} [2021-03-24 23:41:40,841 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 600 predicate places. [2021-03-24 23:41:40,841 INFO L480 AbstractCegarLoop]: Abstraction has has 623 places, 882 transitions, 34451 flow [2021-03-24 23:41:40,841 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:40,841 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:40,841 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:40,841 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2021-03-24 23:41:40,842 INFO L428 AbstractCegarLoop]: === Iteration 164 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:40,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:40,842 INFO L82 PathProgramCache]: Analyzing trace with hash -171125687, now seen corresponding path program 70 times [2021-03-24 23:41:40,842 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:40,842 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653677112] [2021-03-24 23:41:40,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:40,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:40,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:40,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:40,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:40,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:41:40,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:40,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:41:40,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:40,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:41:40,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:40,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:41:40,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:40,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:40,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:40,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:40,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:40,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653677112] [2021-03-24 23:41:40,874 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:41:40,874 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:41:40,874 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870028438] [2021-03-24 23:41:40,874 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:41:40,874 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:40,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:41:40,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:41:40,875 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:41:40,875 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 623 places, 882 transitions, 34451 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:40,875 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:40,875 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:41:40,875 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:41:42,750 INFO L129 PetriNetUnfolder]: 2324/5036 cut-off events. [2021-03-24 23:41:42,750 INFO L130 PetriNetUnfolder]: For 282349/282402 co-relation queries the response was YES. [2021-03-24 23:41:42,821 INFO L84 FinitePrefix]: Finished finitePrefix Result has 55974 conditions, 5036 events. 2324/5036 cut-off events. For 282349/282402 co-relation queries the response was YES. Maximal size of possible extension queue 532. Compared 44631 event pairs, 535 based on Foata normal form. 2/5037 useless extension candidates. Maximal degree in co-relation 55559. Up to 2963 conditions per place. [2021-03-24 23:41:42,846 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 634 selfloop transitions, 257 changer transitions 0/898 dead transitions. [2021-03-24 23:41:42,846 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 626 places, 898 transitions, 36463 flow [2021-03-24 23:41:42,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:42,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:42,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 145 transitions. [2021-03-24 23:41:42,846 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7142857142857143 [2021-03-24 23:41:42,846 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 145 transitions. [2021-03-24 23:41:42,846 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 145 transitions. [2021-03-24 23:41:42,846 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:42,847 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 145 transitions. [2021-03-24 23:41:42,847 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:42,847 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:42,847 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:42,847 INFO L185 Difference]: Start difference. First operand has 623 places, 882 transitions, 34451 flow. Second operand 7 states and 145 transitions. [2021-03-24 23:41:42,847 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 626 places, 898 transitions, 36463 flow [2021-03-24 23:41:44,293 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 621 places, 898 transitions, 35960 flow, removed 73 selfloop flow, removed 5 redundant places. [2021-03-24 23:41:44,312 INFO L241 Difference]: Finished difference. Result has 621 places, 880 transitions, 34448 flow [2021-03-24 23:41:44,312 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=33934, PETRI_DIFFERENCE_MINUEND_PLACES=615, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=880, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=257, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=623, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=34448, PETRI_PLACES=621, PETRI_TRANSITIONS=880} [2021-03-24 23:41:44,313 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 598 predicate places. [2021-03-24 23:41:44,313 INFO L480 AbstractCegarLoop]: Abstraction has has 621 places, 880 transitions, 34448 flow [2021-03-24 23:41:44,313 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:44,313 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:44,313 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:44,313 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2021-03-24 23:41:44,313 INFO L428 AbstractCegarLoop]: === Iteration 165 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:44,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:44,313 INFO L82 PathProgramCache]: Analyzing trace with hash 1112916385, now seen corresponding path program 76 times [2021-03-24 23:41:44,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:44,313 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935838625] [2021-03-24 23:41:44,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:44,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:44,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:44,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:44,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:44,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:44,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:41:44,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:44,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:41:44,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:44,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:41:44,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:44,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:44,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:44,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:44,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:44,348 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935838625] [2021-03-24 23:41:44,348 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:41:44,348 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:41:44,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468839573] [2021-03-24 23:41:44,348 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:41:44,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:44,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:41:44,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:41:44,348 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:41:44,348 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 621 places, 880 transitions, 34448 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:44,348 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:44,348 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:41:44,348 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:41:46,177 INFO L129 PetriNetUnfolder]: 2320/5014 cut-off events. [2021-03-24 23:41:46,177 INFO L130 PetriNetUnfolder]: For 281239/281292 co-relation queries the response was YES. [2021-03-24 23:41:46,258 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54680 conditions, 5014 events. 2320/5014 cut-off events. For 281239/281292 co-relation queries the response was YES. Maximal size of possible extension queue 529. Compared 44083 event pairs, 427 based on Foata normal form. 4/5017 useless extension candidates. Maximal degree in co-relation 54269. Up to 3138 conditions per place. [2021-03-24 23:41:46,284 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 692 selfloop transitions, 205 changer transitions 1/905 dead transitions. [2021-03-24 23:41:46,285 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 627 places, 905 transitions, 36644 flow [2021-03-24 23:41:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:46,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:46,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 146 transitions. [2021-03-24 23:41:46,285 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7192118226600985 [2021-03-24 23:41:46,285 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 146 transitions. [2021-03-24 23:41:46,285 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 146 transitions. [2021-03-24 23:41:46,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:46,285 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 146 transitions. [2021-03-24 23:41:46,286 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.857142857142858) internal successors, (146), 7 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:46,286 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:46,286 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:46,286 INFO L185 Difference]: Start difference. First operand has 621 places, 880 transitions, 34448 flow. Second operand 7 states and 146 transitions. [2021-03-24 23:41:46,286 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 627 places, 905 transitions, 36644 flow [2021-03-24 23:41:47,789 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 622 places, 905 transitions, 36334 flow, removed 2 selfloop flow, removed 5 redundant places. [2021-03-24 23:41:47,808 INFO L241 Difference]: Finished difference. Result has 623 places, 879 transitions, 34528 flow [2021-03-24 23:41:47,809 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=34138, PETRI_DIFFERENCE_MINUEND_PLACES=616, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=880, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=205, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=675, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=34528, PETRI_PLACES=623, PETRI_TRANSITIONS=879} [2021-03-24 23:41:47,809 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 600 predicate places. [2021-03-24 23:41:47,809 INFO L480 AbstractCegarLoop]: Abstraction has has 623 places, 879 transitions, 34528 flow [2021-03-24 23:41:47,809 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:47,809 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:47,809 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:47,809 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2021-03-24 23:41:47,809 INFO L428 AbstractCegarLoop]: === Iteration 166 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:47,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:47,809 INFO L82 PathProgramCache]: Analyzing trace with hash -947848597, now seen corresponding path program 71 times [2021-03-24 23:41:47,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:47,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190181347] [2021-03-24 23:41:47,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:47,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:47,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:47,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:47,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:47,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:41:47,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:47,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:41:47,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:47,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:41:47,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:47,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:41:47,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:47,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:47,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:47,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:47,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:47,867 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190181347] [2021-03-24 23:41:47,867 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:41:47,867 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:41:47,867 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724560632] [2021-03-24 23:41:47,867 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:41:47,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:47,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:41:47,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:41:47,867 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:41:47,867 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 623 places, 879 transitions, 34528 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:47,868 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:47,868 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:41:47,868 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:41:49,658 INFO L129 PetriNetUnfolder]: 2316/4996 cut-off events. [2021-03-24 23:41:49,658 INFO L130 PetriNetUnfolder]: For 284723/284776 co-relation queries the response was YES. [2021-03-24 23:41:49,738 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54512 conditions, 4996 events. 2316/4996 cut-off events. For 284723/284776 co-relation queries the response was YES. Maximal size of possible extension queue 525. Compared 44077 event pairs, 560 based on Foata normal form. 4/4999 useless extension candidates. Maximal degree in co-relation 54039. Up to 2953 conditions per place. [2021-03-24 23:41:49,762 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 669 selfloop transitions, 225 changer transitions 0/901 dead transitions. [2021-03-24 23:41:49,763 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 629 places, 901 transitions, 36628 flow [2021-03-24 23:41:49,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:49,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:49,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:41:49,763 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:41:49,763 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:41:49,763 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:41:49,763 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:49,763 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:41:49,764 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:41:49,764 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:49,764 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:49,764 INFO L185 Difference]: Start difference. First operand has 623 places, 879 transitions, 34528 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:41:49,764 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 629 places, 901 transitions, 36628 flow [2021-03-24 23:41:51,262 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 624 places, 901 transitions, 36129 flow, removed 6 selfloop flow, removed 5 redundant places. [2021-03-24 23:41:51,281 INFO L241 Difference]: Finished difference. Result has 626 places, 883 transitions, 34603 flow [2021-03-24 23:41:51,282 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=34029, PETRI_DIFFERENCE_MINUEND_PLACES=618, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=879, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=221, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=656, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=34603, PETRI_PLACES=626, PETRI_TRANSITIONS=883} [2021-03-24 23:41:51,282 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 603 predicate places. [2021-03-24 23:41:51,282 INFO L480 AbstractCegarLoop]: Abstraction has has 626 places, 883 transitions, 34603 flow [2021-03-24 23:41:51,282 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:51,282 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:51,282 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:51,282 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2021-03-24 23:41:51,282 INFO L428 AbstractCegarLoop]: === Iteration 167 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:51,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:51,282 INFO L82 PathProgramCache]: Analyzing trace with hash -1895277709, now seen corresponding path program 77 times [2021-03-24 23:41:51,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:51,282 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922977702] [2021-03-24 23:41:51,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:51,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:51,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:51,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:51,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:51,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:51,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:41:51,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:51,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:41:51,302 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:41:51,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:41:51,309 INFO L142 QuantifierPusher]: treesize reduction 4, result has 60.0 percent of original size [2021-03-24 23:41:51,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:51,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:51,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:51,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:51,315 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922977702] [2021-03-24 23:41:51,316 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:41:51,316 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:41:51,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002072265] [2021-03-24 23:41:51,316 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:41:51,316 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:51,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:41:51,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:41:51,316 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:41:51,316 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 626 places, 883 transitions, 34603 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:51,316 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:51,316 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:41:51,316 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:41:53,215 INFO L129 PetriNetUnfolder]: 2326/4974 cut-off events. [2021-03-24 23:41:53,215 INFO L130 PetriNetUnfolder]: For 289007/289060 co-relation queries the response was YES. [2021-03-24 23:41:53,298 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54513 conditions, 4974 events. 2326/4974 cut-off events. For 289007/289060 co-relation queries the response was YES. Maximal size of possible extension queue 526. Compared 43230 event pairs, 312 based on Foata normal form. 8/4981 useless extension candidates. Maximal degree in co-relation 54043. Up to 2176 conditions per place. [2021-03-24 23:41:53,324 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 604 selfloop transitions, 326 changer transitions 0/937 dead transitions. [2021-03-24 23:41:53,324 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 632 places, 937 transitions, 37765 flow [2021-03-24 23:41:53,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:53,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:53,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 151 transitions. [2021-03-24 23:41:53,325 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7438423645320197 [2021-03-24 23:41:53,325 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 151 transitions. [2021-03-24 23:41:53,325 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 151 transitions. [2021-03-24 23:41:53,325 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:53,325 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 151 transitions. [2021-03-24 23:41:53,325 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:53,325 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:53,325 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:53,325 INFO L185 Difference]: Start difference. First operand has 626 places, 883 transitions, 34603 flow. Second operand 7 states and 151 transitions. [2021-03-24 23:41:53,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 632 places, 937 transitions, 37765 flow [2021-03-24 23:41:54,892 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 627 places, 937 transitions, 37280 flow, removed 9 selfloop flow, removed 5 redundant places. [2021-03-24 23:41:54,915 INFO L241 Difference]: Finished difference. Result has 630 places, 894 transitions, 35356 flow [2021-03-24 23:41:54,916 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=34118, PETRI_DIFFERENCE_MINUEND_PLACES=621, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=883, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=315, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=561, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=35356, PETRI_PLACES=630, PETRI_TRANSITIONS=894} [2021-03-24 23:41:54,916 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 607 predicate places. [2021-03-24 23:41:54,916 INFO L480 AbstractCegarLoop]: Abstraction has has 630 places, 894 transitions, 35356 flow [2021-03-24 23:41:54,916 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:54,916 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:54,916 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:54,916 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2021-03-24 23:41:54,916 INFO L428 AbstractCegarLoop]: === Iteration 168 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:54,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:54,916 INFO L82 PathProgramCache]: Analyzing trace with hash 122726689, now seen corresponding path program 78 times [2021-03-24 23:41:54,917 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:54,917 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141884823] [2021-03-24 23:41:54,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:54,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:54,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:54,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:54,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:54,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:54,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:54,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:41:54,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:54,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:41:54,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:54,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:41:54,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:54,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:54,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:54,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:54,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:54,956 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141884823] [2021-03-24 23:41:54,956 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:41:54,956 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:41:54,956 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742999692] [2021-03-24 23:41:54,956 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:41:54,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:54,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:41:54,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:41:54,956 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:41:54,956 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 630 places, 894 transitions, 35356 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:54,956 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:54,956 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:41:54,956 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:41:56,876 INFO L129 PetriNetUnfolder]: 2324/4967 cut-off events. [2021-03-24 23:41:56,876 INFO L130 PetriNetUnfolder]: For 295527/295580 co-relation queries the response was YES. [2021-03-24 23:41:56,957 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54801 conditions, 4967 events. 2324/4967 cut-off events. For 295527/295580 co-relation queries the response was YES. Maximal size of possible extension queue 522. Compared 43237 event pairs, 431 based on Foata normal form. 4/4970 useless extension candidates. Maximal degree in co-relation 54341. Up to 3134 conditions per place. [2021-03-24 23:41:56,983 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 697 selfloop transitions, 225 changer transitions 0/929 dead transitions. [2021-03-24 23:41:56,983 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 636 places, 929 transitions, 37983 flow [2021-03-24 23:41:56,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:41:56,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:41:56,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:41:56,984 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:41:56,984 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:41:56,984 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:41:56,984 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:41:56,984 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:41:56,984 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:41:56,984 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:56,984 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:56,984 INFO L185 Difference]: Start difference. First operand has 630 places, 894 transitions, 35356 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:41:56,984 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 636 places, 929 transitions, 37983 flow [2021-03-24 23:41:58,530 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 634 places, 929 transitions, 37703 flow, removed 12 selfloop flow, removed 2 redundant places. [2021-03-24 23:41:58,550 INFO L241 Difference]: Finished difference. Result has 636 places, 906 transitions, 36012 flow [2021-03-24 23:41:58,551 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=35076, PETRI_DIFFERENCE_MINUEND_PLACES=628, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=894, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=213, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=677, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=36012, PETRI_PLACES=636, PETRI_TRANSITIONS=906} [2021-03-24 23:41:58,551 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 613 predicate places. [2021-03-24 23:41:58,551 INFO L480 AbstractCegarLoop]: Abstraction has has 636 places, 906 transitions, 36012 flow [2021-03-24 23:41:58,551 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:58,551 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:41:58,551 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:41:58,551 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2021-03-24 23:41:58,551 INFO L428 AbstractCegarLoop]: === Iteration 169 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:41:58,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:41:58,551 INFO L82 PathProgramCache]: Analyzing trace with hash -1926558259, now seen corresponding path program 79 times [2021-03-24 23:41:58,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:41:58,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527935485] [2021-03-24 23:41:58,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:41:58,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:41:58,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:58,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:58,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:58,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:58,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:58,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:41:58,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:58,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:41:58,585 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:41:58,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:41:58,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:58,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:41:58,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:41:58,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:41:58,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:41:58,600 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527935485] [2021-03-24 23:41:58,600 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:41:58,600 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:41:58,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657177724] [2021-03-24 23:41:58,600 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:41:58,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:41:58,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:41:58,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:41:58,601 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:41:58,601 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 636 places, 906 transitions, 36012 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:41:58,601 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:41:58,601 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:41:58,601 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:00,525 INFO L129 PetriNetUnfolder]: 2318/4930 cut-off events. [2021-03-24 23:42:00,525 INFO L130 PetriNetUnfolder]: For 299144/299197 co-relation queries the response was YES. [2021-03-24 23:42:00,604 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54695 conditions, 4930 events. 2318/4930 cut-off events. For 299144/299197 co-relation queries the response was YES. Maximal size of possible extension queue 517. Compared 42611 event pairs, 295 based on Foata normal form. 6/4935 useless extension candidates. Maximal degree in co-relation 54268. Up to 2176 conditions per place. [2021-03-24 23:42:00,629 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 609 selfloop transitions, 326 changer transitions 0/942 dead transitions. [2021-03-24 23:42:00,629 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 642 places, 942 transitions, 38546 flow [2021-03-24 23:42:00,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:00,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:00,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 151 transitions. [2021-03-24 23:42:00,630 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7438423645320197 [2021-03-24 23:42:00,630 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 151 transitions. [2021-03-24 23:42:00,630 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 151 transitions. [2021-03-24 23:42:00,630 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:00,630 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 151 transitions. [2021-03-24 23:42:00,630 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:00,630 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:00,630 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:00,630 INFO L185 Difference]: Start difference. First operand has 636 places, 906 transitions, 36012 flow. Second operand 7 states and 151 transitions. [2021-03-24 23:42:00,630 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 642 places, 942 transitions, 38546 flow [2021-03-24 23:42:02,048 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 638 places, 942 transitions, 37983 flow, removed 7 selfloop flow, removed 4 redundant places. [2021-03-24 23:42:02,068 INFO L241 Difference]: Finished difference. Result has 639 places, 905 transitions, 36097 flow [2021-03-24 23:42:02,069 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=35347, PETRI_DIFFERENCE_MINUEND_PLACES=632, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=903, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=324, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=577, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=36097, PETRI_PLACES=639, PETRI_TRANSITIONS=905} [2021-03-24 23:42:02,069 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 616 predicate places. [2021-03-24 23:42:02,069 INFO L480 AbstractCegarLoop]: Abstraction has has 639 places, 905 transitions, 36097 flow [2021-03-24 23:42:02,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:02,069 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:02,069 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:02,069 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2021-03-24 23:42:02,069 INFO L428 AbstractCegarLoop]: === Iteration 170 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:02,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:02,069 INFO L82 PathProgramCache]: Analyzing trace with hash -11648921, now seen corresponding path program 72 times [2021-03-24 23:42:02,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:02,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502513255] [2021-03-24 23:42:02,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:02,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:02,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:42:02,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:42:02,094 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-24 23:42:02,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:42:02,104 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-24 23:42:02,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:42:02,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:02,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:02,118 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502513255] [2021-03-24 23:42:02,118 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1119856728] [2021-03-24 23:42:02,118 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 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:42:02,145 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-24 23:42:02,145 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:42:02,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:42:02,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:42:02,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,150 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:42:02,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:42:02,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:42:02,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:42:02,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:42:02,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,164 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-03-24 23:42:02,165 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-24 23:42:02,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:42:02,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:42:02,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:42:02,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,166 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:42:02,167 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:42:02,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,168 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:42:02,168 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:42:02,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,169 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:42:02,170 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:42:02,170 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:42:02,170 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:42:02,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:02,179 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 23:42:02,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:42:02,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:42:02,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:42:02,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:42:02,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,182 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:42:02,182 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:42:02,182 INFO L142 QuantifierPusher]: treesize reduction 11, result has 79.2 percent of original size [2021-03-24 23:42:02,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:02,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:42:02,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:42:02,194 INFO L142 QuantifierPusher]: treesize reduction 7, result has 63.2 percent of original size [2021-03-24 23:42:02,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:02,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:42:02,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:42:02,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:02,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:42:02,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:42:02,206 INFO L142 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size [2021-03-24 23:42:02,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:02,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:02,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:02,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:02,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:02,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:02,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:02,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:02,209 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:42:02,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:02,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:02,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:02,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:42:02,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2021-03-24 23:42:02,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658031167] [2021-03-24 23:42:02,214 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:02,214 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:02,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:02,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:42:02,215 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:02,215 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 639 places, 905 transitions, 36097 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:02,215 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:02,215 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:02,215 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:04,135 INFO L129 PetriNetUnfolder]: 2314/4913 cut-off events. [2021-03-24 23:42:04,135 INFO L130 PetriNetUnfolder]: For 298512/298565 co-relation queries the response was YES. [2021-03-24 23:42:04,214 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54876 conditions, 4913 events. 2314/4913 cut-off events. For 298512/298565 co-relation queries the response was YES. Maximal size of possible extension queue 513. Compared 42618 event pairs, 552 based on Foata normal form. 4/4916 useless extension candidates. Maximal degree in co-relation 54448. Up to 2941 conditions per place. [2021-03-24 23:42:04,238 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 693 selfloop transitions, 225 changer transitions 0/925 dead transitions. [2021-03-24 23:42:04,239 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 645 places, 925 transitions, 38236 flow [2021-03-24 23:42:04,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:04,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:04,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:42:04,239 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:42:04,239 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:42:04,239 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:42:04,239 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:04,239 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:42:04,240 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:42:04,240 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:04,240 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:04,240 INFO L185 Difference]: Start difference. First operand has 639 places, 905 transitions, 36097 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:42:04,240 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 645 places, 925 transitions, 38236 flow [2021-03-24 23:42:05,895 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 642 places, 925 transitions, 37757 flow, removed 2 selfloop flow, removed 3 redundant places. [2021-03-24 23:42:05,916 INFO L241 Difference]: Finished difference. Result has 644 places, 908 transitions, 36197 flow [2021-03-24 23:42:05,916 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=35622, PETRI_DIFFERENCE_MINUEND_PLACES=636, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=905, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=222, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=682, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=36197, PETRI_PLACES=644, PETRI_TRANSITIONS=908} [2021-03-24 23:42:05,916 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 621 predicate places. [2021-03-24 23:42:05,916 INFO L480 AbstractCegarLoop]: Abstraction has has 644 places, 908 transitions, 36197 flow [2021-03-24 23:42:05,916 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:05,916 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:05,916 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:06,116 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable266 [2021-03-24 23:42:06,117 INFO L428 AbstractCegarLoop]: === Iteration 171 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:06,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:06,117 INFO L82 PathProgramCache]: Analyzing trace with hash -2119531407, now seen corresponding path program 80 times [2021-03-24 23:42:06,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:06,117 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417867462] [2021-03-24 23:42:06,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:06,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:06,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:06,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:06,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:06,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:06,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:06,131 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:42:06,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:42:06,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:06,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:42:06,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:06,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:06,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:06,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:06,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:06,150 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417867462] [2021-03-24 23:42:06,150 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:42:06,150 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:42:06,150 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534153745] [2021-03-24 23:42:06,150 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:06,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:06,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:06,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:42:06,151 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:06,151 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 644 places, 908 transitions, 36197 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:06,151 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:06,151 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:06,151 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:08,035 INFO L129 PetriNetUnfolder]: 2310/4891 cut-off events. [2021-03-24 23:42:08,036 INFO L130 PetriNetUnfolder]: For 298770/298823 co-relation queries the response was YES. [2021-03-24 23:42:08,113 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54706 conditions, 4891 events. 2310/4891 cut-off events. For 298770/298823 co-relation queries the response was YES. Maximal size of possible extension queue 510. Compared 42064 event pairs, 360 based on Foata normal form. 4/4894 useless extension candidates. Maximal degree in co-relation 54280. Up to 2176 conditions per place. [2021-03-24 23:42:08,136 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 638 selfloop transitions, 290 changer transitions 1/936 dead transitions. [2021-03-24 23:42:08,136 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 650 places, 936 transitions, 38564 flow [2021-03-24 23:42:08,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:08,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:08,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 146 transitions. [2021-03-24 23:42:08,136 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7192118226600985 [2021-03-24 23:42:08,136 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 146 transitions. [2021-03-24 23:42:08,137 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 146 transitions. [2021-03-24 23:42:08,137 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:08,137 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 146 transitions. [2021-03-24 23:42:08,137 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.857142857142858) internal successors, (146), 7 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:08,137 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:08,137 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:08,137 INFO L185 Difference]: Start difference. First operand has 644 places, 908 transitions, 36197 flow. Second operand 7 states and 146 transitions. [2021-03-24 23:42:08,137 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 650 places, 936 transitions, 38564 flow [2021-03-24 23:42:09,626 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 645 places, 936 transitions, 37913 flow, removed 8 selfloop flow, removed 5 redundant places. [2021-03-24 23:42:09,646 INFO L241 Difference]: Finished difference. Result has 646 places, 907 transitions, 36100 flow [2021-03-24 23:42:09,647 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=35546, PETRI_DIFFERENCE_MINUEND_PLACES=639, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=908, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=290, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=618, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=36100, PETRI_PLACES=646, PETRI_TRANSITIONS=907} [2021-03-24 23:42:09,647 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 623 predicate places. [2021-03-24 23:42:09,647 INFO L480 AbstractCegarLoop]: Abstraction has has 646 places, 907 transitions, 36100 flow [2021-03-24 23:42:09,647 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:09,647 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:09,647 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:09,647 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2021-03-24 23:42:09,647 INFO L428 AbstractCegarLoop]: === Iteration 172 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:09,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:09,647 INFO L82 PathProgramCache]: Analyzing trace with hash -1374459671, now seen corresponding path program 81 times [2021-03-24 23:42:09,647 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:09,647 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097959912] [2021-03-24 23:42:09,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:09,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:09,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:09,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:09,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:09,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:09,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:09,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:09,663 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:42:09,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:42:09,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:09,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:42:09,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:09,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:09,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:09,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:09,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:09,684 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097959912] [2021-03-24 23:42:09,684 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:42:09,684 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:42:09,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402551646] [2021-03-24 23:42:09,685 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:09,685 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:09,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:09,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:42:09,685 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:09,685 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 646 places, 907 transitions, 36100 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:09,685 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:09,685 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:09,685 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:11,632 INFO L129 PetriNetUnfolder]: 2308/4885 cut-off events. [2021-03-24 23:42:11,632 INFO L130 PetriNetUnfolder]: For 297904/297957 co-relation queries the response was YES. [2021-03-24 23:42:11,702 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54588 conditions, 4885 events. 2308/4885 cut-off events. For 297904/297957 co-relation queries the response was YES. Maximal size of possible extension queue 514. Compared 42023 event pairs, 365 based on Foata normal form. 4/4888 useless extension candidates. Maximal degree in co-relation 54158. Up to 2176 conditions per place. [2021-03-24 23:42:11,725 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 633 selfloop transitions, 299 changer transitions 0/939 dead transitions. [2021-03-24 23:42:11,725 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 652 places, 939 transitions, 38675 flow [2021-03-24 23:42:11,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:11,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:11,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:42:11,726 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:42:11,726 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:42:11,726 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:42:11,726 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:11,726 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:42:11,726 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:42:11,726 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:11,726 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:11,726 INFO L185 Difference]: Start difference. First operand has 646 places, 907 transitions, 36100 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:42:11,726 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 652 places, 939 transitions, 38675 flow [2021-03-24 23:42:13,120 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 650 places, 939 transitions, 38399 flow, removed 9 selfloop flow, removed 2 redundant places. [2021-03-24 23:42:13,140 INFO L241 Difference]: Finished difference. Result has 652 places, 914 transitions, 36737 flow [2021-03-24 23:42:13,140 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=35828, PETRI_DIFFERENCE_MINUEND_PLACES=644, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=907, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=292, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=612, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=36737, PETRI_PLACES=652, PETRI_TRANSITIONS=914} [2021-03-24 23:42:13,140 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 629 predicate places. [2021-03-24 23:42:13,140 INFO L480 AbstractCegarLoop]: Abstraction has has 652 places, 914 transitions, 36737 flow [2021-03-24 23:42:13,140 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:13,141 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:13,141 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:13,141 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2021-03-24 23:42:13,141 INFO L428 AbstractCegarLoop]: === Iteration 173 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:13,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:13,141 INFO L82 PathProgramCache]: Analyzing trace with hash 2105032271, now seen corresponding path program 73 times [2021-03-24 23:42:13,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:13,141 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638350917] [2021-03-24 23:42:13,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:13,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:13,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:13,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:13,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:13,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:42:13,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:13,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:42:13,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:13,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:42:13,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:13,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:42:13,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:13,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:13,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:13,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:13,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:13,178 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638350917] [2021-03-24 23:42:13,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:42:13,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:42:13,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128575081] [2021-03-24 23:42:13,179 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:13,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:13,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:13,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:42:13,179 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:13,179 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 652 places, 914 transitions, 36737 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:13,179 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:13,179 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:13,179 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:15,076 INFO L129 PetriNetUnfolder]: 2306/4868 cut-off events. [2021-03-24 23:42:15,076 INFO L130 PetriNetUnfolder]: For 303801/303854 co-relation queries the response was YES. [2021-03-24 23:42:15,167 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54793 conditions, 4868 events. 2306/4868 cut-off events. For 303801/303854 co-relation queries the response was YES. Maximal size of possible extension queue 513. Compared 41991 event pairs, 540 based on Foata normal form. 2/4869 useless extension candidates. Maximal degree in co-relation 54487. Up to 2925 conditions per place. [2021-03-24 23:42:15,193 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 633 selfloop transitions, 285 changer transitions 1/926 dead transitions. [2021-03-24 23:42:15,193 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 658 places, 926 transitions, 38686 flow [2021-03-24 23:42:15,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:15,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:15,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:42:15,194 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:42:15,194 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:42:15,194 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:42:15,194 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:15,194 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:42:15,194 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:42:15,194 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:15,194 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:15,194 INFO L185 Difference]: Start difference. First operand has 652 places, 914 transitions, 36737 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:42:15,194 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 658 places, 926 transitions, 38686 flow [2021-03-24 23:42:16,754 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 656 places, 926 transitions, 38422 flow, removed 3 selfloop flow, removed 2 redundant places. [2021-03-24 23:42:16,775 INFO L241 Difference]: Finished difference. Result has 656 places, 911 transitions, 36935 flow [2021-03-24 23:42:16,775 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=36405, PETRI_DIFFERENCE_MINUEND_PLACES=650, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=912, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=285, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=627, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=36935, PETRI_PLACES=656, PETRI_TRANSITIONS=911} [2021-03-24 23:42:16,775 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 633 predicate places. [2021-03-24 23:42:16,775 INFO L480 AbstractCegarLoop]: Abstraction has has 656 places, 911 transitions, 36935 flow [2021-03-24 23:42:16,775 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:16,775 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:16,775 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:16,776 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2021-03-24 23:42:16,776 INFO L428 AbstractCegarLoop]: === Iteration 174 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:16,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:16,776 INFO L82 PathProgramCache]: Analyzing trace with hash -2038793101, now seen corresponding path program 82 times [2021-03-24 23:42:16,776 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:16,776 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500365674] [2021-03-24 23:42:16,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:16,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:16,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:16,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:16,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:16,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:16,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:16,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:16,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:16,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:42:16,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:16,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:42:16,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:16,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:16,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:16,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:16,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:16,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500365674] [2021-03-24 23:42:16,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:42:16,811 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:42:16,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806961695] [2021-03-24 23:42:16,811 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:16,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:16,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:16,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:42:16,812 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:16,812 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 656 places, 911 transitions, 36935 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:16,812 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:16,812 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:16,812 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:18,625 INFO L129 PetriNetUnfolder]: 2302/4842 cut-off events. [2021-03-24 23:42:18,625 INFO L130 PetriNetUnfolder]: For 310525/310578 co-relation queries the response was YES. [2021-03-24 23:42:18,702 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54745 conditions, 4842 events. 2302/4842 cut-off events. For 310525/310578 co-relation queries the response was YES. Maximal size of possible extension queue 507. Compared 41359 event pairs, 354 based on Foata normal form. 4/4845 useless extension candidates. Maximal degree in co-relation 54440. Up to 2176 conditions per place. [2021-03-24 23:42:18,727 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 628 selfloop transitions, 305 changer transitions 0/940 dead transitions. [2021-03-24 23:42:18,727 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 662 places, 940 transitions, 39365 flow [2021-03-24 23:42:18,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:18,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:18,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:42:18,728 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:42:18,728 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:42:18,728 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:42:18,728 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:18,728 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:42:18,728 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:42:18,728 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:18,728 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:18,728 INFO L185 Difference]: Start difference. First operand has 656 places, 911 transitions, 36935 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:42:18,728 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 662 places, 940 transitions, 39365 flow [2021-03-24 23:42:20,316 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 658 places, 940 transitions, 39026 flow, removed 1 selfloop flow, removed 4 redundant places. [2021-03-24 23:42:20,336 INFO L241 Difference]: Finished difference. Result has 660 places, 917 transitions, 37427 flow [2021-03-24 23:42:20,337 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=36596, PETRI_DIFFERENCE_MINUEND_PLACES=652, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=911, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=299, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=610, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=37427, PETRI_PLACES=660, PETRI_TRANSITIONS=917} [2021-03-24 23:42:20,337 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 637 predicate places. [2021-03-24 23:42:20,337 INFO L480 AbstractCegarLoop]: Abstraction has has 660 places, 917 transitions, 37427 flow [2021-03-24 23:42:20,337 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:20,337 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:20,337 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:20,337 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2021-03-24 23:42:20,337 INFO L428 AbstractCegarLoop]: === Iteration 175 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:20,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:20,337 INFO L82 PathProgramCache]: Analyzing trace with hash 973362741, now seen corresponding path program 74 times [2021-03-24 23:42:20,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:20,337 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405028020] [2021-03-24 23:42:20,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:20,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:20,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:20,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:20,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:20,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:42:20,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:20,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:42:20,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:20,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:42:20,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:20,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:42:20,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:20,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:20,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:20,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:20,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:20,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405028020] [2021-03-24 23:42:20,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:42:20,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:42:20,392 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546690667] [2021-03-24 23:42:20,392 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:20,392 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:20,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:20,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:42:20,392 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:20,392 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 660 places, 917 transitions, 37427 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:20,392 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:20,392 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:20,392 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:22,265 INFO L129 PetriNetUnfolder]: 2300/4829 cut-off events. [2021-03-24 23:42:22,265 INFO L130 PetriNetUnfolder]: For 314633/314686 co-relation queries the response was YES. [2021-03-24 23:42:22,344 INFO L84 FinitePrefix]: Finished finitePrefix Result has 55019 conditions, 4829 events. 2300/4829 cut-off events. For 314633/314686 co-relation queries the response was YES. Maximal size of possible extension queue 507. Compared 41366 event pairs, 529 based on Foata normal form. 2/4830 useless extension candidates. Maximal degree in co-relation 54709. Up to 2915 conditions per place. [2021-03-24 23:42:22,369 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 623 selfloop transitions, 299 changer transitions 0/929 dead transitions. [2021-03-24 23:42:22,369 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 666 places, 929 transitions, 39413 flow [2021-03-24 23:42:22,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:22,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:22,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 149 transitions. [2021-03-24 23:42:22,370 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7339901477832512 [2021-03-24 23:42:22,370 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 149 transitions. [2021-03-24 23:42:22,370 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 149 transitions. [2021-03-24 23:42:22,370 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:22,370 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 149 transitions. [2021-03-24 23:42:22,370 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:42:22,370 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:22,370 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:22,370 INFO L185 Difference]: Start difference. First operand has 660 places, 917 transitions, 37427 flow. Second operand 7 states and 149 transitions. [2021-03-24 23:42:22,371 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 666 places, 929 transitions, 39413 flow [2021-03-24 23:42:24,020 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 662 places, 929 transitions, 38835 flow, removed 14 selfloop flow, removed 4 redundant places. [2021-03-24 23:42:24,041 INFO L241 Difference]: Finished difference. Result has 662 places, 916 transitions, 37414 flow [2021-03-24 23:42:24,041 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=36816, PETRI_DIFFERENCE_MINUEND_PLACES=656, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=916, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=299, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=617, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=37414, PETRI_PLACES=662, PETRI_TRANSITIONS=916} [2021-03-24 23:42:24,042 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 639 predicate places. [2021-03-24 23:42:24,042 INFO L480 AbstractCegarLoop]: Abstraction has has 662 places, 916 transitions, 37414 flow [2021-03-24 23:42:24,042 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:24,042 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:24,042 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:24,042 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2021-03-24 23:42:24,042 INFO L428 AbstractCegarLoop]: === Iteration 176 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:24,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:24,042 INFO L82 PathProgramCache]: Analyzing trace with hash 285753039, now seen corresponding path program 83 times [2021-03-24 23:42:24,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:24,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800515150] [2021-03-24 23:42:24,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:24,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:24,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:24,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:24,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:24,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:24,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:24,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:24,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:24,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:24,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:24,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:42:24,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:24,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:24,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:24,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:24,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:24,074 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800515150] [2021-03-24 23:42:24,074 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:42:24,074 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:42:24,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682286607] [2021-03-24 23:42:24,074 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:24,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:24,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:24,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:42:24,074 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:24,075 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 662 places, 916 transitions, 37414 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:24,075 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:24,075 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:24,075 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:26,035 INFO L129 PetriNetUnfolder]: 2298/4837 cut-off events. [2021-03-24 23:42:26,035 INFO L130 PetriNetUnfolder]: For 316363/316416 co-relation queries the response was YES. [2021-03-24 23:42:26,117 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54861 conditions, 4837 events. 2298/4837 cut-off events. For 316363/316416 co-relation queries the response was YES. Maximal size of possible extension queue 501. Compared 41147 event pairs, 256 based on Foata normal form. 2/4838 useless extension candidates. Maximal degree in co-relation 54552. Up to 2176 conditions per place. [2021-03-24 23:42:26,141 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 619 selfloop transitions, 315 changer transitions 0/941 dead transitions. [2021-03-24 23:42:26,141 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 668 places, 941 transitions, 39686 flow [2021-03-24 23:42:26,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:26,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:26,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:42:26,142 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:42:26,142 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:42:26,142 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:42:26,142 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:26,142 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:42:26,142 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:26,142 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:26,142 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:26,142 INFO L185 Difference]: Start difference. First operand has 662 places, 916 transitions, 37414 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:42:26,142 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 668 places, 941 transitions, 39686 flow [2021-03-24 23:42:27,664 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 665 places, 941 transitions, 39059 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-03-24 23:42:27,684 INFO L241 Difference]: Finished difference. Result has 666 places, 916 transitions, 37433 flow [2021-03-24 23:42:27,685 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=36753, PETRI_DIFFERENCE_MINUEND_PLACES=659, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=915, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=314, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=600, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=37433, PETRI_PLACES=666, PETRI_TRANSITIONS=916} [2021-03-24 23:42:27,685 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 643 predicate places. [2021-03-24 23:42:27,685 INFO L480 AbstractCegarLoop]: Abstraction has has 666 places, 916 transitions, 37433 flow [2021-03-24 23:42:27,685 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:27,685 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:27,685 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:27,685 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2021-03-24 23:42:27,685 INFO L428 AbstractCegarLoop]: === Iteration 177 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:27,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:27,685 INFO L82 PathProgramCache]: Analyzing trace with hash 2123518991, now seen corresponding path program 84 times [2021-03-24 23:42:27,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:27,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999858157] [2021-03-24 23:42:27,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:27,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:27,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:27,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:27,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:27,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:27,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:27,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:27,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:27,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:27,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:42:27,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:27,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:27,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:27,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:27,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:27,716 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999858157] [2021-03-24 23:42:27,716 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:42:27,716 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:42:27,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183117095] [2021-03-24 23:42:27,716 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:27,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:27,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:27,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:42:27,716 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:27,716 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 666 places, 916 transitions, 37433 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:27,716 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:27,716 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:27,716 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:29,594 INFO L129 PetriNetUnfolder]: 2297/4834 cut-off events. [2021-03-24 23:42:29,594 INFO L130 PetriNetUnfolder]: For 317545/317598 co-relation queries the response was YES. [2021-03-24 23:42:29,666 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54815 conditions, 4834 events. 2297/4834 cut-off events. For 317545/317598 co-relation queries the response was YES. Maximal size of possible extension queue 499. Compared 41164 event pairs, 256 based on Foata normal form. 1/4834 useless extension candidates. Maximal degree in co-relation 54505. Up to 2176 conditions per place. [2021-03-24 23:42:29,689 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 621 selfloop transitions, 310 changer transitions 1/939 dead transitions. [2021-03-24 23:42:29,689 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 672 places, 939 transitions, 39650 flow [2021-03-24 23:42:29,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:29,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:29,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 144 transitions. [2021-03-24 23:42:29,690 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7093596059113301 [2021-03-24 23:42:29,690 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 144 transitions. [2021-03-24 23:42:29,690 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 144 transitions. [2021-03-24 23:42:29,690 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:29,690 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 144 transitions. [2021-03-24 23:42:29,690 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.571428571428573) internal successors, (144), 7 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:29,690 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:29,690 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:29,690 INFO L185 Difference]: Start difference. First operand has 666 places, 916 transitions, 37433 flow. Second operand 7 states and 144 transitions. [2021-03-24 23:42:29,690 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 672 places, 939 transitions, 39650 flow [2021-03-24 23:42:31,131 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 669 places, 939 transitions, 39120 flow, removed 6 selfloop flow, removed 3 redundant places. [2021-03-24 23:42:31,151 INFO L241 Difference]: Finished difference. Result has 669 places, 914 transitions, 37436 flow [2021-03-24 23:42:31,152 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=36850, PETRI_DIFFERENCE_MINUEND_PLACES=663, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=915, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=310, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=605, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=37436, PETRI_PLACES=669, PETRI_TRANSITIONS=914} [2021-03-24 23:42:31,152 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 646 predicate places. [2021-03-24 23:42:31,152 INFO L480 AbstractCegarLoop]: Abstraction has has 669 places, 914 transitions, 37436 flow [2021-03-24 23:42:31,152 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:31,152 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:31,152 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:31,152 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2021-03-24 23:42:31,152 INFO L428 AbstractCegarLoop]: === Iteration 178 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:31,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:31,152 INFO L82 PathProgramCache]: Analyzing trace with hash -2125843089, now seen corresponding path program 75 times [2021-03-24 23:42:31,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:31,152 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882424628] [2021-03-24 23:42:31,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:31,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:31,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:31,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:31,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:42:31,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:31,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:42:31,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:31,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:42:31,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:31,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:42:31,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:31,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:31,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:31,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:31,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:31,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882424628] [2021-03-24 23:42:31,201 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:42:31,201 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:42:31,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714184405] [2021-03-24 23:42:31,202 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:31,202 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:31,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:31,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:42:31,202 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:31,202 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 669 places, 914 transitions, 37436 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:31,202 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:31,202 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:31,202 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:33,048 INFO L129 PetriNetUnfolder]: 2296/4804 cut-off events. [2021-03-24 23:42:33,048 INFO L130 PetriNetUnfolder]: For 316184/316237 co-relation queries the response was YES. [2021-03-24 23:42:33,126 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54882 conditions, 4804 events. 2296/4804 cut-off events. For 316184/316237 co-relation queries the response was YES. Maximal size of possible extension queue 497. Compared 40893 event pairs, 528 based on Foata normal form. 1/4804 useless extension candidates. Maximal degree in co-relation 54572. Up to 2906 conditions per place. [2021-03-24 23:42:33,149 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 622 selfloop transitions, 296 changer transitions 1/926 dead transitions. [2021-03-24 23:42:33,150 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 673 places, 926 transitions, 39390 flow [2021-03-24 23:42:33,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:33,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:33,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 146 transitions. [2021-03-24 23:42:33,150 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7192118226600985 [2021-03-24 23:42:33,150 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 146 transitions. [2021-03-24 23:42:33,150 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 146 transitions. [2021-03-24 23:42:33,150 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:33,150 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 146 transitions. [2021-03-24 23:42:33,151 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.857142857142858) internal successors, (146), 7 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:33,151 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:33,151 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:33,151 INFO L185 Difference]: Start difference. First operand has 669 places, 914 transitions, 37436 flow. Second operand 7 states and 146 transitions. [2021-03-24 23:42:33,151 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 673 places, 926 transitions, 39390 flow [2021-03-24 23:42:34,664 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 667 places, 926 transitions, 38712 flow, removed 5 selfloop flow, removed 6 redundant places. [2021-03-24 23:42:34,685 INFO L241 Difference]: Finished difference. Result has 667 places, 912 transitions, 37256 flow [2021-03-24 23:42:34,685 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=36699, PETRI_DIFFERENCE_MINUEND_PLACES=661, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=913, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=296, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=617, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=37256, PETRI_PLACES=667, PETRI_TRANSITIONS=912} [2021-03-24 23:42:34,685 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 644 predicate places. [2021-03-24 23:42:34,685 INFO L480 AbstractCegarLoop]: Abstraction has has 667 places, 912 transitions, 37256 flow [2021-03-24 23:42:34,685 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:34,685 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:34,685 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:34,685 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2021-03-24 23:42:34,686 INFO L428 AbstractCegarLoop]: === Iteration 179 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:34,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:34,686 INFO L82 PathProgramCache]: Analyzing trace with hash -1994789297, now seen corresponding path program 85 times [2021-03-24 23:42:34,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:34,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733269810] [2021-03-24 23:42:34,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:34,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:34,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:34,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:34,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:34,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:34,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:34,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:34,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:42:34,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:34,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:42:34,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:34,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:34,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:34,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:34,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:34,726 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733269810] [2021-03-24 23:42:34,726 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:42:34,726 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:42:34,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367447494] [2021-03-24 23:42:34,726 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:34,726 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:34,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:34,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:42:34,727 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:34,727 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 667 places, 912 transitions, 37256 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:34,727 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:34,727 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:34,727 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:36,505 INFO L129 PetriNetUnfolder]: 2294/4793 cut-off events. [2021-03-24 23:42:36,505 INFO L130 PetriNetUnfolder]: For 313661/313714 co-relation queries the response was YES. [2021-03-24 23:42:36,583 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54642 conditions, 4793 events. 2294/4793 cut-off events. For 313661/313714 co-relation queries the response was YES. Maximal size of possible extension queue 497. Compared 40551 event pairs, 357 based on Foata normal form. 2/4794 useless extension candidates. Maximal degree in co-relation 54371. Up to 2176 conditions per place. [2021-03-24 23:42:36,609 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 623 selfloop transitions, 313 changer transitions 0/943 dead transitions. [2021-03-24 23:42:36,610 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 672 places, 943 transitions, 39786 flow [2021-03-24 23:42:36,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:36,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:36,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:42:36,610 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:42:36,610 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:42:36,610 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:42:36,610 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:36,610 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:42:36,611 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:42:36,611 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:36,611 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:36,611 INFO L185 Difference]: Start difference. First operand has 667 places, 912 transitions, 37256 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:42:36,611 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 672 places, 943 transitions, 39786 flow [2021-03-24 23:42:38,133 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 663 places, 943 transitions, 39159 flow, removed 1 selfloop flow, removed 9 redundant places. [2021-03-24 23:42:38,153 INFO L241 Difference]: Finished difference. Result has 664 places, 919 transitions, 37533 flow [2021-03-24 23:42:38,154 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=36564, PETRI_DIFFERENCE_MINUEND_PLACES=657, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=910, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=304, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=605, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=37533, PETRI_PLACES=664, PETRI_TRANSITIONS=919} [2021-03-24 23:42:38,154 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 641 predicate places. [2021-03-24 23:42:38,154 INFO L480 AbstractCegarLoop]: Abstraction has has 664 places, 919 transitions, 37533 flow [2021-03-24 23:42:38,154 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:38,154 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:38,154 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:38,154 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2021-03-24 23:42:38,154 INFO L428 AbstractCegarLoop]: === Iteration 180 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:38,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:38,154 INFO L82 PathProgramCache]: Analyzing trace with hash -1264224753, now seen corresponding path program 86 times [2021-03-24 23:42:38,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:38,154 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527032005] [2021-03-24 23:42:38,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:38,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:38,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:38,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:38,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:38,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:38,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:38,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:38,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:38,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:42:38,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:38,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:42:38,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:38,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:38,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:38,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:38,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:38,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527032005] [2021-03-24 23:42:38,187 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:42:38,187 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:42:38,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263062467] [2021-03-24 23:42:38,187 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:38,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:38,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:38,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:42:38,188 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:38,188 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 664 places, 919 transitions, 37533 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:38,188 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:38,188 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:38,188 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:40,000 INFO L129 PetriNetUnfolder]: 2293/4788 cut-off events. [2021-03-24 23:42:40,001 INFO L130 PetriNetUnfolder]: For 314479/314532 co-relation queries the response was YES. [2021-03-24 23:42:40,077 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54678 conditions, 4788 events. 2293/4788 cut-off events. For 314479/314532 co-relation queries the response was YES. Maximal size of possible extension queue 493. Compared 40520 event pairs, 355 based on Foata normal form. 1/4788 useless extension candidates. Maximal degree in co-relation 54275. Up to 2176 conditions per place. [2021-03-24 23:42:40,100 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 628 selfloop transitions, 303 changer transitions 1/939 dead transitions. [2021-03-24 23:42:40,100 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 670 places, 939 transitions, 39692 flow [2021-03-24 23:42:40,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:40,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:40,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 145 transitions. [2021-03-24 23:42:40,100 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7142857142857143 [2021-03-24 23:42:40,100 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 145 transitions. [2021-03-24 23:42:40,100 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 145 transitions. [2021-03-24 23:42:40,101 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:40,101 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 145 transitions. [2021-03-24 23:42:40,101 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:40,101 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:40,101 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:40,101 INFO L185 Difference]: Start difference. First operand has 664 places, 919 transitions, 37533 flow. Second operand 7 states and 145 transitions. [2021-03-24 23:42:40,101 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 670 places, 939 transitions, 39692 flow [2021-03-24 23:42:41,646 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 667 places, 939 transitions, 39174 flow, removed 5 selfloop flow, removed 3 redundant places. [2021-03-24 23:42:41,670 INFO L241 Difference]: Finished difference. Result has 667 places, 917 transitions, 37526 flow [2021-03-24 23:42:41,670 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=36960, PETRI_DIFFERENCE_MINUEND_PLACES=661, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=918, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=303, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=615, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=37526, PETRI_PLACES=667, PETRI_TRANSITIONS=917} [2021-03-24 23:42:41,670 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 644 predicate places. [2021-03-24 23:42:41,670 INFO L480 AbstractCegarLoop]: Abstraction has has 667 places, 917 transitions, 37526 flow [2021-03-24 23:42:41,670 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:41,670 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:41,670 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:41,671 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2021-03-24 23:42:41,671 INFO L428 AbstractCegarLoop]: === Iteration 181 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:41,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:41,671 INFO L82 PathProgramCache]: Analyzing trace with hash -2093845105, now seen corresponding path program 76 times [2021-03-24 23:42:41,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:41,671 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380042983] [2021-03-24 23:42:41,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:41,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:41,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:41,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:41,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:42:41,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:41,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:42:41,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:41,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:42:41,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:41,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:42:41,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:41,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:41,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:41,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:41,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:41,716 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380042983] [2021-03-24 23:42:41,716 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:42:41,716 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:42:41,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863685507] [2021-03-24 23:42:41,716 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:41,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:41,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:41,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:42:41,716 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:41,716 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 667 places, 917 transitions, 37526 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:41,717 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:41,717 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:41,717 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:43,565 INFO L129 PetriNetUnfolder]: 2292/4776 cut-off events. [2021-03-24 23:42:43,565 INFO L130 PetriNetUnfolder]: For 315101/315154 co-relation queries the response was YES. [2021-03-24 23:42:43,644 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54632 conditions, 4776 events. 2292/4776 cut-off events. For 315101/315154 co-relation queries the response was YES. Maximal size of possible extension queue 491. Compared 40509 event pairs, 535 based on Foata normal form. 2/4777 useless extension candidates. Maximal degree in co-relation 54281. Up to 2897 conditions per place. [2021-03-24 23:42:43,669 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 637 selfloop transitions, 286 changer transitions 0/930 dead transitions. [2021-03-24 23:42:43,669 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 670 places, 930 transitions, 39544 flow [2021-03-24 23:42:43,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:43,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:43,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:42:43,669 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:42:43,670 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:42:43,670 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:42:43,670 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:43,670 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:42:43,670 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:43,670 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:43,670 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:43,670 INFO L185 Difference]: Start difference. First operand has 667 places, 917 transitions, 37526 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:42:43,670 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 670 places, 930 transitions, 39544 flow [2021-03-24 23:42:45,178 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 662 places, 930 transitions, 38871 flow, removed 4 selfloop flow, removed 8 redundant places. [2021-03-24 23:42:45,200 INFO L241 Difference]: Finished difference. Result has 662 places, 917 transitions, 37424 flow [2021-03-24 23:42:45,200 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=36820, PETRI_DIFFERENCE_MINUEND_PLACES=656, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=916, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=285, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=631, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=37424, PETRI_PLACES=662, PETRI_TRANSITIONS=917} [2021-03-24 23:42:45,200 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 639 predicate places. [2021-03-24 23:42:45,200 INFO L480 AbstractCegarLoop]: Abstraction has has 662 places, 917 transitions, 37424 flow [2021-03-24 23:42:45,200 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:45,200 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:45,200 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:45,200 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2021-03-24 23:42:45,200 INFO L428 AbstractCegarLoop]: === Iteration 182 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:45,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:45,201 INFO L82 PathProgramCache]: Analyzing trace with hash -2026069847, now seen corresponding path program 87 times [2021-03-24 23:42:45,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:45,201 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613450174] [2021-03-24 23:42:45,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:45,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:45,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:45,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:45,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:45,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:45,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:45,220 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:42:45,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:42:45,228 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:42:45,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:45,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:45,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:45,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:45,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:45,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:45,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613450174] [2021-03-24 23:42:45,241 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:42:45,241 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:42:45,241 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683392949] [2021-03-24 23:42:45,242 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:45,242 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:45,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:45,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:42:45,242 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:45,242 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 662 places, 917 transitions, 37424 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:45,242 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:45,242 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:45,242 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:47,171 INFO L129 PetriNetUnfolder]: 2295/4772 cut-off events. [2021-03-24 23:42:47,172 INFO L130 PetriNetUnfolder]: For 315497/315550 co-relation queries the response was YES. [2021-03-24 23:42:47,246 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54603 conditions, 4772 events. 2295/4772 cut-off events. For 315497/315550 co-relation queries the response was YES. Maximal size of possible extension queue 490. Compared 40193 event pairs, 355 based on Foata normal form. 2/4773 useless extension candidates. Maximal degree in co-relation 54178. Up to 2176 conditions per place. [2021-03-24 23:42:47,270 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 621 selfloop transitions, 316 changer transitions 0/944 dead transitions. [2021-03-24 23:42:47,270 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 666 places, 944 transitions, 39913 flow [2021-03-24 23:42:47,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:47,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:47,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:42:47,270 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:42:47,270 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:42:47,271 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:42:47,271 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:47,271 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:42:47,271 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:42:47,271 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:47,271 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:47,271 INFO L185 Difference]: Start difference. First operand has 662 places, 917 transitions, 37424 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:42:47,271 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 666 places, 944 transitions, 39913 flow [2021-03-24 23:42:48,781 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 661 places, 944 transitions, 39509 flow, removed 7 selfloop flow, removed 5 redundant places. [2021-03-24 23:42:48,802 INFO L241 Difference]: Finished difference. Result has 662 places, 922 transitions, 37966 flow [2021-03-24 23:42:48,803 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=36997, PETRI_DIFFERENCE_MINUEND_PLACES=655, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=916, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=310, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=604, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=37966, PETRI_PLACES=662, PETRI_TRANSITIONS=922} [2021-03-24 23:42:48,803 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 639 predicate places. [2021-03-24 23:42:48,803 INFO L480 AbstractCegarLoop]: Abstraction has has 662 places, 922 transitions, 37966 flow [2021-03-24 23:42:48,803 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:48,803 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:48,803 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:48,803 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2021-03-24 23:42:48,803 INFO L428 AbstractCegarLoop]: === Iteration 183 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:48,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:48,803 INFO L82 PathProgramCache]: Analyzing trace with hash 154007239, now seen corresponding path program 88 times [2021-03-24 23:42:48,803 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:48,803 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243046547] [2021-03-24 23:42:48,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:48,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:48,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:48,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:48,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:48,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:48,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:48,818 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:42:48,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:42:48,825 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-03-24 23:42:48,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:48,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:48,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:48,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:48,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:48,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:48,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243046547] [2021-03-24 23:42:48,839 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:42:48,839 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:42:48,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531858165] [2021-03-24 23:42:48,839 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:48,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:48,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:48,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:42:48,840 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:48,840 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 662 places, 922 transitions, 37966 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:48,840 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:48,840 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:48,840 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:50,723 INFO L129 PetriNetUnfolder]: 2297/4771 cut-off events. [2021-03-24 23:42:50,723 INFO L130 PetriNetUnfolder]: For 321290/321343 co-relation queries the response was YES. [2021-03-24 23:42:50,802 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54946 conditions, 4771 events. 2297/4771 cut-off events. For 321290/321343 co-relation queries the response was YES. Maximal size of possible extension queue 491. Compared 40176 event pairs, 400 based on Foata normal form. 2/4772 useless extension candidates. Maximal degree in co-relation 54389. Up to 3110 conditions per place. [2021-03-24 23:42:50,826 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 704 selfloop transitions, 235 changer transitions 0/946 dead transitions. [2021-03-24 23:42:50,826 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 668 places, 946 transitions, 40324 flow [2021-03-24 23:42:50,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:50,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:50,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 150 transitions. [2021-03-24 23:42:50,827 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7389162561576355 [2021-03-24 23:42:50,827 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 150 transitions. [2021-03-24 23:42:50,827 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 150 transitions. [2021-03-24 23:42:50,827 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:50,827 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 150 transitions. [2021-03-24 23:42:50,827 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:42:50,828 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:50,828 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:50,828 INFO L185 Difference]: Start difference. First operand has 662 places, 922 transitions, 37966 flow. Second operand 7 states and 150 transitions. [2021-03-24 23:42:50,828 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 668 places, 946 transitions, 40324 flow [2021-03-24 23:42:52,414 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 663 places, 946 transitions, 39732 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-03-24 23:42:52,435 INFO L241 Difference]: Finished difference. Result has 664 places, 926 transitions, 38085 flow [2021-03-24 23:42:52,436 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=37324, PETRI_DIFFERENCE_MINUEND_PLACES=657, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=920, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=229, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=689, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=38085, PETRI_PLACES=664, PETRI_TRANSITIONS=926} [2021-03-24 23:42:52,436 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 641 predicate places. [2021-03-24 23:42:52,436 INFO L480 AbstractCegarLoop]: Abstraction has has 664 places, 926 transitions, 38085 flow [2021-03-24 23:42:52,436 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:52,436 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:52,436 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:52,436 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2021-03-24 23:42:52,436 INFO L428 AbstractCegarLoop]: === Iteration 184 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:52,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:52,437 INFO L82 PathProgramCache]: Analyzing trace with hash 287754151, now seen corresponding path program 77 times [2021-03-24 23:42:52,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:52,437 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38042638] [2021-03-24 23:42:52,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:52,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:52,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:52,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:52,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:42:52,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:52,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:52,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:52,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:42:52,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:52,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:42:52,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:52,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:52,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:52,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:52,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:52,477 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38042638] [2021-03-24 23:42:52,477 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:42:52,477 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:42:52,477 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462373976] [2021-03-24 23:42:52,477 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:52,477 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:52,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:52,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:42:52,478 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:52,478 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 664 places, 926 transitions, 38085 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:52,478 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:52,478 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:52,478 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:54,288 INFO L129 PetriNetUnfolder]: 2295/4756 cut-off events. [2021-03-24 23:42:54,288 INFO L130 PetriNetUnfolder]: For 317995/318048 co-relation queries the response was YES. [2021-03-24 23:42:54,366 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54789 conditions, 4756 events. 2295/4756 cut-off events. For 317995/318048 co-relation queries the response was YES. Maximal size of possible extension queue 488. Compared 40085 event pairs, 542 based on Foata normal form. 2/4757 useless extension candidates. Maximal degree in co-relation 54236. Up to 2904 conditions per place. [2021-03-24 23:42:54,391 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 716 selfloop transitions, 218 changer transitions 1/942 dead transitions. [2021-03-24 23:42:54,391 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 670 places, 942 transitions, 40102 flow [2021-03-24 23:42:54,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:54,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:54,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 148 transitions. [2021-03-24 23:42:54,391 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.729064039408867 [2021-03-24 23:42:54,391 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 148 transitions. [2021-03-24 23:42:54,391 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 148 transitions. [2021-03-24 23:42:54,391 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:54,392 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 148 transitions. [2021-03-24 23:42:54,392 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 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) [2021-03-24 23:42:54,392 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:54,392 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:54,392 INFO L185 Difference]: Start difference. First operand has 664 places, 926 transitions, 38085 flow. Second operand 7 states and 148 transitions. [2021-03-24 23:42:54,392 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 670 places, 942 transitions, 40102 flow [2021-03-24 23:42:56,009 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 668 places, 942 transitions, 39915 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 23:42:56,031 INFO L241 Difference]: Finished difference. Result has 669 places, 924 transitions, 38246 flow [2021-03-24 23:42:56,032 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=37846, PETRI_DIFFERENCE_MINUEND_PLACES=662, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=925, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=218, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=707, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=38246, PETRI_PLACES=669, PETRI_TRANSITIONS=924} [2021-03-24 23:42:56,032 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 646 predicate places. [2021-03-24 23:42:56,032 INFO L480 AbstractCegarLoop]: Abstraction has has 669 places, 924 transitions, 38246 flow [2021-03-24 23:42:56,032 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:56,032 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:56,032 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:56,032 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2021-03-24 23:42:56,032 INFO L428 AbstractCegarLoop]: === Iteration 185 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:56,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:56,032 INFO L82 PathProgramCache]: Analyzing trace with hash 884571783, now seen corresponding path program 89 times [2021-03-24 23:42:56,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:56,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940502873] [2021-03-24 23:42:56,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:56,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:56,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:56,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:56,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:56,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:56,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:56,050 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-24 23:42:56,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:42:56,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:56,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:42:56,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:56,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:56,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:56,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:56,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:56,069 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940502873] [2021-03-24 23:42:56,069 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:42:56,069 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:42:56,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137533249] [2021-03-24 23:42:56,069 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:56,069 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:56,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:56,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:42:56,070 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:56,070 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 669 places, 924 transitions, 38246 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:56,070 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:56,070 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:56,070 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:42:58,030 INFO L129 PetriNetUnfolder]: 2294/4759 cut-off events. [2021-03-24 23:42:58,030 INFO L130 PetriNetUnfolder]: For 323468/323521 co-relation queries the response was YES. [2021-03-24 23:42:58,108 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54888 conditions, 4759 events. 2294/4759 cut-off events. For 323468/323521 co-relation queries the response was YES. Maximal size of possible extension queue 486. Compared 40000 event pairs, 398 based on Foata normal form. 1/4759 useless extension candidates. Maximal degree in co-relation 54587. Up to 3104 conditions per place. [2021-03-24 23:42:58,132 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 710 selfloop transitions, 224 changer transitions 1/942 dead transitions. [2021-03-24 23:42:58,132 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 675 places, 942 transitions, 40340 flow [2021-03-24 23:42:58,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:42:58,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:42:58,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 145 transitions. [2021-03-24 23:42:58,133 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7142857142857143 [2021-03-24 23:42:58,133 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 145 transitions. [2021-03-24 23:42:58,133 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 145 transitions. [2021-03-24 23:42:58,133 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:42:58,133 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 145 transitions. [2021-03-24 23:42:58,133 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:58,133 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:58,133 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:58,134 INFO L185 Difference]: Start difference. First operand has 669 places, 924 transitions, 38246 flow. Second operand 7 states and 145 transitions. [2021-03-24 23:42:58,134 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 675 places, 942 transitions, 40340 flow [2021-03-24 23:42:59,684 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 671 places, 942 transitions, 39755 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 23:42:59,705 INFO L241 Difference]: Finished difference. Result has 671 places, 922 transitions, 38015 flow [2021-03-24 23:42:59,705 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=37603, PETRI_DIFFERENCE_MINUEND_PLACES=665, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=923, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=224, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=699, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=38015, PETRI_PLACES=671, PETRI_TRANSITIONS=922} [2021-03-24 23:42:59,705 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 648 predicate places. [2021-03-24 23:42:59,705 INFO L480 AbstractCegarLoop]: Abstraction has has 671 places, 922 transitions, 38015 flow [2021-03-24 23:42:59,705 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:59,705 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:42:59,705 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:42:59,705 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2021-03-24 23:42:59,705 INFO L428 AbstractCegarLoop]: === Iteration 186 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:42:59,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:42:59,705 INFO L82 PathProgramCache]: Analyzing trace with hash 54951431, now seen corresponding path program 78 times [2021-03-24 23:42:59,706 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:42:59,706 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301041508] [2021-03-24 23:42:59,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:42:59,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:42:59,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:42:59,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:42:59,723 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-24 23:42:59,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:42:59,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:42:59,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:59,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:59,753 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301041508] [2021-03-24 23:42:59,753 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [632593368] [2021-03-24 23:42:59,753 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 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:42:59,781 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-24 23:42:59,781 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:42:59,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:42:59,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:42:59,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,787 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:42:59,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:42:59,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:42:59,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:42:59,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:42:59,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,801 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-03-24 23:42:59,801 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-24 23:42:59,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:42:59,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:42:59,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:42:59,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,803 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:42:59,803 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:42:59,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,804 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:42:59,805 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:42:59,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,806 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:42:59,806 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:42:59,807 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:42:59,807 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:42:59,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:59,816 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 23:42:59,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:42:59,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:42:59,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:42:59,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:42:59,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,818 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:42:59,819 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:42:59,819 INFO L142 QuantifierPusher]: treesize reduction 11, result has 79.2 percent of original size [2021-03-24 23:42:59,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:59,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:42:59,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:42:59,831 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-24 23:42:59,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:59,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:59,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:59,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:59,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:59,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:59,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:59,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:42:59,845 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:42:59,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:42:59,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:42:59,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:42:59,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:42:59,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:59,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:42:59,847 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:42:59,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:42:59,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:42:59,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:42:59,852 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:42:59,852 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2021-03-24 23:42:59,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691054472] [2021-03-24 23:42:59,852 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:42:59,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:42:59,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:42:59,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:42:59,852 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:42:59,852 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 671 places, 922 transitions, 38015 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:42:59,853 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:42:59,853 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:42:59,853 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:43:01,738 INFO L129 PetriNetUnfolder]: 2295/4743 cut-off events. [2021-03-24 23:43:01,738 INFO L130 PetriNetUnfolder]: For 319679/319732 co-relation queries the response was YES. [2021-03-24 23:43:01,814 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54749 conditions, 4743 events. 2295/4743 cut-off events. For 319679/319732 co-relation queries the response was YES. Maximal size of possible extension queue 485. Compared 39862 event pairs, 545 based on Foata normal form. 2/4744 useless extension candidates. Maximal degree in co-relation 54498. Up to 2901 conditions per place. [2021-03-24 23:43:01,837 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 706 selfloop transitions, 230 changer transitions 0/943 dead transitions. [2021-03-24 23:43:01,837 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 673 places, 943 transitions, 40238 flow [2021-03-24 23:43:01,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:43:01,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:43:01,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:43:01,838 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:43:01,838 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:43:01,838 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:43:01,838 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:43:01,838 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:43:01,838 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:01,839 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:01,839 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:01,839 INFO L185 Difference]: Start difference. First operand has 671 places, 922 transitions, 38015 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:43:01,839 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 673 places, 943 transitions, 40238 flow [2021-03-24 23:43:03,316 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 662 places, 943 transitions, 39490 flow, removed 10 selfloop flow, removed 11 redundant places. [2021-03-24 23:43:03,337 INFO L241 Difference]: Finished difference. Result has 664 places, 927 transitions, 37978 flow [2021-03-24 23:43:03,337 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=37235, PETRI_DIFFERENCE_MINUEND_PLACES=656, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=921, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=224, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=695, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=37978, PETRI_PLACES=664, PETRI_TRANSITIONS=927} [2021-03-24 23:43:03,338 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 641 predicate places. [2021-03-24 23:43:03,338 INFO L480 AbstractCegarLoop]: Abstraction has has 664 places, 927 transitions, 37978 flow [2021-03-24 23:43:03,338 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:03,338 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:43:03,338 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:43:03,538 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285,44 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:43:03,538 INFO L428 AbstractCegarLoop]: === Iteration 187 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:43:03,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:43:03,538 INFO L82 PathProgramCache]: Analyzing trace with hash 774336865, now seen corresponding path program 90 times [2021-03-24 23:43:03,539 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:43:03,539 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874213164] [2021-03-24 23:43:03,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:43:03,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:43:03,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:03,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:03,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:03,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:43:03,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:03,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:03,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:03,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:43:03,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:03,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:03,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:03,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:43:03,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:03,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:03,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:03,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874213164] [2021-03-24 23:43:03,578 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:43:03,578 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:43:03,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863596063] [2021-03-24 23:43:03,578 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:43:03,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:43:03,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:43:03,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:43:03,579 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:43:03,579 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 664 places, 927 transitions, 37978 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:03,579 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:43:03,579 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:43:03,579 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:43:05,432 INFO L129 PetriNetUnfolder]: 2294/4739 cut-off events. [2021-03-24 23:43:05,432 INFO L130 PetriNetUnfolder]: For 315707/315760 co-relation queries the response was YES. [2021-03-24 23:43:05,504 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54491 conditions, 4739 events. 2294/4739 cut-off events. For 315707/315760 co-relation queries the response was YES. Maximal size of possible extension queue 484. Compared 39647 event pairs, 395 based on Foata normal form. 2/4740 useless extension candidates. Maximal degree in co-relation 53998. Up to 3105 conditions per place. [2021-03-24 23:43:05,528 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 712 selfloop transitions, 231 changer transitions 0/950 dead transitions. [2021-03-24 23:43:05,528 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 668 places, 950 transitions, 40286 flow [2021-03-24 23:43:05,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:43:05,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:43:05,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:43:05,529 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:43:05,529 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:43:05,529 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:43:05,529 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:43:05,529 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:43:05,529 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:05,529 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:05,529 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:05,529 INFO L185 Difference]: Start difference. First operand has 664 places, 927 transitions, 37978 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:43:05,529 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 668 places, 950 transitions, 40286 flow [2021-03-24 23:43:06,956 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 660 places, 950 transitions, 39613 flow, removed 10 selfloop flow, removed 8 redundant places. [2021-03-24 23:43:06,977 INFO L241 Difference]: Finished difference. Result has 661 places, 931 transitions, 37946 flow [2021-03-24 23:43:06,977 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=37281, PETRI_DIFFERENCE_MINUEND_PLACES=654, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=926, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=226, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=699, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=37946, PETRI_PLACES=661, PETRI_TRANSITIONS=931} [2021-03-24 23:43:06,977 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 638 predicate places. [2021-03-24 23:43:06,977 INFO L480 AbstractCegarLoop]: Abstraction has has 661 places, 931 transitions, 37946 flow [2021-03-24 23:43:06,977 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:06,977 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:43:06,978 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:43:06,978 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2021-03-24 23:43:06,978 INFO L428 AbstractCegarLoop]: === Iteration 188 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:43:06,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:43:06,978 INFO L82 PathProgramCache]: Analyzing trace with hash -28165459, now seen corresponding path program 79 times [2021-03-24 23:43:06,978 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:43:06,978 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076059307] [2021-03-24 23:43:06,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:43:06,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:43:06,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:06,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:06,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:06,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:43:06,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:06,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:43:06,996 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-24 23:43:06,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:07,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:07,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:43:07,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:07,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076059307] [2021-03-24 23:43:07,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [759260359] [2021-03-24 23:43:07,020 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 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:43:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:43:07,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-24 23:43:07,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:43:07,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,051 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:43:07,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:07,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:07,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:07,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:07,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,065 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-03-24 23:43:07,066 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-24 23:43:07,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:07,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:07,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:43:07,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,067 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:07,067 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:07,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,069 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:07,069 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:07,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,070 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 23:43:07,070 INFO L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-03-24 23:43:07,070 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-03-24 23:43:07,071 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-03-24 23:43:07,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:07,080 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-24 23:43:07,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:43:07,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:07,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:43:07,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:43:07,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,082 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:43:07,082 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:07,083 INFO L142 QuantifierPusher]: treesize reduction 11, result has 79.2 percent of original size [2021-03-24 23:43:07,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:43:07,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:07,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:07,094 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-24 23:43:07,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:07,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:07,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:07,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:07,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:07,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:07,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:07,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:07,108 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-24 23:43:07,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:43:07,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:07,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:07,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:43:07,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:43:07,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:43:07,111 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-24 23:43:07,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:07,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:07,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:07,115 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 23:43:07,115 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2021-03-24 23:43:07,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646371372] [2021-03-24 23:43:07,116 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:43:07,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:43:07,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:43:07,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:43:07,116 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:43:07,116 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 661 places, 931 transitions, 37946 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:07,116 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:43:07,116 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:43:07,116 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:43:09,028 INFO L129 PetriNetUnfolder]: 2292/4725 cut-off events. [2021-03-24 23:43:09,028 INFO L130 PetriNetUnfolder]: For 311248/311301 co-relation queries the response was YES. [2021-03-24 23:43:09,102 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54354 conditions, 4725 events. 2292/4725 cut-off events. For 311248/311301 co-relation queries the response was YES. Maximal size of possible extension queue 483. Compared 39583 event pairs, 543 based on Foata normal form. 2/4726 useless extension candidates. Maximal degree in co-relation 53822. Up to 2898 conditions per place. [2021-03-24 23:43:09,126 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 709 selfloop transitions, 231 changer transitions 0/947 dead transitions. [2021-03-24 23:43:09,126 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 667 places, 947 transitions, 40017 flow [2021-03-24 23:43:09,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:43:09,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:43:09,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-24 23:43:09,127 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7487684729064039 [2021-03-24 23:43:09,127 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-24 23:43:09,127 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-24 23:43:09,127 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:43:09,127 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-24 23:43:09,127 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:09,127 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:09,127 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:09,127 INFO L185 Difference]: Start difference. First operand has 661 places, 931 transitions, 37946 flow. Second operand 7 states and 152 transitions. [2021-03-24 23:43:09,127 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 667 places, 947 transitions, 40017 flow [2021-03-24 23:43:10,594 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 661 places, 947 transitions, 39551 flow, removed 2 selfloop flow, removed 6 redundant places. [2021-03-24 23:43:10,615 INFO L241 Difference]: Finished difference. Result has 661 places, 931 transitions, 37959 flow [2021-03-24 23:43:10,615 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=37425, PETRI_DIFFERENCE_MINUEND_PLACES=655, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=929, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=229, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=700, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=37959, PETRI_PLACES=661, PETRI_TRANSITIONS=931} [2021-03-24 23:43:10,616 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 638 predicate places. [2021-03-24 23:43:10,616 INFO L480 AbstractCegarLoop]: Abstraction has has 661 places, 931 transitions, 37959 flow [2021-03-24 23:43:10,616 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:10,616 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:43:10,616 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:43:10,816 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable290 [2021-03-24 23:43:10,816 INFO L428 AbstractCegarLoop]: === Iteration 189 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:43:10,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:43:10,816 INFO L82 PathProgramCache]: Analyzing trace with hash 1687908845, now seen corresponding path program 80 times [2021-03-24 23:43:10,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:43:10,817 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476174279] [2021-03-24 23:43:10,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:43:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:43:10,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:10,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:10,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:10,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:43:10,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:10,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:10,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:10,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:43:10,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:10,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:10,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:10,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:10,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:10,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:10,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:10,857 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476174279] [2021-03-24 23:43:10,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:43:10,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 23:43:10,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122253814] [2021-03-24 23:43:10,857 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 23:43:10,857 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:43:10,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 23:43:10,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-24 23:43:10,858 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 29 [2021-03-24 23:43:10,858 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 661 places, 931 transitions, 37959 flow. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:10,858 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:43:10,858 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 29 [2021-03-24 23:43:10,858 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:43:12,572 INFO L129 PetriNetUnfolder]: 2291/4720 cut-off events. [2021-03-24 23:43:12,572 INFO L130 PetriNetUnfolder]: For 310933/310986 co-relation queries the response was YES. [2021-03-24 23:43:12,648 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54291 conditions, 4720 events. 2291/4720 cut-off events. For 310933/310986 co-relation queries the response was YES. Maximal size of possible extension queue 482. Compared 39511 event pairs, 543 based on Foata normal form. 1/4720 useless extension candidates. Maximal degree in co-relation 53602. Up to 2898 conditions per place. [2021-03-24 23:43:12,671 INFO L132 encePairwiseOnDemand]: 21/29 looper letters, 716 selfloop transitions, 221 changer transitions 1/945 dead transitions. [2021-03-24 23:43:12,671 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 667 places, 945 transitions, 39950 flow [2021-03-24 23:43:12,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:43:12,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:43:12,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 147 transitions. [2021-03-24 23:43:12,671 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7241379310344828 [2021-03-24 23:43:12,672 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 147 transitions. [2021-03-24 23:43:12,672 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 147 transitions. [2021-03-24 23:43:12,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:43:12,672 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 147 transitions. [2021-03-24 23:43:12,672 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:12,672 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:12,672 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 29.0) internal successors, (232), 8 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:12,672 INFO L185 Difference]: Start difference. First operand has 661 places, 931 transitions, 37959 flow. Second operand 7 states and 147 transitions. [2021-03-24 23:43:12,672 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 667 places, 945 transitions, 39950 flow [2021-03-24 23:43:14,146 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 663 places, 945 transitions, 39527 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 23:43:14,168 INFO L241 Difference]: Finished difference. Result has 663 places, 929 transitions, 37892 flow [2021-03-24 23:43:14,168 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=37481, PETRI_DIFFERENCE_MINUEND_PLACES=657, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=930, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=221, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=709, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=37892, PETRI_PLACES=663, PETRI_TRANSITIONS=929} [2021-03-24 23:43:14,168 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 640 predicate places. [2021-03-24 23:43:14,168 INFO L480 AbstractCegarLoop]: Abstraction has has 663 places, 929 transitions, 37892 flow [2021-03-24 23:43:14,168 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:14,168 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:43:14,168 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:43:14,168 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2021-03-24 23:43:14,168 INFO L428 AbstractCegarLoop]: === Iteration 190 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:43:14,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:43:14,169 INFO L82 PathProgramCache]: Analyzing trace with hash 436487863, now seen corresponding path program 1 times [2021-03-24 23:43:14,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:43:14,169 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252438229] [2021-03-24 23:43:14,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:43:14,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:43:14,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:14,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:43:14,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:14,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:14,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,221 INFO L142 QuantifierPusher]: treesize reduction -1, result has 102.5 percent of original size [2021-03-24 23:43:14,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:43:14,241 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.5 percent of original size [2021-03-24 23:43:14,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:43:14,259 INFO L142 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size [2021-03-24 23:43:14,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:14,277 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-03-24 23:43:14,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:14,293 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252438229] [2021-03-24 23:43:14,293 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1921883026] [2021-03-24 23:43:14,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:43:14,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:43:14,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:43:14,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:43:14,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:14,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:14,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:14,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:14,341 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:43:14,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,362 INFO L142 QuantifierPusher]: treesize reduction 15, result has 34.8 percent of original size [2021-03-24 23:43:14,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:14,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:14,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:14,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:14,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:14,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:14,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:14,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:14,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:14,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:14,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:14,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:14,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:14,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,369 INFO L147 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size 16 [2021-03-24 23:43:14,370 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-03-24 23:43:14,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:43:14,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:43:14,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:43:14,387 INFO L142 QuantifierPusher]: treesize reduction 11, result has 86.9 percent of original size [2021-03-24 23:43:14,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:14,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:43:14,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:14,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:43:14,393 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.4 percent of original size [2021-03-24 23:43:14,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,397 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:43:14,397 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:14,399 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,400 INFO L142 QuantifierPusher]: treesize reduction 87, result has 37.4 percent of original size [2021-03-24 23:43:14,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:14,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:43:14,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:43:14,441 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.7 percent of original size [2021-03-24 23:43:14,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:14,443 INFO L147 QuantifierPusher]: treesize reduction 20, result has 73.3 percent of original size 55 [2021-03-24 23:43:14,443 INFO L142 QuantifierPusher]: treesize reduction 20, result has 73.7 percent of original size [2021-03-24 23:43:14,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:14,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:43:14,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:14,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:14,481 INFO L142 QuantifierPusher]: treesize reduction 9, result has 90.7 percent of original size [2021-03-24 23:43:14,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:14,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-24 23:43:14,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:43:14,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-03-24 23:43:14,487 INFO L142 QuantifierPusher]: treesize reduction 42, result has 79.3 percent of original size [2021-03-24 23:43:14,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,489 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.2 percent of original size [2021-03-24 23:43:14,490 INFO L147 QuantifierPusher]: treesize reduction 25, result has 67.5 percent of original size 52 [2021-03-24 23:43:14,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,491 INFO L142 QuantifierPusher]: treesize reduction 25, result has 78.6 percent of original size [2021-03-24 23:43:14,491 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:14,492 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,493 INFO L142 QuantifierPusher]: treesize reduction 50, result has 61.5 percent of original size [2021-03-24 23:43:14,493 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:14,494 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,495 INFO L142 QuantifierPusher]: treesize reduction 44, result has 50.0 percent of original size [2021-03-24 23:43:14,496 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:14,496 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,497 INFO L142 QuantifierPusher]: treesize reduction 23, result has 48.9 percent of original size [2021-03-24 23:43:14,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,498 INFO L147 QuantifierPusher]: treesize reduction 9, result has 71.9 percent of original size 23 [2021-03-24 23:43:14,499 INFO L147 QuantifierPusher]: treesize reduction 9, result has 85.5 percent of original size 53 [2021-03-24 23:43:14,499 INFO L147 QuantifierPusher]: treesize reduction 9, result has 85.5 percent of original size 53 [2021-03-24 23:43:14,500 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:14,500 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,501 INFO L142 QuantifierPusher]: treesize reduction 89, result has 39.5 percent of original size [2021-03-24 23:43:14,501 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:14,501 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,502 INFO L142 QuantifierPusher]: treesize reduction 7, result has 83.7 percent of original size [2021-03-24 23:43:14,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:14,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:43:14,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:43:14,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,510 INFO L142 QuantifierPusher]: treesize reduction 7, result has 81.1 percent of original size [2021-03-24 23:43:14,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:43:14,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:43:14,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:43:14,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,513 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.3 percent of original size [2021-03-24 23:43:14,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-24 23:43:14,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-24 23:43:14,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:43:14,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:14,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:14,541 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:14,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:43:14,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:14,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:14,544 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:14,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:43:14,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:14,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:14,547 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:14,559 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:14,560 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-24 23:43:14,560 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:78, output treesize:35 [2021-03-24 23:43:14,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:14,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:14,591 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:43:14,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:14,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:43:14,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:14,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:43:14,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:43:14,595 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:43:14,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,598 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:43:14,598 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:14,599 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,600 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:14,600 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:14,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:43:14,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:14,604 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:14,605 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,605 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:43:14,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:14,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:14,608 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:43:14,608 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:14,609 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:14,609 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:43:14,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:14,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:14,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:14,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:14,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:14,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:14,626 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:43:14,627 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2021-03-24 23:43:14,627 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979632028] [2021-03-24 23:43:14,627 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-24 23:43:14,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:43:14,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-24 23:43:14,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2021-03-24 23:43:14,627 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:43:14,628 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 663 places, 929 transitions, 37892 flow. Second operand has 15 states, 15 states have (on average 15.066666666666666) internal successors, (226), 15 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:14,628 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:43:14,628 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:43:14,628 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:43:16,929 INFO L129 PetriNetUnfolder]: 2292/4690 cut-off events. [2021-03-24 23:43:16,930 INFO L130 PetriNetUnfolder]: For 312816/312869 co-relation queries the response was YES. [2021-03-24 23:43:16,995 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54458 conditions, 4690 events. 2292/4690 cut-off events. For 312816/312869 co-relation queries the response was YES. Maximal size of possible extension queue 475. Compared 38778 event pairs, 332 based on Foata normal form. 12/4701 useless extension candidates. Maximal degree in co-relation 53769. Up to 1940 conditions per place. [2021-03-24 23:43:17,018 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 492 selfloop transitions, 444 changer transitions 3/945 dead transitions. [2021-03-24 23:43:17,018 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 668 places, 945 transitions, 40046 flow [2021-03-24 23:43:17,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 23:43:17,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 23:43:17,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 164 transitions. [2021-03-24 23:43:17,019 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6283524904214559 [2021-03-24 23:43:17,019 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 164 transitions. [2021-03-24 23:43:17,019 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 164 transitions. [2021-03-24 23:43:17,019 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:43:17,019 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 164 transitions. [2021-03-24 23:43:17,019 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 18.22222222222222) internal successors, (164), 9 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:17,019 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:17,020 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:17,020 INFO L185 Difference]: Start difference. First operand has 663 places, 929 transitions, 37892 flow. Second operand 9 states and 164 transitions. [2021-03-24 23:43:17,020 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 668 places, 945 transitions, 40046 flow [2021-03-24 23:43:18,423 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 663 places, 945 transitions, 39693 flow, removed 7 selfloop flow, removed 5 redundant places. [2021-03-24 23:43:18,445 INFO L241 Difference]: Finished difference. Result has 665 places, 931 transitions, 38501 flow [2021-03-24 23:43:18,445 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=37539, PETRI_DIFFERENCE_MINUEND_PLACES=655, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=929, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=442, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=486, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=38501, PETRI_PLACES=665, PETRI_TRANSITIONS=931} [2021-03-24 23:43:18,446 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 642 predicate places. [2021-03-24 23:43:18,446 INFO L480 AbstractCegarLoop]: Abstraction has has 665 places, 931 transitions, 38501 flow [2021-03-24 23:43:18,446 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 15.066666666666666) internal successors, (226), 15 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:18,446 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:43:18,446 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:43:18,646 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295,46 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:43:18,646 INFO L428 AbstractCegarLoop]: === Iteration 191 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:43:18,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:43:18,646 INFO L82 PathProgramCache]: Analyzing trace with hash -638820391, now seen corresponding path program 2 times [2021-03-24 23:43:18,647 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:43:18,647 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384030193] [2021-03-24 23:43:18,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:43:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:43:18,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:18,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:43:18,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:18,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:18,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:18,704 INFO L142 QuantifierPusher]: treesize reduction -1, result has 102.5 percent of original size [2021-03-24 23:43:18,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:43:18,724 INFO L142 QuantifierPusher]: treesize reduction -1, result has 103.8 percent of original size [2021-03-24 23:43:18,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:43:18,744 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-03-24 23:43:18,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:43:18,760 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-03-24 23:43:18,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:18,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:18,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384030193] [2021-03-24 23:43:18,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [408758904] [2021-03-24 23:43:18,771 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 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:43:18,799 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:43:18,799 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:43:18,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:43:18,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:43:18,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:18,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:18,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:18,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:18,804 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:43:18,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:18,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:18,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:18,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:18,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:18,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:18,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:18,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:18,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:18,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:18,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:18,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:18,841 INFO L142 QuantifierPusher]: treesize reduction 15, result has 34.8 percent of original size [2021-03-24 23:43:18,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:18,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:18,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:18,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:18,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:18,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:18,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:18,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:18,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:18,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,847 INFO L147 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size 16 [2021-03-24 23:43:18,847 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-03-24 23:43:18,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:43:18,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:43:18,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:43:18,865 INFO L142 QuantifierPusher]: treesize reduction 11, result has 86.9 percent of original size [2021-03-24 23:43:18,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:18,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:43:18,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:18,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:43:18,871 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.4 percent of original size [2021-03-24 23:43:18,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,872 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:43:18,873 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:18,873 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,874 INFO L142 QuantifierPusher]: treesize reduction 80, result has 55.3 percent of original size [2021-03-24 23:43:18,875 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:18,876 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,878 INFO L142 QuantifierPusher]: treesize reduction 63, result has 38.8 percent of original size [2021-03-24 23:43:18,879 INFO L147 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size 27 [2021-03-24 23:43:18,879 INFO L147 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size 45 [2021-03-24 23:43:18,880 INFO L147 QuantifierPusher]: treesize reduction 7, result has 89.4 percent of original size 59 [2021-03-24 23:43:18,880 INFO L142 QuantifierPusher]: treesize reduction 7, result has 89.4 percent of original size [2021-03-24 23:43:18,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:18,940 INFO L142 QuantifierPusher]: treesize reduction 9, result has 92.6 percent of original size [2021-03-24 23:43:18,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:18,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-03-24 23:43:18,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-03-24 23:43:18,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-03-24 23:43:18,948 INFO L142 QuantifierPusher]: treesize reduction 42, result has 81.5 percent of original size [2021-03-24 23:43:18,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,950 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:43:18,951 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:43:18,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,951 INFO L142 QuantifierPusher]: treesize reduction 11, result has 90.5 percent of original size [2021-03-24 23:43:18,952 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:18,952 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,953 INFO L142 QuantifierPusher]: treesize reduction 76, result has 59.4 percent of original size [2021-03-24 23:43:18,954 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:18,955 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,955 INFO L142 QuantifierPusher]: treesize reduction 99, result has 43.4 percent of original size [2021-03-24 23:43:18,956 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:18,956 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,957 INFO L142 QuantifierPusher]: treesize reduction 42, result has 44.7 percent of original size [2021-03-24 23:43:18,958 INFO L147 QuantifierPusher]: treesize reduction 7, result has 75.9 percent of original size 22 [2021-03-24 23:43:18,959 INFO L147 QuantifierPusher]: treesize reduction 18, result has 60.0 percent of original size 27 [2021-03-24 23:43:18,959 INFO L147 QuantifierPusher]: treesize reduction 18, result has 71.4 percent of original size 45 [2021-03-24 23:43:18,960 INFO L147 QuantifierPusher]: treesize reduction 18, result has 71.4 percent of original size 45 [2021-03-24 23:43:18,960 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:18,961 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,961 INFO L142 QuantifierPusher]: treesize reduction 37, result has 74.1 percent of original size [2021-03-24 23:43:18,962 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:18,962 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,963 INFO L142 QuantifierPusher]: treesize reduction 19, result has 80.0 percent of original size [2021-03-24 23:43:18,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:43:18,964 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:18,965 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,966 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.5 percent of original size [2021-03-24 23:43:18,967 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:18,967 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:18,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:43:18,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:43:18,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:43:18,972 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:18,972 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:43:18,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:18,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:43:18,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:43:18,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:43:18,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-24 23:43:18,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-03-24 23:43:18,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:43:18,981 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:18,981 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:43:18,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:18,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:43:18,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:43:18,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-03-24 23:43:18,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:18,986 INFO L142 QuantifierPusher]: treesize reduction 18, result has 82.5 percent of original size [2021-03-24 23:43:18,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-24 23:43:18,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-03-24 23:43:18,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:43:18,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:18,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:18,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:18,998 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:19,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:43:19,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:19,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:19,003 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:19,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:43:19,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:19,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:19,008 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:19,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:43:19,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:19,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:19,013 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:19,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:43:19,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:19,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:19,018 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:19,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:43:19,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:19,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:19,023 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:19,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:43:19,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:19,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:19,027 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:19,100 INFO L628 ElimStorePlain]: treesize reduction 31, result has 68.4 percent of original size [2021-03-24 23:43:19,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:43:19,101 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-24 23:43:19,101 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:254, output treesize:67 [2021-03-24 23:43:19,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:43:19,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:43:19,147 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:43:19,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:19,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:43:19,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:43:19,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:19,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:19,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:43:19,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:43:19,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:43:19,157 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.8 percent of original size [2021-03-24 23:43:19,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:19,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,159 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 8, 1] term [2021-03-24 23:43:19,159 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:43:19,160 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,162 INFO L147 QuantifierPusher]: treesize reduction 25, result has 71.6 percent of original size 63 [2021-03-24 23:43:19,162 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:19,163 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:19,164 INFO L142 QuantifierPusher]: treesize reduction 141, result has 23.8 percent of original size [2021-03-24 23:43:19,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:19,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:19,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:19,198 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:43:19,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:19,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:19,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:43:19,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:19,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:19,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:19,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:43:19,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:43:19,203 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:43:19,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:19,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,205 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:43:19,205 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:19,206 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,206 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:19,207 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:19,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:19,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:19,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:43:19,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:19,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:19,211 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:19,212 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:19,212 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:43:19,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:19,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:19,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:19,214 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:43:19,215 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:19,216 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:19,217 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:43:19,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:19,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:19,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:19,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:19,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:19,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:19,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:19,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:19,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:19,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:19,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:19,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:19,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:19,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:19,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:19,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:19,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:19,234 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:43:19,234 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2021-03-24 23:43:19,234 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661466124] [2021-03-24 23:43:19,234 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-24 23:43:19,234 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:43:19,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-24 23:43:19,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2021-03-24 23:43:19,235 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:43:19,235 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 665 places, 931 transitions, 38501 flow. Second operand has 15 states, 15 states have (on average 15.066666666666666) internal successors, (226), 15 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:19,235 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:43:19,235 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:43:19,235 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:43:21,639 INFO L129 PetriNetUnfolder]: 2298/4706 cut-off events. [2021-03-24 23:43:21,639 INFO L130 PetriNetUnfolder]: For 329758/329811 co-relation queries the response was YES. [2021-03-24 23:43:21,715 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56382 conditions, 4706 events. 2298/4706 cut-off events. For 329758/329811 co-relation queries the response was YES. Maximal size of possible extension queue 479. Compared 39020 event pairs, 333 based on Foata normal form. 14/4719 useless extension candidates. Maximal degree in co-relation 55669. Up to 1942 conditions per place. [2021-03-24 23:43:21,740 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 495 selfloop transitions, 450 changer transitions 4/955 dead transitions. [2021-03-24 23:43:21,740 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 673 places, 955 transitions, 40771 flow [2021-03-24 23:43:21,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 23:43:21,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 23:43:21,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 204 transitions. [2021-03-24 23:43:21,741 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6394984326018809 [2021-03-24 23:43:21,741 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 204 transitions. [2021-03-24 23:43:21,741 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 204 transitions. [2021-03-24 23:43:21,741 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:43:21,741 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 204 transitions. [2021-03-24 23:43:21,741 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 18.545454545454547) internal successors, (204), 11 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:21,741 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:21,741 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:21,741 INFO L185 Difference]: Start difference. First operand has 665 places, 931 transitions, 38501 flow. Second operand 11 states and 204 transitions. [2021-03-24 23:43:21,741 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 673 places, 955 transitions, 40771 flow [2021-03-24 23:43:23,537 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 668 places, 955 transitions, 39887 flow, removed 25 selfloop flow, removed 5 redundant places. [2021-03-24 23:43:23,558 INFO L241 Difference]: Finished difference. Result has 672 places, 937 transitions, 38688 flow [2021-03-24 23:43:23,559 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=37631, PETRI_DIFFERENCE_MINUEND_PLACES=658, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=931, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=444, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=483, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=38688, PETRI_PLACES=672, PETRI_TRANSITIONS=937} [2021-03-24 23:43:23,559 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 649 predicate places. [2021-03-24 23:43:23,559 INFO L480 AbstractCegarLoop]: Abstraction has has 672 places, 937 transitions, 38688 flow [2021-03-24 23:43:23,559 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 15.066666666666666) internal successors, (226), 15 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:23,559 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:43:23,559 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:43:23,760 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable306 [2021-03-24 23:43:23,760 INFO L428 AbstractCegarLoop]: === Iteration 192 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:43:23,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:43:23,761 INFO L82 PathProgramCache]: Analyzing trace with hash -584419650, now seen corresponding path program 1 times [2021-03-24 23:43:23,761 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:43:23,761 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562760201] [2021-03-24 23:43:23,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:43:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:43:23,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:23,788 INFO L142 QuantifierPusher]: treesize reduction 35, result has 7.9 percent of original size [2021-03-24 23:43:23,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:23,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:23,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:23,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-24 23:43:23,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562760201] [2021-03-24 23:43:23,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [664926101] [2021-03-24 23:43:23,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:43:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:43:23,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 12 conjunts are in the unsatisfiable core [2021-03-24 23:43:23,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:43:23,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:23,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:23,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:23,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:23,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:23,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:23,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:23,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:23,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:23,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:23,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:23,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:23,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:23,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:23,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:23,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:23,868 INFO L142 QuantifierPusher]: treesize reduction 9, result has 86.6 percent of original size [2021-03-24 23:43:23,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:23,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:23,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:23,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:23,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:23,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:23,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:23,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:23,876 INFO L142 QuantifierPusher]: treesize reduction 32, result has 78.5 percent of original size [2021-03-24 23:43:23,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:23,877 INFO L142 QuantifierPusher]: treesize reduction 9, result has 88.0 percent of original size [2021-03-24 23:43:23,878 INFO L147 QuantifierPusher]: treesize reduction 19, result has 68.9 percent of original size 42 [2021-03-24 23:43:23,879 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:23,879 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:23,880 INFO L142 QuantifierPusher]: treesize reduction 59, result has 52.0 percent of original size [2021-03-24 23:43:23,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:23,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,881 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:23,882 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:23,883 INFO L142 QuantifierPusher]: treesize reduction 28, result has 54.1 percent of original size [2021-03-24 23:43:23,884 INFO L147 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size 17 [2021-03-24 23:43:23,884 INFO L147 QuantifierPusher]: treesize reduction 11, result has 60.7 percent of original size 17 [2021-03-24 23:43:23,884 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:23,885 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:23,885 INFO L142 QuantifierPusher]: treesize reduction 33, result has 51.5 percent of original size [2021-03-24 23:43:23,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:43:23,887 INFO L147 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size 16 [2021-03-24 23:43:23,889 INFO L147 QuantifierPusher]: treesize reduction 1, result has 95.2 percent of original size 20 [2021-03-24 23:43:23,889 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.2 percent of original size [2021-03-24 23:43:23,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:23,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:23,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:23,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:23,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:23,904 INFO L142 QuantifierPusher]: treesize reduction 5, result has 86.8 percent of original size [2021-03-24 23:43:23,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:23,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:43:23,905 INFO L147 QuantifierPusher]: treesize reduction 2, result has 94.1 percent of original size 32 [2021-03-24 23:43:23,906 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-03-24 23:43:23,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:23,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:23,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:23,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:23,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:23,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:23,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:23,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-24 23:43:23,931 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:43:23,931 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-03-24 23:43:23,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979655117] [2021-03-24 23:43:23,932 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:43:23,932 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:43:23,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:43:23,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:43:23,933 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:43:23,933 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 672 places, 937 transitions, 38688 flow. Second operand has 8 states, 8 states have (on average 16.25) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:23,933 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:43:23,933 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:43:23,933 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:43:26,205 INFO L129 PetriNetUnfolder]: 2613/5468 cut-off events. [2021-03-24 23:43:26,205 INFO L130 PetriNetUnfolder]: For 375143/375159 co-relation queries the response was YES. [2021-03-24 23:43:26,297 INFO L84 FinitePrefix]: Finished finitePrefix Result has 65575 conditions, 5468 events. 2613/5468 cut-off events. For 375143/375159 co-relation queries the response was YES. Maximal size of possible extension queue 555. Compared 47754 event pairs, 523 based on Foata normal form. 37/5505 useless extension candidates. Maximal degree in co-relation 64845. Up to 2922 conditions per place. [2021-03-24 23:43:26,326 INFO L132 encePairwiseOnDemand]: 25/29 looper letters, 679 selfloop transitions, 313 changer transitions 55/1053 dead transitions. [2021-03-24 23:43:26,326 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 675 places, 1053 transitions, 43728 flow [2021-03-24 23:43:26,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 23:43:26,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 23:43:26,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 104 transitions. [2021-03-24 23:43:26,326 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7172413793103448 [2021-03-24 23:43:26,326 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 104 transitions. [2021-03-24 23:43:26,326 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 104 transitions. [2021-03-24 23:43:26,327 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:43:26,327 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 104 transitions. [2021-03-24 23:43:26,327 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:26,327 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 29.0) internal successors, (174), 6 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:26,327 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 29.0) internal successors, (174), 6 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:26,327 INFO L185 Difference]: Start difference. First operand has 672 places, 937 transitions, 38688 flow. Second operand 5 states and 104 transitions. [2021-03-24 23:43:26,327 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 675 places, 1053 transitions, 43728 flow [2021-03-24 23:43:28,252 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 670 places, 1053 transitions, 42724 flow, removed 59 selfloop flow, removed 5 redundant places. [2021-03-24 23:43:28,274 INFO L241 Difference]: Finished difference. Result has 672 places, 939 transitions, 38603 flow [2021-03-24 23:43:28,275 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=37686, PETRI_DIFFERENCE_MINUEND_PLACES=666, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=937, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=311, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=624, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=38603, PETRI_PLACES=672, PETRI_TRANSITIONS=939} [2021-03-24 23:43:28,275 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 649 predicate places. [2021-03-24 23:43:28,275 INFO L480 AbstractCegarLoop]: Abstraction has has 672 places, 939 transitions, 38603 flow [2021-03-24 23:43:28,275 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 16.25) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:28,275 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:43:28,275 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:43:28,476 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable324,48 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:43:28,476 INFO L428 AbstractCegarLoop]: === Iteration 193 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:43:28,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:43:28,476 INFO L82 PathProgramCache]: Analyzing trace with hash 1769588913, now seen corresponding path program 3 times [2021-03-24 23:43:28,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:43:28,477 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060498521] [2021-03-24 23:43:28,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:43:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:43:28,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:28,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:43:28,494 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.0 percent of original size [2021-03-24 23:43:28,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:28,504 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.4 percent of original size [2021-03-24 23:43:28,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:28,528 INFO L142 QuantifierPusher]: treesize reduction 8, result has 83.0 percent of original size [2021-03-24 23:43:28,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:43:28,544 INFO L142 QuantifierPusher]: treesize reduction 8, result has 83.0 percent of original size [2021-03-24 23:43:28,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:43:28,562 INFO L142 QuantifierPusher]: treesize reduction 5, result has 83.3 percent of original size [2021-03-24 23:43:28,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:43:28,579 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-03-24 23:43:28,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:43:28,595 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:43:28,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:28,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:28,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060498521] [2021-03-24 23:43:28,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1493980380] [2021-03-24 23:43:28,608 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 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:43:28,645 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-24 23:43:28,645 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:43:28,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:43:28,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:43:28,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:28,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:28,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:28,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:28,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:28,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:28,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:28,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:28,651 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:43:28,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:28,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:28,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:28,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:28,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:28,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:28,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:28,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:28,687 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.8 percent of original size [2021-03-24 23:43:28,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:28,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:43:28,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:28,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:43:28,692 INFO L142 QuantifierPusher]: treesize reduction 42, result has 78.4 percent of original size [2021-03-24 23:43:28,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,693 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:43:28,694 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:43:28,695 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:28,695 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,696 INFO L142 QuantifierPusher]: treesize reduction 88, result has 57.9 percent of original size [2021-03-24 23:43:28,697 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:28,697 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,698 INFO L142 QuantifierPusher]: treesize reduction 84, result has 52.0 percent of original size [2021-03-24 23:43:28,699 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:28,699 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,700 INFO L142 QuantifierPusher]: treesize reduction 50, result has 40.5 percent of original size [2021-03-24 23:43:28,701 INFO L147 QuantifierPusher]: treesize reduction 7, result has 75.9 percent of original size 22 [2021-03-24 23:43:28,702 INFO L147 QuantifierPusher]: treesize reduction 14, result has 73.1 percent of original size 38 [2021-03-24 23:43:28,702 INFO L147 QuantifierPusher]: treesize reduction 24, result has 70.0 percent of original size 56 [2021-03-24 23:43:28,703 INFO L147 QuantifierPusher]: treesize reduction 24, result has 76.0 percent of original size 76 [2021-03-24 23:43:28,704 INFO L142 QuantifierPusher]: treesize reduction 24, result has 76.0 percent of original size [2021-03-24 23:43:28,704 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:43:28,781 INFO L142 QuantifierPusher]: treesize reduction 23, result has 72.3 percent of original size [2021-03-24 23:43:28,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:43:28,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:43:28,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:43:28,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:28,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-24 23:43:28,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,786 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:28,787 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,788 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:28,788 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:43:28,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:43:28,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:28,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:28,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:28,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:28,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:28,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:28,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,838 INFO L147 QuantifierPusher]: treesize reduction 3, result has 95.8 percent of original size 68 [2021-03-24 23:43:28,839 INFO L142 QuantifierPusher]: treesize reduction 3, result has 95.8 percent of original size [2021-03-24 23:43:28,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 23:43:28,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 23:43:28,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 23:43:28,890 INFO L142 QuantifierPusher]: treesize reduction 11, result has 91.9 percent of original size [2021-03-24 23:43:28,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:28,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-03-24 23:43:28,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-03-24 23:43:28,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-03-24 23:43:28,897 INFO L142 QuantifierPusher]: treesize reduction 42, result has 82.5 percent of original size [2021-03-24 23:43:28,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,898 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:43:28,899 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:43:28,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,900 INFO L142 QuantifierPusher]: treesize reduction 11, result has 90.5 percent of original size [2021-03-24 23:43:28,900 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:28,901 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,902 INFO L142 QuantifierPusher]: treesize reduction 133, result has 30.4 percent of original size [2021-03-24 23:43:28,903 INFO L147 QuantifierPusher]: treesize reduction 6, result has 88.7 percent of original size 47 [2021-03-24 23:43:28,903 INFO L147 QuantifierPusher]: treesize reduction 6, result has 88.7 percent of original size 47 [2021-03-24 23:43:28,904 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:28,904 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,905 INFO L142 QuantifierPusher]: treesize reduction 12, result has 92.6 percent of original size [2021-03-24 23:43:28,905 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:28,906 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,906 INFO L142 QuantifierPusher]: treesize reduction 84, result has 31.7 percent of original size [2021-03-24 23:43:28,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:28,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:43:28,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:43:28,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-24 23:43:28,910 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:28,910 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,911 INFO L142 QuantifierPusher]: treesize reduction 19, result has 79.6 percent of original size [2021-03-24 23:43:28,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:43:28,912 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:43:28,913 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,913 INFO L142 QuantifierPusher]: treesize reduction 37, result has 56.5 percent of original size [2021-03-24 23:43:28,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:28,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:28,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-24 23:43:28,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-24 23:43:28,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-24 23:43:28,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-03-24 23:43:28,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-03-24 23:43:28,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:28,919 INFO L142 QuantifierPusher]: treesize reduction 6, result has 94.5 percent of original size [2021-03-24 23:43:28,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-03-24 23:43:28,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-03-24 23:43:28,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:43:28,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:28,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:28,928 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:28,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-03-24 23:43:28,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:28,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:28,932 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:28,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:43:28,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:28,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:28,937 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:28,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:43:28,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:28,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:28,941 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:28,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:43:28,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:28,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:28,946 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:28,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:43:28,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:28,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:28,950 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:28,953 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:43:28,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:28,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:28,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:28,954 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:29,033 INFO L628 ElimStorePlain]: treesize reduction 26, result has 75.7 percent of original size [2021-03-24 23:43:29,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:43:29,035 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-03-24 23:43:29,035 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:224, output treesize:81 [2021-03-24 23:43:29,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:43:29,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:43:29,078 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.0 percent of original size [2021-03-24 23:43:29,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:29,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:43:29,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-03-24 23:43:29,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:29,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:29,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:43:29,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-03-24 23:43:29,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-03-24 23:43:29,085 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.1 percent of original size [2021-03-24 23:43:29,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:29,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,087 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 4, 7, 1] term [2021-03-24 23:43:29,087 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-03-24 23:43:29,088 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,088 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:29,089 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:29,089 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:43:29,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:29,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:29,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:29,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:29,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:29,092 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:29,093 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:29,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:29,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:29,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:43:29,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:29,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,096 INFO L147 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size 7 [2021-03-24 23:43:29,096 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:29,097 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:29,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:29,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:29,099 INFO L147 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size 11 [2021-03-24 23:43:29,100 INFO L147 QuantifierPusher]: treesize reduction 35, result has 71.8 percent of original size 89 [2021-03-24 23:43:29,100 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-03-24 23:43:29,101 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:29,102 INFO L142 QuantifierPusher]: treesize reduction 78, result has 47.3 percent of original size [2021-03-24 23:43:29,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:43:29,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:43:29,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:43:29,136 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 23:43:29,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:43:29,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:29,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:43:29,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:29,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,139 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:29,140 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:29,141 INFO L142 QuantifierPusher]: treesize reduction 61, result has 31.5 percent of original size [2021-03-24 23:43:29,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:29,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:29,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:29,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:29,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:29,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:29,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:29,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:29,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:29,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:29,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:29,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:29,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:29,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:29,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:29,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:29,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:29,158 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:43:29,158 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:43:29,158 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880336077] [2021-03-24 23:43:29,158 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:43:29,158 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:43:29,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:43:29,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:43:29,159 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:43:29,159 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 672 places, 939 transitions, 38603 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:29,159 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:43:29,159 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:43:29,159 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:43:29,595 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 44 [2021-03-24 23:43:29,807 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 50 [2021-03-24 23:43:30,244 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 59 [2021-03-24 23:43:30,686 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 43 [2021-03-24 23:43:30,911 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 58 [2021-03-24 23:43:31,115 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2021-03-24 23:43:31,827 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 47 [2021-03-24 23:43:33,172 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 66 [2021-03-24 23:43:33,352 INFO L129 PetriNetUnfolder]: 2738/5720 cut-off events. [2021-03-24 23:43:33,352 INFO L130 PetriNetUnfolder]: For 402350/402366 co-relation queries the response was YES. [2021-03-24 23:43:33,448 INFO L84 FinitePrefix]: Finished finitePrefix Result has 70077 conditions, 5720 events. 2738/5720 cut-off events. For 402350/402366 co-relation queries the response was YES. Maximal size of possible extension queue 567. Compared 50089 event pairs, 565 based on Foata normal form. 6/5725 useless extension candidates. Maximal degree in co-relation 69345. Up to 2584 conditions per place. [2021-03-24 23:43:33,479 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 599 selfloop transitions, 497 changer transitions 3/1105 dead transitions. [2021-03-24 23:43:33,479 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 683 places, 1105 transitions, 46305 flow [2021-03-24 23:43:33,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-24 23:43:33,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-24 23:43:33,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 243 transitions. [2021-03-24 23:43:33,479 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6445623342175066 [2021-03-24 23:43:33,480 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 243 transitions. [2021-03-24 23:43:33,480 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 243 transitions. [2021-03-24 23:43:33,480 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:43:33,480 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 243 transitions. [2021-03-24 23:43:33,480 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 18.692307692307693) internal successors, (243), 13 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:33,480 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 29.0) internal successors, (406), 14 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:33,480 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 29.0) internal successors, (406), 14 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:33,480 INFO L185 Difference]: Start difference. First operand has 672 places, 939 transitions, 38603 flow. Second operand 13 states and 243 transitions. [2021-03-24 23:43:33,480 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 683 places, 1105 transitions, 46305 flow [2021-03-24 23:43:35,746 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 678 places, 1105 transitions, 45668 flow, removed 21 selfloop flow, removed 5 redundant places. [2021-03-24 23:43:35,770 INFO L241 Difference]: Finished difference. Result has 686 places, 1011 transitions, 41374 flow [2021-03-24 23:43:35,770 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=38098, PETRI_DIFFERENCE_MINUEND_PLACES=666, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=939, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=425, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=486, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=41374, PETRI_PLACES=686, PETRI_TRANSITIONS=1011} [2021-03-24 23:43:35,770 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 663 predicate places. [2021-03-24 23:43:35,770 INFO L480 AbstractCegarLoop]: Abstraction has has 686 places, 1011 transitions, 41374 flow [2021-03-24 23:43:35,771 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:35,771 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:43:35,771 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:43:35,971 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable328,49 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:43:35,971 INFO L428 AbstractCegarLoop]: === Iteration 194 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:43:35,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:43:35,971 INFO L82 PathProgramCache]: Analyzing trace with hash -2091407081, now seen corresponding path program 4 times [2021-03-24 23:43:35,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:43:35,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945011464] [2021-03-24 23:43:35,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:43:35,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:43:35,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:35,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:35,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:35,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:43:35,992 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.0 percent of original size [2021-03-24 23:43:35,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:36,001 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.4 percent of original size [2021-03-24 23:43:36,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:36,020 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.4 percent of original size [2021-03-24 23:43:36,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:36,040 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.5 percent of original size [2021-03-24 23:43:36,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:43:36,060 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.0 percent of original size [2021-03-24 23:43:36,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:43:36,078 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.7 percent of original size [2021-03-24 23:43:36,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:43:36,094 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:43:36,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:36,106 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945011464] [2021-03-24 23:43:36,106 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1830005927] [2021-03-24 23:43:36,107 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 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 [2021-03-24 23:43:36,135 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:43:36,135 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:43:36,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:43:36,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:43:36,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:36,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:36,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:36,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:36,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:36,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:36,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:36,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:36,140 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:43:36,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:36,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:36,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:36,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:36,177 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.8 percent of original size [2021-03-24 23:43:36,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:36,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:43:36,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:36,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:43:36,183 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.3 percent of original size [2021-03-24 23:43:36,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,184 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:43:36,184 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:36,192 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,193 INFO L142 QuantifierPusher]: treesize reduction 80, result has 55.3 percent of original size [2021-03-24 23:43:36,193 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:36,194 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,195 INFO L142 QuantifierPusher]: treesize reduction 73, result has 51.7 percent of original size [2021-03-24 23:43:36,195 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:36,195 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,196 INFO L142 QuantifierPusher]: treesize reduction 62, result has 30.3 percent of original size [2021-03-24 23:43:36,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:43:36,198 INFO L147 QuantifierPusher]: treesize reduction 7, result has 84.4 percent of original size 38 [2021-03-24 23:43:36,198 INFO L147 QuantifierPusher]: treesize reduction 7, result has 88.9 percent of original size 56 [2021-03-24 23:43:36,199 INFO L147 QuantifierPusher]: treesize reduction 7, result has 91.6 percent of original size 76 [2021-03-24 23:43:36,199 INFO L142 QuantifierPusher]: treesize reduction 7, result has 91.6 percent of original size [2021-03-24 23:43:36,200 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:43:36,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-24 23:43:36,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-24 23:43:36,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-24 23:43:36,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-24 23:43:36,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,264 INFO L147 QuantifierPusher]: treesize reduction 3, result has 96.1 percent of original size 74 [2021-03-24 23:43:36,264 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.1 percent of original size [2021-03-24 23:43:36,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:43:36,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:43:36,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:43:36,310 INFO L142 QuantifierPusher]: treesize reduction 11, result has 92.3 percent of original size [2021-03-24 23:43:36,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:36,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-03-24 23:43:36,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-03-24 23:43:36,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-03-24 23:43:36,315 INFO L142 QuantifierPusher]: treesize reduction 42, result has 82.9 percent of original size [2021-03-24 23:43:36,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,316 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.2 percent of original size [2021-03-24 23:43:36,317 INFO L147 QuantifierPusher]: treesize reduction 25, result has 67.5 percent of original size 52 [2021-03-24 23:43:36,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,318 INFO L142 QuantifierPusher]: treesize reduction 25, result has 78.6 percent of original size [2021-03-24 23:43:36,318 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:36,318 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,319 INFO L142 QuantifierPusher]: treesize reduction 107, result has 35.2 percent of original size [2021-03-24 23:43:36,321 INFO L147 QuantifierPusher]: treesize reduction 6, result has 88.7 percent of original size 47 [2021-03-24 23:43:36,321 INFO L147 QuantifierPusher]: treesize reduction 6, result has 88.7 percent of original size 47 [2021-03-24 23:43:36,321 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:36,322 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,323 INFO L142 QuantifierPusher]: treesize reduction 6, result has 95.9 percent of original size [2021-03-24 23:43:36,323 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:36,324 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,324 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:36,325 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:43:36,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:43:36,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:43:36,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:43:36,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:36,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-24 23:43:36,331 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:43:36,331 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,332 INFO L142 QuantifierPusher]: treesize reduction 66, result has 54.5 percent of original size [2021-03-24 23:43:36,332 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:36,333 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:43:36,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:43:36,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:43:36,337 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:36,337 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:36,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:43:36,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:43:36,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:43:36,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:43:36,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:43:36,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-03-24 23:43:36,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,343 INFO L142 QuantifierPusher]: treesize reduction 6, result has 93.9 percent of original size [2021-03-24 23:43:36,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:43:36,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-03-24 23:43:36,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:43:36,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:36,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:36,354 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:43:36,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:36,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:36,360 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:43:36,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:36,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:36,365 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:43:36,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:36,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:36,370 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:43:36,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:36,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:36,376 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:43:36,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:36,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:36,381 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,385 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:43:36,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:36,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:36,386 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:43:36,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:36,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:36,391 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:43:36,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:36,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:36,397 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:43:36,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:36,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:36,402 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:43:36,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:36,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:36,407 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:43:36,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:36,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:36,412 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:43:36,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:36,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:36,417 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:43:36,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:36,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:36,422 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:43:36,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:36,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:43:36,427 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,431 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:43:36,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:36,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:36,432 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:43:36,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:36,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:36,437 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:43:36,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:36,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:36,442 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:36,637 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2021-03-24 23:43:36,637 INFO L628 ElimStorePlain]: treesize reduction 45, result has 83.1 percent of original size [2021-03-24 23:43:36,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:43:36,639 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-03-24 23:43:36,639 INFO L247 ElimStorePlain]: Needed 19 recursive calls to eliminate 1 variables, input treesize:787, output treesize:222 [2021-03-24 23:43:36,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:43:36,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:43:36,746 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.6 percent of original size [2021-03-24 23:43:36,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 228 [2021-03-24 23:43:36,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 228 [2021-03-24 23:43:36,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 229 [2021-03-24 23:43:36,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,751 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:36,751 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,752 INFO L142 QuantifierPusher]: treesize reduction 374, result has 17.4 percent of original size [2021-03-24 23:43:36,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:43:36,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:43:36,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:43:36,808 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:43:36,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:43:36,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:43:36,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:43:36,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:43:36,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:43:36,829 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.8 percent of original size [2021-03-24 23:43:36,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,831 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 8, 1] term [2021-03-24 23:43:36,831 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:43:36,832 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,833 INFO L147 QuantifierPusher]: treesize reduction 25, result has 71.6 percent of original size 63 [2021-03-24 23:43:36,834 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:43:36,834 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,836 INFO L142 QuantifierPusher]: treesize reduction 61, result has 42.5 percent of original size [2021-03-24 23:43:36,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:36,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:36,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:36,866 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:43:36,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:36,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:43:36,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:36,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:43:36,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:43:36,871 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:43:36,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,872 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:43:36,872 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:36,873 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,873 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:36,874 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,874 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:43:36,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:36,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:36,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:36,877 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:36,878 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:36,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:43:36,880 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:43:36,880 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:36,881 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:36,881 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:43:36,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:36,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:36,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:36,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:36,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:36,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:36,897 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:43:36,897 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:43:36,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711134376] [2021-03-24 23:43:36,897 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:43:36,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:43:36,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:43:36,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:43:36,898 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:43:36,898 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 686 places, 1011 transitions, 41374 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:36,898 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:43:36,898 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:43:36,898 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:43:37,187 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2021-03-24 23:43:37,372 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 43 [2021-03-24 23:43:37,709 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 56 [2021-03-24 23:43:38,038 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2021-03-24 23:43:38,173 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 44 [2021-03-24 23:43:38,668 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2021-03-24 23:43:39,467 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 51 [2021-03-24 23:43:40,786 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 62 [2021-03-24 23:43:40,946 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2021-03-24 23:43:41,139 INFO L129 PetriNetUnfolder]: 2800/5850 cut-off events. [2021-03-24 23:43:41,139 INFO L130 PetriNetUnfolder]: For 419217/419270 co-relation queries the response was YES. [2021-03-24 23:43:41,237 INFO L84 FinitePrefix]: Finished finitePrefix Result has 74705 conditions, 5850 events. 2800/5850 cut-off events. For 419217/419270 co-relation queries the response was YES. Maximal size of possible extension queue 582. Compared 51303 event pairs, 600 based on Foata normal form. 11/5859 useless extension candidates. Maximal degree in co-relation 73947. Up to 2608 conditions per place. [2021-03-24 23:43:41,269 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 563 selfloop transitions, 522 changer transitions 4/1095 dead transitions. [2021-03-24 23:43:41,269 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 698 places, 1095 transitions, 46094 flow [2021-03-24 23:43:41,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-24 23:43:41,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-24 23:43:41,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 268 transitions. [2021-03-24 23:43:41,270 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6600985221674877 [2021-03-24 23:43:41,270 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 268 transitions. [2021-03-24 23:43:41,270 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 268 transitions. [2021-03-24 23:43:41,270 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:43:41,270 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 268 transitions. [2021-03-24 23:43:41,270 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 19.142857142857142) internal successors, (268), 14 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:41,271 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 29.0) internal successors, (435), 15 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:41,271 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 29.0) internal successors, (435), 15 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:41,271 INFO L185 Difference]: Start difference. First operand has 686 places, 1011 transitions, 41374 flow. Second operand 14 states and 268 transitions. [2021-03-24 23:43:41,271 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 698 places, 1095 transitions, 46094 flow [2021-03-24 23:43:43,783 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 694 places, 1095 transitions, 45336 flow, removed 116 selfloop flow, removed 4 redundant places. [2021-03-24 23:43:43,807 INFO L241 Difference]: Finished difference. Result has 702 places, 1040 transitions, 42954 flow [2021-03-24 23:43:43,807 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=40708, PETRI_DIFFERENCE_MINUEND_PLACES=681, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1011, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=493, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=503, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=42954, PETRI_PLACES=702, PETRI_TRANSITIONS=1040} [2021-03-24 23:43:43,807 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 679 predicate places. [2021-03-24 23:43:43,807 INFO L480 AbstractCegarLoop]: Abstraction has has 702 places, 1040 transitions, 42954 flow [2021-03-24 23:43:43,807 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:43,807 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:43:43,807 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:43:44,008 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable345 [2021-03-24 23:43:44,008 INFO L428 AbstractCegarLoop]: === Iteration 195 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:43:44,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:43:44,008 INFO L82 PathProgramCache]: Analyzing trace with hash 1951480057, now seen corresponding path program 5 times [2021-03-24 23:43:44,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:43:44,008 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376129398] [2021-03-24 23:43:44,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:43:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:43:44,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:44,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:43:44,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:44,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:44,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:44,052 INFO L142 QuantifierPusher]: treesize reduction -4, result has 106.8 percent of original size [2021-03-24 23:43:44,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:43:44,088 INFO L142 QuantifierPusher]: treesize reduction -4, result has 108.0 percent of original size [2021-03-24 23:43:44,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:43:44,112 INFO L142 QuantifierPusher]: treesize reduction -2, result has 116.7 percent of original size [2021-03-24 23:43:44,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:43:44,123 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-24 23:43:44,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:44,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:44,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376129398] [2021-03-24 23:43:44,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [317501479] [2021-03-24 23:43:44,133 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 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:43:44,161 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:43:44,161 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:43:44,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:43:44,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:43:44,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:44,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:44,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:44,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:44,165 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:43:44,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:44,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:44,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:44,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:44,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:44,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:44,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:44,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:44,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:44,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:44,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:44,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:44,185 INFO L142 QuantifierPusher]: treesize reduction 15, result has 34.8 percent of original size [2021-03-24 23:43:44,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:44,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:44,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:44,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:44,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:44,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:44,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:44,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:44,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:44,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,199 INFO L147 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size 16 [2021-03-24 23:43:44,199 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-03-24 23:43:44,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:43:44,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:43:44,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:43:44,214 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.3 percent of original size [2021-03-24 23:43:44,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:44,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-24 23:43:44,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:44,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:43:44,218 INFO L142 QuantifierPusher]: treesize reduction 42, result has 77.9 percent of original size [2021-03-24 23:43:44,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,219 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:43:44,220 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:43:44,220 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:44,228 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,228 INFO L142 QuantifierPusher]: treesize reduction 155, result has 27.2 percent of original size [2021-03-24 23:43:44,229 INFO L147 QuantifierPusher]: treesize reduction 6, result has 88.7 percent of original size 47 [2021-03-24 23:43:44,230 INFO L147 QuantifierPusher]: treesize reduction 6, result has 91.3 percent of original size 63 [2021-03-24 23:43:44,230 INFO L142 QuantifierPusher]: treesize reduction 6, result has 91.3 percent of original size [2021-03-24 23:43:44,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:43:44,262 INFO L142 QuantifierPusher]: treesize reduction 25, result has 69.1 percent of original size [2021-03-24 23:43:44,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:43:44,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-24 23:43:44,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:44,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:43:44,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:43:44,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:43:44,287 INFO L142 QuantifierPusher]: treesize reduction 11, result has 89.5 percent of original size [2021-03-24 23:43:44,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:44,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 23:43:44,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:43:44,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-03-24 23:43:44,291 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.9 percent of original size [2021-03-24 23:43:44,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,293 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:43:44,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,294 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:43:44,294 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:44,295 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,295 INFO L142 QuantifierPusher]: treesize reduction 48, result has 70.6 percent of original size [2021-03-24 23:43:44,296 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:44,296 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,297 INFO L142 QuantifierPusher]: treesize reduction 40, result has 61.2 percent of original size [2021-03-24 23:43:44,297 INFO L147 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size 27 [2021-03-24 23:43:44,298 INFO L147 QuantifierPusher]: treesize reduction 23, result has 66.2 percent of original size 45 [2021-03-24 23:43:44,299 INFO L147 QuantifierPusher]: treesize reduction 23, result has 66.2 percent of original size 45 [2021-03-24 23:43:44,299 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:44,299 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,300 INFO L142 QuantifierPusher]: treesize reduction 126, result has 23.6 percent of original size [2021-03-24 23:43:44,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:44,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:43:44,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:43:44,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,302 INFO L142 QuantifierPusher]: treesize reduction 23, result has 76.0 percent of original size [2021-03-24 23:43:44,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:43:44,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-24 23:43:44,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:43:44,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:44,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:44,306 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:44,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:43:44,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:44,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:44,310 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:44,322 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:44,323 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-24 23:43:44,323 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:35 [2021-03-24 23:43:44,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:44,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:44,347 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:43:44,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:44,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:43:44,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:44,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:43:44,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:43:44,351 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:43:44,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,352 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:43:44,352 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:44,352 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,353 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:44,353 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,354 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:43:44,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:44,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:44,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:44,357 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:44,358 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:44,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:43:44,360 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:43:44,360 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:44,361 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:44,362 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:43:44,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:44,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:44,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:44,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:44,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:44,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:44,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:44,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:44,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:44,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:44,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:44,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:44,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:44,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:44,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:44,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:44,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:44,380 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:43:44,380 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-03-24 23:43:44,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642111543] [2021-03-24 23:43:44,380 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-24 23:43:44,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:43:44,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-24 23:43:44,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2021-03-24 23:43:44,381 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:43:44,381 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 702 places, 1040 transitions, 42954 flow. Second operand has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:44,381 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:43:44,381 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:43:44,381 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:43:47,308 INFO L129 PetriNetUnfolder]: 2796/5827 cut-off events. [2021-03-24 23:43:47,308 INFO L130 PetriNetUnfolder]: For 452050/452103 co-relation queries the response was YES. [2021-03-24 23:43:47,409 INFO L84 FinitePrefix]: Finished finitePrefix Result has 77408 conditions, 5827 events. 2796/5827 cut-off events. For 452050/452103 co-relation queries the response was YES. Maximal size of possible extension queue 584. Compared 50894 event pairs, 490 based on Foata normal form. 12/5837 useless extension candidates. Maximal degree in co-relation 76627. Up to 2480 conditions per place. [2021-03-24 23:43:47,443 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 559 selfloop transitions, 495 changer transitions 3/1063 dead transitions. [2021-03-24 23:43:47,443 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 709 places, 1063 transitions, 45632 flow [2021-03-24 23:43:47,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 23:43:47,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 23:43:47,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 164 transitions. [2021-03-24 23:43:47,444 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6283524904214559 [2021-03-24 23:43:47,444 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 164 transitions. [2021-03-24 23:43:47,444 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 164 transitions. [2021-03-24 23:43:47,444 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:43:47,444 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 164 transitions. [2021-03-24 23:43:47,444 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 18.22222222222222) internal successors, (164), 9 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:47,444 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:47,444 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:47,444 INFO L185 Difference]: Start difference. First operand has 702 places, 1040 transitions, 42954 flow. Second operand 9 states and 164 transitions. [2021-03-24 23:43:47,445 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 709 places, 1063 transitions, 45632 flow [2021-03-24 23:43:50,166 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 704 places, 1063 transitions, 44426 flow, removed 114 selfloop flow, removed 5 redundant places. [2021-03-24 23:43:50,189 INFO L241 Difference]: Finished difference. Result has 707 places, 1042 transitions, 42874 flow [2021-03-24 23:43:50,189 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=41804, PETRI_DIFFERENCE_MINUEND_PLACES=696, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1040, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=493, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=545, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=42874, PETRI_PLACES=707, PETRI_TRANSITIONS=1042} [2021-03-24 23:43:50,189 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 684 predicate places. [2021-03-24 23:43:50,189 INFO L480 AbstractCegarLoop]: Abstraction has has 707 places, 1042 transitions, 42874 flow [2021-03-24 23:43:50,189 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:50,189 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:43:50,189 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:43:50,390 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable363,51 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:43:50,390 INFO L428 AbstractCegarLoop]: === Iteration 196 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:43:50,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:43:50,390 INFO L82 PathProgramCache]: Analyzing trace with hash -1312581959, now seen corresponding path program 6 times [2021-03-24 23:43:50,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:43:50,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274967516] [2021-03-24 23:43:50,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:43:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:43:50,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:50,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:43:50,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:50,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:43:50,430 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-03-24 23:43:50,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:43:50,467 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-03-24 23:43:50,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:43:50,504 INFO L142 QuantifierPusher]: treesize reduction 32, result has 57.3 percent of original size [2021-03-24 23:43:50,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:43:50,530 INFO L142 QuantifierPusher]: treesize reduction 34, result has 41.4 percent of original size [2021-03-24 23:43:50,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:43:50,552 INFO L142 QuantifierPusher]: treesize reduction 45, result has 31.8 percent of original size [2021-03-24 23:43:50,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:43:50,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:50,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274967516] [2021-03-24 23:43:50,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1212487132] [2021-03-24 23:43:50,575 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 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:43:50,603 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-24 23:43:50,603 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:43:50,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:43:50,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:43:50,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:50,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:50,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:50,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:50,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:50,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:50,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:50,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:50,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:50,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:50,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:50,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:50,623 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:43:50,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:50,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:50,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:50,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:50,641 INFO L142 QuantifierPusher]: treesize reduction 15, result has 34.8 percent of original size [2021-03-24 23:43:50,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:50,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:50,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:50,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:50,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:50,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:50,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:50,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:50,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:43:50,654 INFO L142 QuantifierPusher]: treesize reduction 9, result has 88.0 percent of original size [2021-03-24 23:43:50,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:50,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-24 23:43:50,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:50,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:43:50,670 INFO L142 QuantifierPusher]: treesize reduction 42, result has 76.8 percent of original size [2021-03-24 23:43:50,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,671 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:43:50,672 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:43:50,672 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:50,672 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,673 INFO L142 QuantifierPusher]: treesize reduction 98, result has 53.1 percent of original size [2021-03-24 23:43:50,674 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:50,677 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,678 INFO L142 QuantifierPusher]: treesize reduction 37, result has 67.8 percent of original size [2021-03-24 23:43:50,678 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-03-24 23:43:50,679 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,679 INFO L142 QuantifierPusher]: treesize reduction 63, result has 49.2 percent of original size [2021-03-24 23:43:50,680 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:50,680 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,681 INFO L142 QuantifierPusher]: treesize reduction 25, result has 58.3 percent of original size [2021-03-24 23:43:50,682 INFO L147 QuantifierPusher]: treesize reduction 13, result has 27.8 percent of original size 5 [2021-03-24 23:43:50,682 INFO L147 QuantifierPusher]: treesize reduction 13, result has 40.9 percent of original size 9 [2021-03-24 23:43:50,683 INFO L147 QuantifierPusher]: treesize reduction 13, result has 67.5 percent of original size 27 [2021-03-24 23:43:50,684 INFO L147 QuantifierPusher]: treesize reduction 13, result has 77.6 percent of original size 45 [2021-03-24 23:43:50,684 INFO L147 QuantifierPusher]: treesize reduction 13, result has 80.0 percent of original size 52 [2021-03-24 23:43:50,685 INFO L142 QuantifierPusher]: treesize reduction 13, result has 80.0 percent of original size [2021-03-24 23:43:50,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:43:50,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,719 INFO L147 QuantifierPusher]: treesize reduction 3, result has 95.3 percent of original size 61 [2021-03-24 23:43:50,719 INFO L142 QuantifierPusher]: treesize reduction 3, result has 95.3 percent of original size [2021-03-24 23:43:50,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:43:50,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:43:50,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:43:50,753 INFO L142 QuantifierPusher]: treesize reduction 23, result has 70.9 percent of original size [2021-03-24 23:43:50,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:43:50,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-24 23:43:50,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:50,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:43:50,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:43:50,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:43:50,779 INFO L142 QuantifierPusher]: treesize reduction 11, result has 89.5 percent of original size [2021-03-24 23:43:50,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:50,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 23:43:50,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:43:50,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-03-24 23:43:50,783 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.9 percent of original size [2021-03-24 23:43:50,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,785 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:43:50,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,786 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:43:50,786 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:50,786 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,787 INFO L142 QuantifierPusher]: treesize reduction 115, result has 31.1 percent of original size [2021-03-24 23:43:50,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:50,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:50,789 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:50,789 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,790 INFO L142 QuantifierPusher]: treesize reduction 84, result has 31.7 percent of original size [2021-03-24 23:43:50,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:50,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:43:50,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:43:50,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-24 23:43:50,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-24 23:43:50,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:43:50,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:50,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:50,798 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:50,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:43:50,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:50,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:50,801 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:50,814 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:50,815 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-24 23:43:50,815 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:35 [2021-03-24 23:43:50,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:50,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:50,839 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:43:50,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:50,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:43:50,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:50,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:43:50,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:43:50,843 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:43:50,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,845 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:43:50,845 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:50,845 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,846 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:50,847 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:50,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:43:50,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:50,850 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:50,850 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,851 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:43:50,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:50,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:50,853 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:43:50,853 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:50,853 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:50,854 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:43:50,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:50,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:50,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:50,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:50,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:50,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:50,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:50,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:50,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:50,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:50,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:50,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:50,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:50,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:50,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:50,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:50,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:50,871 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:43:50,871 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-03-24 23:43:50,871 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656272560] [2021-03-24 23:43:50,871 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-24 23:43:50,871 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:43:50,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-24 23:43:50,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2021-03-24 23:43:50,872 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:43:50,872 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 707 places, 1042 transitions, 42874 flow. Second operand has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:50,872 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:43:50,872 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:43:50,872 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:43:53,946 INFO L129 PetriNetUnfolder]: 2795/5846 cut-off events. [2021-03-24 23:43:53,946 INFO L130 PetriNetUnfolder]: For 462016/462032 co-relation queries the response was YES. [2021-03-24 23:43:54,049 INFO L84 FinitePrefix]: Finished finitePrefix Result has 77475 conditions, 5846 events. 2795/5846 cut-off events. For 462016/462032 co-relation queries the response was YES. Maximal size of possible extension queue 586. Compared 51292 event pairs, 468 based on Foata normal form. 5/5850 useless extension candidates. Maximal degree in co-relation 77184. Up to 2304 conditions per place. [2021-03-24 23:43:54,300 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 571 selfloop transitions, 501 changer transitions 3/1081 dead transitions. [2021-03-24 23:43:54,300 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 713 places, 1081 transitions, 45850 flow [2021-03-24 23:43:54,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 23:43:54,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 23:43:54,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 168 transitions. [2021-03-24 23:43:54,301 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6436781609195402 [2021-03-24 23:43:54,301 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 168 transitions. [2021-03-24 23:43:54,301 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 168 transitions. [2021-03-24 23:43:54,301 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:43:54,301 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 168 transitions. [2021-03-24 23:43:54,301 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 18.666666666666668) internal successors, (168), 9 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) [2021-03-24 23:43:54,301 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:54,301 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:54,301 INFO L185 Difference]: Start difference. First operand has 707 places, 1042 transitions, 42874 flow. Second operand 9 states and 168 transitions. [2021-03-24 23:43:54,301 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 713 places, 1081 transitions, 45850 flow [2021-03-24 23:43:56,797 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 706 places, 1081 transitions, 44833 flow, removed 15 selfloop flow, removed 7 redundant places. [2021-03-24 23:43:56,821 INFO L241 Difference]: Finished difference. Result has 709 places, 1045 transitions, 42968 flow [2021-03-24 23:43:56,822 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=41869, PETRI_DIFFERENCE_MINUEND_PLACES=698, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1042, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=498, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=541, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=42968, PETRI_PLACES=709, PETRI_TRANSITIONS=1045} [2021-03-24 23:43:56,822 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 686 predicate places. [2021-03-24 23:43:56,822 INFO L480 AbstractCegarLoop]: Abstraction has has 709 places, 1045 transitions, 42968 flow [2021-03-24 23:43:56,822 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:56,822 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:43:56,822 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:43:57,022 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable372,52 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:43:57,022 INFO L428 AbstractCegarLoop]: === Iteration 197 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:43:57,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:43:57,023 INFO L82 PathProgramCache]: Analyzing trace with hash 1048407061, now seen corresponding path program 7 times [2021-03-24 23:43:57,023 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:43:57,023 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140268152] [2021-03-24 23:43:57,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:43:57,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:43:57,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:57,043 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:43:57,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:43:57,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:57,051 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-03-24 23:43:57,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:57,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:57,083 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.9 percent of original size [2021-03-24 23:43:57,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:43:57,108 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.3 percent of original size [2021-03-24 23:43:57,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:43:57,122 INFO L142 QuantifierPusher]: treesize reduction -2, result has 111.8 percent of original size [2021-03-24 23:43:57,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:57,136 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:43:57,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:57,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:57,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140268152] [2021-03-24 23:43:57,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [43496433] [2021-03-24 23:43:57,148 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 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:43:57,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:43:57,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:43:57,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:43:57,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:57,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:57,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:57,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:57,180 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:43:57,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:57,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:57,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:57,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:57,197 INFO L142 QuantifierPusher]: treesize reduction 15, result has 34.8 percent of original size [2021-03-24 23:43:57,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:57,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:57,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:57,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:57,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:57,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:57,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:57,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:57,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:57,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:57,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:57,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:57,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:57,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,203 INFO L147 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size 13 [2021-03-24 23:43:57,203 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-03-24 23:43:57,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:57,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:57,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:43:57,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:43:57,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:43:57,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:43:57,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:43:57,232 INFO L142 QuantifierPusher]: treesize reduction 11, result has 86.9 percent of original size [2021-03-24 23:43:57,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:57,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:43:57,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:57,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:43:57,236 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.4 percent of original size [2021-03-24 23:43:57,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,237 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:43:57,237 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:57,238 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,239 INFO L142 QuantifierPusher]: treesize reduction 64, result has 54.0 percent of original size [2021-03-24 23:43:57,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:57,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:43:57,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:43:57,271 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.7 percent of original size [2021-03-24 23:43:57,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:43:57,273 INFO L147 QuantifierPusher]: treesize reduction 20, result has 73.3 percent of original size 55 [2021-03-24 23:43:57,273 INFO L142 QuantifierPusher]: treesize reduction 20, result has 73.7 percent of original size [2021-03-24 23:43:57,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:57,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:43:57,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:57,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:57,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:43:57,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:43:57,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:43:57,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:43:57,305 INFO L142 QuantifierPusher]: treesize reduction 9, result has 90.7 percent of original size [2021-03-24 23:43:57,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:57,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-24 23:43:57,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:43:57,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-03-24 23:43:57,309 INFO L142 QuantifierPusher]: treesize reduction 42, result has 79.3 percent of original size [2021-03-24 23:43:57,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,310 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:43:57,311 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:43:57,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,312 INFO L142 QuantifierPusher]: treesize reduction 11, result has 90.5 percent of original size [2021-03-24 23:43:57,312 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:57,313 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,313 INFO L142 QuantifierPusher]: treesize reduction 50, result has 65.0 percent of original size [2021-03-24 23:43:57,314 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-03-24 23:43:57,314 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,315 INFO L142 QuantifierPusher]: treesize reduction 75, result has 54.8 percent of original size [2021-03-24 23:43:57,315 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:57,316 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,316 INFO L142 QuantifierPusher]: treesize reduction 19, result has 74.0 percent of original size [2021-03-24 23:43:57,317 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:43:57,317 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,318 INFO L142 QuantifierPusher]: treesize reduction 37, result has 38.3 percent of original size [2021-03-24 23:43:57,318 INFO L147 QuantifierPusher]: treesize reduction 13, result has 27.8 percent of original size 5 [2021-03-24 23:43:57,319 INFO L147 QuantifierPusher]: treesize reduction 13, result has 63.9 percent of original size 23 [2021-03-24 23:43:57,319 INFO L147 QuantifierPusher]: treesize reduction 28, result has 60.6 percent of original size 43 [2021-03-24 23:43:57,320 INFO L147 QuantifierPusher]: treesize reduction 28, result has 68.5 percent of original size 61 [2021-03-24 23:43:57,320 INFO L147 QuantifierPusher]: treesize reduction 28, result has 68.5 percent of original size 61 [2021-03-24 23:43:57,321 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:43:57,321 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,322 INFO L142 QuantifierPusher]: treesize reduction 81, result has 47.7 percent of original size [2021-03-24 23:43:57,322 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:57,322 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,323 INFO L142 QuantifierPusher]: treesize reduction 39, result has 43.5 percent of original size [2021-03-24 23:43:57,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:43:57,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:43:57,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 23:43:57,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:43:57,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:43:57,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:43:57,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,326 INFO L142 QuantifierPusher]: treesize reduction 28, result has 74.8 percent of original size [2021-03-24 23:43:57,326 INFO L147 QuantifierPusher]: treesize reduction 17, result has 79.5 percent of original size 66 [2021-03-24 23:43:57,327 INFO L147 QuantifierPusher]: treesize reduction 17, result has 81.5 percent of original size 75 [2021-03-24 23:43:57,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:43:57,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:57,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:43:57,331 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:57,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:43:57,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:57,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:43:57,334 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:57,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:43:57,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:57,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:43:57,337 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:43:57,350 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:57,351 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-24 23:43:57,351 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:78, output treesize:35 [2021-03-24 23:43:57,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:57,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:43:57,375 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:43:57,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:57,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:43:57,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:43:57,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:43:57,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:43:57,380 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:43:57,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,381 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:43:57,381 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:57,382 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,382 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:57,383 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:57,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:43:57,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:57,386 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:57,387 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,387 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:43:57,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:43:57,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:43:57,389 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:43:57,389 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:43:57,390 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:43:57,390 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:43:57,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:57,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:57,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:43:57,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:57,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:57,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:57,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:57,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:57,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:57,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:57,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:43:57,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:43:57,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:43:57,405 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:43:57,405 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-03-24 23:43:57,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891453667] [2021-03-24 23:43:57,406 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-24 23:43:57,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:43:57,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-24 23:43:57,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2021-03-24 23:43:57,406 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:43:57,406 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 709 places, 1045 transitions, 42968 flow. Second operand has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:43:57,406 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:43:57,407 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:43:57,407 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:44:00,365 INFO L129 PetriNetUnfolder]: 2796/5831 cut-off events. [2021-03-24 23:44:00,365 INFO L130 PetriNetUnfolder]: For 454478/454531 co-relation queries the response was YES. [2021-03-24 23:44:00,461 INFO L84 FinitePrefix]: Finished finitePrefix Result has 77126 conditions, 5831 events. 2796/5831 cut-off events. For 454478/454531 co-relation queries the response was YES. Maximal size of possible extension queue 586. Compared 50947 event pairs, 483 based on Foata normal form. 12/5841 useless extension candidates. Maximal degree in co-relation 76342. Up to 2465 conditions per place. [2021-03-24 23:44:00,494 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 559 selfloop transitions, 503 changer transitions 3/1071 dead transitions. [2021-03-24 23:44:00,494 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 715 places, 1071 transitions, 45690 flow [2021-03-24 23:44:00,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 23:44:00,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 23:44:00,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 164 transitions. [2021-03-24 23:44:00,495 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6283524904214559 [2021-03-24 23:44:00,495 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 164 transitions. [2021-03-24 23:44:00,495 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 164 transitions. [2021-03-24 23:44:00,495 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:44:00,495 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 164 transitions. [2021-03-24 23:44:00,495 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 18.22222222222222) internal successors, (164), 9 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:00,495 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:00,495 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:00,495 INFO L185 Difference]: Start difference. First operand has 709 places, 1045 transitions, 42968 flow. Second operand 9 states and 164 transitions. [2021-03-24 23:44:00,495 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 715 places, 1071 transitions, 45690 flow [2021-03-24 23:44:03,347 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 710 places, 1071 transitions, 44709 flow, removed 13 selfloop flow, removed 5 redundant places. [2021-03-24 23:44:03,371 INFO L241 Difference]: Finished difference. Result has 713 places, 1047 transitions, 43114 flow [2021-03-24 23:44:03,372 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=42000, PETRI_DIFFERENCE_MINUEND_PLACES=702, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1045, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=501, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=542, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=43114, PETRI_PLACES=713, PETRI_TRANSITIONS=1047} [2021-03-24 23:44:03,372 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 690 predicate places. [2021-03-24 23:44:03,372 INFO L480 AbstractCegarLoop]: Abstraction has has 713 places, 1047 transitions, 43114 flow [2021-03-24 23:44:03,372 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:03,372 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:44:03,372 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:44:03,572 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable383,53 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:44:03,573 INFO L428 AbstractCegarLoop]: === Iteration 198 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:44:03,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:44:03,573 INFO L82 PathProgramCache]: Analyzing trace with hash -1049374425, now seen corresponding path program 8 times [2021-03-24 23:44:03,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:44:03,573 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194859459] [2021-03-24 23:44:03,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:44:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:44:03,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:03,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:44:03,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:03,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:44:03,609 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.1 percent of original size [2021-03-24 23:44:03,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:44:03,629 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.1 percent of original size [2021-03-24 23:44:03,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:44:03,648 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.0 percent of original size [2021-03-24 23:44:03,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:44:03,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:03,680 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:44:03,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:03,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:44:03,693 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194859459] [2021-03-24 23:44:03,693 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414504160] [2021-03-24 23:44:03,693 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:44:03,722 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:44:03,722 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:44:03,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:44:03,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:44:03,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:03,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:03,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:03,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:03,731 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:44:03,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:03,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:03,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:03,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:03,747 INFO L142 QuantifierPusher]: treesize reduction 15, result has 34.8 percent of original size [2021-03-24 23:44:03,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:03,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:03,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:03,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:03,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:03,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:03,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:03,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:03,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:03,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:03,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:03,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:03,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:03,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:03,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:03,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:03,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:03,769 INFO L142 QuantifierPusher]: treesize reduction 9, result has 88.0 percent of original size [2021-03-24 23:44:03,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:03,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-24 23:44:03,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:44:03,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:44:03,773 INFO L142 QuantifierPusher]: treesize reduction 42, result has 76.8 percent of original size [2021-03-24 23:44:03,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,774 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.2 percent of original size [2021-03-24 23:44:03,774 INFO L147 QuantifierPusher]: treesize reduction 25, result has 67.5 percent of original size 52 [2021-03-24 23:44:03,775 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:03,775 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,776 INFO L142 QuantifierPusher]: treesize reduction 113, result has 46.4 percent of original size [2021-03-24 23:44:03,776 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:03,776 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,777 INFO L142 QuantifierPusher]: treesize reduction 73, result has 51.0 percent of original size [2021-03-24 23:44:03,777 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:03,777 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,778 INFO L142 QuantifierPusher]: treesize reduction 42, result has 44.7 percent of original size [2021-03-24 23:44:03,778 INFO L147 QuantifierPusher]: treesize reduction 7, result has 75.9 percent of original size 22 [2021-03-24 23:44:03,779 INFO L147 QuantifierPusher]: treesize reduction 18, result has 60.0 percent of original size 27 [2021-03-24 23:44:03,780 INFO L147 QuantifierPusher]: treesize reduction 18, result has 71.4 percent of original size 45 [2021-03-24 23:44:03,780 INFO L147 QuantifierPusher]: treesize reduction 18, result has 74.3 percent of original size 52 [2021-03-24 23:44:03,780 INFO L142 QuantifierPusher]: treesize reduction 18, result has 74.3 percent of original size [2021-03-24 23:44:03,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:44:03,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,808 INFO L147 QuantifierPusher]: treesize reduction 3, result has 95.3 percent of original size 61 [2021-03-24 23:44:03,808 INFO L142 QuantifierPusher]: treesize reduction 3, result has 95.3 percent of original size [2021-03-24 23:44:03,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:44:03,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:44:03,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:44:03,841 INFO L142 QuantifierPusher]: treesize reduction 11, result has 91.5 percent of original size [2021-03-24 23:44:03,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:03,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-03-24 23:44:03,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-03-24 23:44:03,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-03-24 23:44:03,846 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.5 percent of original size [2021-03-24 23:44:03,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,847 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:44:03,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,848 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:44:03,848 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:03,848 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,849 INFO L142 QuantifierPusher]: treesize reduction 48, result has 70.6 percent of original size [2021-03-24 23:44:03,849 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:03,850 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,850 INFO L142 QuantifierPusher]: treesize reduction 63, result has 38.8 percent of original size [2021-03-24 23:44:03,851 INFO L147 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size 27 [2021-03-24 23:44:03,852 INFO L147 QuantifierPusher]: treesize reduction 23, result has 66.2 percent of original size 45 [2021-03-24 23:44:03,852 INFO L147 QuantifierPusher]: treesize reduction 23, result has 66.2 percent of original size 45 [2021-03-24 23:44:03,852 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:03,852 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,853 INFO L142 QuantifierPusher]: treesize reduction 48, result has 70.0 percent of original size [2021-03-24 23:44:03,853 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:03,854 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,855 INFO L142 QuantifierPusher]: treesize reduction 22, result has 81.5 percent of original size [2021-03-24 23:44:03,855 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:03,855 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,856 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:03,857 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:44:03,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:03,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:44:03,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:44:03,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:03,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:44:03,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-24 23:44:03,863 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:03,864 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:03,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:03,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:44:03,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:44:03,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-03-24 23:44:03,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:44:03,869 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:03,870 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:03,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:03,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:44:03,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:44:03,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-03-24 23:44:03,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:03,874 INFO L142 QuantifierPusher]: treesize reduction 23, result has 79.8 percent of original size [2021-03-24 23:44:03,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-03-24 23:44:03,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-03-24 23:44:03,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:03,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:03,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:03,882 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:03,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:44:03,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:03,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:03,886 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:03,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:44:03,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:03,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:03,890 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:03,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:03,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:03,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:03,895 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:03,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:44:03,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:03,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:03,899 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:03,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:44:03,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:03,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:03,903 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:03,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:03,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:03,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:03,907 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:03,974 INFO L628 ElimStorePlain]: treesize reduction 4, result has 94.4 percent of original size [2021-03-24 23:44:03,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:44:03,976 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-24 23:44:03,976 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:266, output treesize:67 [2021-03-24 23:44:03,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:44:03,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:03,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:44:04,029 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:44:04,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:04,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:44:04,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:44:04,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:04,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:04,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:44:04,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:44:04,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:44:04,035 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.8 percent of original size [2021-03-24 23:44:04,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:04,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,037 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 8, 1] term [2021-03-24 23:44:04,037 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:44:04,038 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,039 INFO L147 QuantifierPusher]: treesize reduction 25, result has 71.6 percent of original size 63 [2021-03-24 23:44:04,039 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:44:04,040 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:04,041 INFO L142 QuantifierPusher]: treesize reduction 61, result has 42.5 percent of original size [2021-03-24 23:44:04,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:44:04,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:44:04,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:44:04,073 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:44:04,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:04,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:04,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:44:04,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:04,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:04,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:04,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:44:04,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:44:04,078 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:44:04,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:04,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,079 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:44:04,079 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:04,079 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,080 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:04,080 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:04,081 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:44:04,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:04,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:04,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:04,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:04,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:04,084 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:04,084 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:04,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:04,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:04,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:04,087 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:44:04,087 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:04,087 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:04,088 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:44:04,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:04,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:04,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:04,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:04,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:04,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:04,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:04,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:04,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:04,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:04,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:04,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:04,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:04,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:04,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:04,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:04,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:44:04,106 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:44:04,106 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-03-24 23:44:04,106 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122460904] [2021-03-24 23:44:04,106 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-24 23:44:04,106 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:44:04,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-24 23:44:04,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2021-03-24 23:44:04,107 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:44:04,107 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 713 places, 1047 transitions, 43114 flow. Second operand has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:04,107 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:44:04,107 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:44:04,107 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:44:07,424 INFO L129 PetriNetUnfolder]: 2793/5833 cut-off events. [2021-03-24 23:44:07,424 INFO L130 PetriNetUnfolder]: For 468748/468801 co-relation queries the response was YES. [2021-03-24 23:44:07,526 INFO L84 FinitePrefix]: Finished finitePrefix Result has 78288 conditions, 5833 events. 2793/5833 cut-off events. For 468748/468801 co-relation queries the response was YES. Maximal size of possible extension queue 583. Compared 50963 event pairs, 465 based on Foata normal form. 16/5847 useless extension candidates. Maximal degree in co-relation 77990. Up to 2303 conditions per place. [2021-03-24 23:44:07,559 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 570 selfloop transitions, 504 changer transitions 7/1087 dead transitions. [2021-03-24 23:44:07,560 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 721 places, 1087 transitions, 46173 flow [2021-03-24 23:44:07,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 23:44:07,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 23:44:07,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 208 transitions. [2021-03-24 23:44:07,560 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6520376175548589 [2021-03-24 23:44:07,560 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 208 transitions. [2021-03-24 23:44:07,560 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 208 transitions. [2021-03-24 23:44:07,560 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:44:07,560 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 208 transitions. [2021-03-24 23:44:07,561 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 18.90909090909091) internal successors, (208), 11 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:07,561 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:07,561 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:07,561 INFO L185 Difference]: Start difference. First operand has 713 places, 1047 transitions, 43114 flow. Second operand 11 states and 208 transitions. [2021-03-24 23:44:07,561 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 721 places, 1087 transitions, 46173 flow [2021-03-24 23:44:10,714 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 716 places, 1087 transitions, 45174 flow, removed 29 selfloop flow, removed 5 redundant places. [2021-03-24 23:44:10,738 INFO L241 Difference]: Finished difference. Result has 720 places, 1049 transitions, 43188 flow [2021-03-24 23:44:10,739 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=42122, PETRI_DIFFERENCE_MINUEND_PLACES=706, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1047, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=502, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=543, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=43188, PETRI_PLACES=720, PETRI_TRANSITIONS=1049} [2021-03-24 23:44:10,739 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 697 predicate places. [2021-03-24 23:44:10,739 INFO L480 AbstractCegarLoop]: Abstraction has has 720 places, 1049 transitions, 43188 flow [2021-03-24 23:44:10,739 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:10,739 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:44:10,739 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:44:10,939 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable395,54 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:44:10,940 INFO L428 AbstractCegarLoop]: === Iteration 199 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:44:10,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:44:10,940 INFO L82 PathProgramCache]: Analyzing trace with hash 440030571, now seen corresponding path program 9 times [2021-03-24 23:44:10,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:44:10,940 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876399015] [2021-03-24 23:44:10,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:44:10,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:44:10,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:10,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:10,960 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:44:10,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:44:10,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:10,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:10,968 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-03-24 23:44:10,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:10,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:10,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:10,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:10,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:44:11,017 INFO L142 QuantifierPusher]: treesize reduction -3, result has 111.1 percent of original size [2021-03-24 23:44:11,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:44:11,036 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-03-24 23:44:11,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:44:11,053 INFO L142 QuantifierPusher]: treesize reduction 12, result has 61.3 percent of original size [2021-03-24 23:44:11,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:44:11,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876399015] [2021-03-24 23:44:11,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1947616788] [2021-03-24 23:44:11,066 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:44:11,114 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-24 23:44:11,114 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:44:11,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:44:11,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:44:11,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:11,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:11,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:11,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:11,119 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:44:11,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:11,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:11,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:11,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:11,136 INFO L142 QuantifierPusher]: treesize reduction 15, result has 34.8 percent of original size [2021-03-24 23:44:11,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:11,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:11,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:11,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:11,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:11,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:11,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:11,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:11,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:11,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:11,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:11,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:11,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:11,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:11,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:11,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:11,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:11,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,156 INFO L147 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size 16 [2021-03-24 23:44:11,156 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-03-24 23:44:11,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:44:11,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:44:11,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:44:11,173 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.3 percent of original size [2021-03-24 23:44:11,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:11,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-24 23:44:11,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:44:11,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:44:11,180 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.4 percent of original size [2021-03-24 23:44:11,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,182 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:44:11,182 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:11,183 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,184 INFO L142 QuantifierPusher]: treesize reduction 80, result has 55.3 percent of original size [2021-03-24 23:44:11,184 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:11,185 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,186 INFO L142 QuantifierPusher]: treesize reduction 100, result has 28.1 percent of original size [2021-03-24 23:44:11,186 INFO L147 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size 27 [2021-03-24 23:44:11,187 INFO L147 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size 45 [2021-03-24 23:44:11,187 INFO L147 QuantifierPusher]: treesize reduction 7, result has 89.7 percent of original size 61 [2021-03-24 23:44:11,188 INFO L142 QuantifierPusher]: treesize reduction 7, result has 89.7 percent of original size [2021-03-24 23:44:11,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:44:11,226 INFO L142 QuantifierPusher]: treesize reduction 11, result has 91.5 percent of original size [2021-03-24 23:44:11,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:11,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-03-24 23:44:11,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-03-24 23:44:11,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-03-24 23:44:11,231 INFO L142 QuantifierPusher]: treesize reduction 42, result has 82.0 percent of original size [2021-03-24 23:44:11,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,231 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:44:11,232 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:44:11,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,233 INFO L142 QuantifierPusher]: treesize reduction 11, result has 90.5 percent of original size [2021-03-24 23:44:11,233 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:11,233 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,234 INFO L142 QuantifierPusher]: treesize reduction 76, result has 59.4 percent of original size [2021-03-24 23:44:11,234 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:11,234 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,235 INFO L142 QuantifierPusher]: treesize reduction 124, result has 23.9 percent of original size [2021-03-24 23:44:11,236 INFO L147 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size 27 [2021-03-24 23:44:11,236 INFO L147 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size 45 [2021-03-24 23:44:11,237 INFO L147 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size 45 [2021-03-24 23:44:11,237 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:11,237 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,238 INFO L142 QuantifierPusher]: treesize reduction 32, result has 77.8 percent of original size [2021-03-24 23:44:11,238 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:11,238 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,239 INFO L142 QuantifierPusher]: treesize reduction 22, result has 81.5 percent of original size [2021-03-24 23:44:11,239 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:11,239 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,240 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:11,240 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:44:11,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:11,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:44:11,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:44:11,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:11,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:44:11,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-24 23:44:11,245 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:11,245 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:11,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:11,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:44:11,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:44:11,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-03-24 23:44:11,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:44:11,249 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:11,250 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:11,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:44:11,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:44:11,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-03-24 23:44:11,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,254 INFO L142 QuantifierPusher]: treesize reduction 7, result has 92.9 percent of original size [2021-03-24 23:44:11,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-03-24 23:44:11,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-03-24 23:44:11,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:11,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:11,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:11,260 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:11,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:44:11,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:11,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:11,263 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:11,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:44:11,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:11,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:11,267 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:11,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:11,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:11,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:11,270 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:11,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:44:11,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:11,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:11,274 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:11,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:44:11,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:11,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:11,278 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:11,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:11,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:11,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:11,281 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:11,333 INFO L628 ElimStorePlain]: treesize reduction 4, result has 94.4 percent of original size [2021-03-24 23:44:11,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:44:11,334 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-24 23:44:11,335 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:266, output treesize:67 [2021-03-24 23:44:11,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:44:11,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:44:11,377 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:44:11,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:44:11,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:44:11,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:44:11,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:44:11,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:44:11,382 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.8 percent of original size [2021-03-24 23:44:11,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,383 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 8, 1] term [2021-03-24 23:44:11,383 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:44:11,384 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,385 INFO L147 QuantifierPusher]: treesize reduction 25, result has 71.6 percent of original size 63 [2021-03-24 23:44:11,385 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:11,386 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,387 INFO L142 QuantifierPusher]: treesize reduction 141, result has 23.8 percent of original size [2021-03-24 23:44:11,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:44:11,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:44:11,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:44:11,421 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:44:11,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:11,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:44:11,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:11,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:44:11,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:44:11,425 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:44:11,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,427 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:44:11,427 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:11,427 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,428 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:11,428 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:11,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:11,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:11,432 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:11,432 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,432 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:44:11,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:11,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:11,434 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:44:11,435 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:11,435 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:11,436 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:44:11,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:11,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:11,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:44:11,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:44:11,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-03-24 23:44:11,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579548914] [2021-03-24 23:44:11,453 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-24 23:44:11,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:44:11,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-24 23:44:11,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2021-03-24 23:44:11,453 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:44:11,454 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 720 places, 1049 transitions, 43188 flow. Second operand has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:11,454 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:44:11,454 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:44:11,454 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:44:14,608 INFO L129 PetriNetUnfolder]: 2796/5823 cut-off events. [2021-03-24 23:44:14,609 INFO L130 PetriNetUnfolder]: For 483827/483880 co-relation queries the response was YES. [2021-03-24 23:44:14,715 INFO L84 FinitePrefix]: Finished finitePrefix Result has 79739 conditions, 5823 events. 2796/5823 cut-off events. For 483827/483880 co-relation queries the response was YES. Maximal size of possible extension queue 581. Compared 50797 event pairs, 486 based on Foata normal form. 15/5836 useless extension candidates. Maximal degree in co-relation 78939. Up to 2467 conditions per place. [2021-03-24 23:44:14,749 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 567 selfloop transitions, 499 changer transitions 6/1078 dead transitions. [2021-03-24 23:44:14,749 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 728 places, 1078 transitions, 46019 flow [2021-03-24 23:44:14,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 23:44:14,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 23:44:14,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 203 transitions. [2021-03-24 23:44:14,750 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6363636363636364 [2021-03-24 23:44:14,750 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 203 transitions. [2021-03-24 23:44:14,750 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 203 transitions. [2021-03-24 23:44:14,750 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:44:14,750 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 203 transitions. [2021-03-24 23:44:14,750 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 18.454545454545453) internal successors, (203), 11 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:14,751 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:14,751 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:14,751 INFO L185 Difference]: Start difference. First operand has 720 places, 1049 transitions, 43188 flow. Second operand 11 states and 203 transitions. [2021-03-24 23:44:14,751 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 728 places, 1078 transitions, 46019 flow [2021-03-24 23:44:17,911 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 720 places, 1078 transitions, 44971 flow, removed 20 selfloop flow, removed 8 redundant places. [2021-03-24 23:44:17,936 INFO L241 Difference]: Finished difference. Result has 724 places, 1052 transitions, 43243 flow [2021-03-24 23:44:17,936 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=42158, PETRI_DIFFERENCE_MINUEND_PLACES=710, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1049, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=497, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=551, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=43243, PETRI_PLACES=724, PETRI_TRANSITIONS=1052} [2021-03-24 23:44:17,936 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 701 predicate places. [2021-03-24 23:44:17,936 INFO L480 AbstractCegarLoop]: Abstraction has has 724 places, 1052 transitions, 43243 flow [2021-03-24 23:44:17,936 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:17,936 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:44:17,936 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:44:18,137 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 55 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable413 [2021-03-24 23:44:18,137 INFO L428 AbstractCegarLoop]: === Iteration 200 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:44:18,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:44:18,137 INFO L82 PathProgramCache]: Analyzing trace with hash 679563957, now seen corresponding path program 10 times [2021-03-24 23:44:18,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:44:18,137 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777358078] [2021-03-24 23:44:18,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:44:18,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:44:18,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:18,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:44:18,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:18,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:18,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:44:18,180 INFO L142 QuantifierPusher]: treesize reduction 7, result has 85.4 percent of original size [2021-03-24 23:44:18,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:44:18,202 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.7 percent of original size [2021-03-24 23:44:18,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:44:18,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:18,241 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:44:18,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:44:18,258 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777358078] [2021-03-24 23:44:18,258 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [553645695] [2021-03-24 23:44:18,258 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 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:44:18,302 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:44:18,303 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:44:18,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:44:18,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:44:18,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:18,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:18,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:18,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:18,306 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:44:18,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,322 INFO L142 QuantifierPusher]: treesize reduction 15, result has 34.8 percent of original size [2021-03-24 23:44:18,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:18,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:18,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:18,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:18,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:18,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:18,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:18,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:18,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:18,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:18,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:18,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:18,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:18,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,329 INFO L147 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size 13 [2021-03-24 23:44:18,329 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-03-24 23:44:18,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:18,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:18,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:18,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:44:18,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:44:18,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:44:18,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:44:18,360 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.3 percent of original size [2021-03-24 23:44:18,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:18,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-24 23:44:18,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:44:18,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:44:18,364 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.4 percent of original size [2021-03-24 23:44:18,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,365 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:44:18,366 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:18,366 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,367 INFO L142 QuantifierPusher]: treesize reduction 39, result has 71.9 percent of original size [2021-03-24 23:44:18,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:18,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:44:18,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:44:18,401 INFO L142 QuantifierPusher]: treesize reduction 25, result has 69.1 percent of original size [2021-03-24 23:44:18,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:44:18,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-24 23:44:18,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:18,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:44:18,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:44:18,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:44:18,426 INFO L142 QuantifierPusher]: treesize reduction 11, result has 89.5 percent of original size [2021-03-24 23:44:18,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:18,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 23:44:18,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:44:18,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-03-24 23:44:18,431 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.9 percent of original size [2021-03-24 23:44:18,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,433 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:44:18,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,434 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:44:18,434 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:18,435 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,435 INFO L142 QuantifierPusher]: treesize reduction 54, result has 66.9 percent of original size [2021-03-24 23:44:18,436 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:18,436 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,437 INFO L142 QuantifierPusher]: treesize reduction 73, result has 51.7 percent of original size [2021-03-24 23:44:18,438 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:18,438 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,439 INFO L142 QuantifierPusher]: treesize reduction 62, result has 30.3 percent of original size [2021-03-24 23:44:18,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:44:18,440 INFO L147 QuantifierPusher]: treesize reduction 7, result has 84.4 percent of original size 38 [2021-03-24 23:44:18,441 INFO L147 QuantifierPusher]: treesize reduction 17, result has 76.7 percent of original size 56 [2021-03-24 23:44:18,441 INFO L147 QuantifierPusher]: treesize reduction 17, result has 76.7 percent of original size 56 [2021-03-24 23:44:18,441 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:18,442 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,443 INFO L142 QuantifierPusher]: treesize reduction 126, result has 28.0 percent of original size [2021-03-24 23:44:18,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:44:18,444 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:18,444 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:44:18,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:44:18,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:44:18,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,447 INFO L142 QuantifierPusher]: treesize reduction 10, result has 47.4 percent of original size [2021-03-24 23:44:18,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:18,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:44:18,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,448 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.2 percent of original size [2021-03-24 23:44:18,448 INFO L147 QuantifierPusher]: treesize reduction 11, result has 86.9 percent of original size 73 [2021-03-24 23:44:18,449 INFO L147 QuantifierPusher]: treesize reduction 11, result has 88.2 percent of original size 82 [2021-03-24 23:44:18,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:44:18,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:18,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:18,455 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:18,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:44:18,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:44:18,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:44:18,459 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:18,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:44:18,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:18,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:18,462 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:18,475 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:44:18,475 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-24 23:44:18,476 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:76, output treesize:35 [2021-03-24 23:44:18,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:44:18,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:44:18,499 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:44:18,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:18,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:44:18,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:18,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:44:18,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:44:18,514 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:44:18,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,515 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:44:18,515 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:18,516 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,517 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:18,517 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,518 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:44:18,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:18,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:18,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:18,521 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:18,522 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:18,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:18,524 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:44:18,525 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:18,525 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:18,525 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:44:18,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:18,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:18,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:18,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:18,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:18,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:44:18,539 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:44:18,539 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-03-24 23:44:18,539 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220258831] [2021-03-24 23:44:18,540 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-24 23:44:18,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:44:18,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-24 23:44:18,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2021-03-24 23:44:18,540 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:44:18,540 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 724 places, 1052 transitions, 43243 flow. Second operand has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:18,540 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:44:18,540 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:44:18,540 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:44:21,315 INFO L129 PetriNetUnfolder]: 2793/5819 cut-off events. [2021-03-24 23:44:21,315 INFO L130 PetriNetUnfolder]: For 508696/508749 co-relation queries the response was YES. [2021-03-24 23:44:21,419 INFO L84 FinitePrefix]: Finished finitePrefix Result has 81611 conditions, 5819 events. 2793/5819 cut-off events. For 508696/508749 co-relation queries the response was YES. Maximal size of possible extension queue 580. Compared 50792 event pairs, 481 based on Foata normal form. 12/5829 useless extension candidates. Maximal degree in co-relation 80801. Up to 2457 conditions per place. [2021-03-24 23:44:21,452 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 565 selfloop transitions, 503 changer transitions 3/1077 dead transitions. [2021-03-24 23:44:21,453 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 730 places, 1077 transitions, 45960 flow [2021-03-24 23:44:21,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 23:44:21,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 23:44:21,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 164 transitions. [2021-03-24 23:44:21,453 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6283524904214559 [2021-03-24 23:44:21,453 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 164 transitions. [2021-03-24 23:44:21,453 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 164 transitions. [2021-03-24 23:44:21,453 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:44:21,453 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 164 transitions. [2021-03-24 23:44:21,454 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 18.22222222222222) internal successors, (164), 9 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:21,454 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:21,454 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:21,454 INFO L185 Difference]: Start difference. First operand has 724 places, 1052 transitions, 43243 flow. Second operand 9 states and 164 transitions. [2021-03-24 23:44:21,454 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 730 places, 1077 transitions, 45960 flow [2021-03-24 23:44:24,611 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 724 places, 1077 transitions, 45038 flow, removed 34 selfloop flow, removed 6 redundant places. [2021-03-24 23:44:24,635 INFO L241 Difference]: Finished difference. Result has 726 places, 1054 transitions, 43399 flow [2021-03-24 23:44:24,635 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=42333, PETRI_DIFFERENCE_MINUEND_PLACES=716, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1052, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=501, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=550, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=43399, PETRI_PLACES=726, PETRI_TRANSITIONS=1054} [2021-03-24 23:44:24,635 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 703 predicate places. [2021-03-24 23:44:24,635 INFO L480 AbstractCegarLoop]: Abstraction has has 726 places, 1054 transitions, 43399 flow [2021-03-24 23:44:24,635 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:24,636 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:44:24,636 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:44:24,836 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable430,56 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:44:24,836 INFO L428 AbstractCegarLoop]: === Iteration 201 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:44:24,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:44:24,836 INFO L82 PathProgramCache]: Analyzing trace with hash -1737488799, now seen corresponding path program 11 times [2021-03-24 23:44:24,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:44:24,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973845421] [2021-03-24 23:44:24,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:44:24,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:44:24,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:24,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:24,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:24,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:44:24,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:24,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:24,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:24,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:24,863 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.9 percent of original size [2021-03-24 23:44:24,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:44:24,887 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.4 percent of original size [2021-03-24 23:44:24,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:44:24,915 INFO L142 QuantifierPusher]: treesize reduction 6, result has 81.8 percent of original size [2021-03-24 23:44:24,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:44:24,933 INFO L142 QuantifierPusher]: treesize reduction 27, result has 41.3 percent of original size [2021-03-24 23:44:24,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:24,947 INFO L142 QuantifierPusher]: treesize reduction 38, result has 30.9 percent of original size [2021-03-24 23:44:24,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:24,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:44:24,959 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973845421] [2021-03-24 23:44:24,959 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [418561198] [2021-03-24 23:44:24,959 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 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 [2021-03-24 23:44:24,990 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-24 23:44:24,990 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:44:24,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 31 conjunts are in the unsatisfiable core [2021-03-24 23:44:24,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:44:24,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:24,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:24,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:24,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:24,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:24,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:24,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:24,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:24,993 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:44:24,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:24,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:24,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:24,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:24,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:24,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:24,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:25,010 INFO L142 QuantifierPusher]: treesize reduction 15, result has 34.8 percent of original size [2021-03-24 23:44:25,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:25,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:25,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:25,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:25,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:25,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:25,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:25,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:25,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:25,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:25,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:25,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:25,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:25,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,016 INFO L147 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size 13 [2021-03-24 23:44:25,017 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-03-24 23:44:25,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:25,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:25,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:25,030 INFO L142 QuantifierPusher]: treesize reduction 6, result has 89.8 percent of original size [2021-03-24 23:44:25,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:44:25,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:25,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:44:25,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-24 23:44:25,034 INFO L142 QuantifierPusher]: treesize reduction 42, result has 74.4 percent of original size [2021-03-24 23:44:25,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,034 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:44:25,035 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:44:25,035 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:25,036 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,036 INFO L142 QuantifierPusher]: treesize reduction 137, result has 19.9 percent of original size [2021-03-24 23:44:25,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:44:25,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:44:25,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:44:25,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:44:25,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:44:25,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:44:25,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:44:25,083 INFO L142 QuantifierPusher]: treesize reduction 9, result has 91.9 percent of original size [2021-03-24 23:44:25,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:25,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-03-24 23:44:25,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 23:44:25,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-03-24 23:44:25,088 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.8 percent of original size [2021-03-24 23:44:25,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,089 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:44:25,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,089 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:44:25,090 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:25,090 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,091 INFO L142 QuantifierPusher]: treesize reduction 115, result has 31.1 percent of original size [2021-03-24 23:44:25,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:25,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:25,093 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:25,093 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,097 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:25,098 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,098 INFO L142 QuantifierPusher]: treesize reduction 27, result has 77.9 percent of original size [2021-03-24 23:44:25,098 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:25,099 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:25,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:25,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:44:25,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:44:25,102 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:25,102 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:44:25,103 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:44:25,104 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,104 INFO L142 QuantifierPusher]: treesize reduction 15, result has 79.7 percent of original size [2021-03-24 23:44:25,104 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:25,105 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:25,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:25,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:44:25,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:44:25,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:25,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:44:25,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-24 23:44:25,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-03-24 23:44:25,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:44:25,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-03-24 23:44:25,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-24 23:44:25,114 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:25,115 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,115 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:44:25,116 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,116 INFO L142 QuantifierPusher]: treesize reduction 15, result has 79.2 percent of original size [2021-03-24 23:44:25,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:25,117 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:25,118 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:25,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:25,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:44:25,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:44:25,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:44:25,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:44:25,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:44:25,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-24 23:44:25,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:44:25,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-03-24 23:44:25,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-03-24 23:44:25,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-03-24 23:44:25,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:25,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:25,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:25,134 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:25,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:44:25,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:25,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:25,138 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:25,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:44:25,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:25,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:25,143 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:25,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:25,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:25,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:25,147 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:25,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:44:25,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:25,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:25,152 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:25,154 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:44:25,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:25,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:25,155 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:25,158 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:44:25,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:25,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:25,159 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:25,162 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:44:25,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:25,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:25,163 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:25,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:44:25,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:25,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:25,167 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:25,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:25,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:25,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:25,171 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:25,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:44:25,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:44:25,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:44:25,175 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:25,227 INFO L628 ElimStorePlain]: treesize reduction 27, result has 69.3 percent of original size [2021-03-24 23:44:25,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:44:25,228 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-24 23:44:25,228 INFO L247 ElimStorePlain]: Needed 12 recursive calls to eliminate 1 variables, input treesize:415, output treesize:61 [2021-03-24 23:44:25,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:44:25,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:44:25,261 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:44:25,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:44:25,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:44:25,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:44:25,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:44:25,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:44:25,265 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.7 percent of original size [2021-03-24 23:44:25,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,266 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 6, 1] term [2021-03-24 23:44:25,266 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:44:25,267 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,268 INFO L147 QuantifierPusher]: treesize reduction 3, result has 96.3 percent of original size 79 [2021-03-24 23:44:25,268 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:25,268 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,269 INFO L142 QuantifierPusher]: treesize reduction 131, result has 24.3 percent of original size [2021-03-24 23:44:25,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:44:25,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:44:25,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:44:25,292 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:44:25,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:44:25,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:44:25,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:44:25,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:44:25,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:44:25,296 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.6 percent of original size [2021-03-24 23:44:25,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,297 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-24 23:44:25,297 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:25,297 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,298 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:25,299 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:25,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:25,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:25,302 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:25,302 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,302 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:44:25,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:25,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:25,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:44:25,304 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:25,304 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:25,305 INFO L142 QuantifierPusher]: treesize reduction 8, result has 88.1 percent of original size [2021-03-24 23:44:25,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:25,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:25,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:25,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:25,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:25,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:25,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:25,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:25,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:25,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:25,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:25,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:25,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:25,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:25,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:25,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:25,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:44:25,319 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:44:25,319 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-03-24 23:44:25,319 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345762422] [2021-03-24 23:44:25,319 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-24 23:44:25,319 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:44:25,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-24 23:44:25,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2021-03-24 23:44:25,320 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:44:25,320 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 726 places, 1054 transitions, 43399 flow. Second operand has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:25,320 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:44:25,320 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:44:25,320 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:44:26,191 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 47 [2021-03-24 23:44:26,338 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2021-03-24 23:44:26,869 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 46 [2021-03-24 23:44:26,991 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 37 [2021-03-24 23:44:29,049 INFO L129 PetriNetUnfolder]: 2859/5973 cut-off events. [2021-03-24 23:44:29,049 INFO L130 PetriNetUnfolder]: For 507414/507467 co-relation queries the response was YES. [2021-03-24 23:44:29,155 INFO L84 FinitePrefix]: Finished finitePrefix Result has 83571 conditions, 5973 events. 2859/5973 cut-off events. For 507414/507467 co-relation queries the response was YES. Maximal size of possible extension queue 593. Compared 52523 event pairs, 459 based on Foata normal form. 14/5985 useless extension candidates. Maximal degree in co-relation 82763. Up to 2316 conditions per place. [2021-03-24 23:44:29,189 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 598 selfloop transitions, 529 changer transitions 5/1138 dead transitions. [2021-03-24 23:44:29,189 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 739 places, 1138 transitions, 47706 flow [2021-03-24 23:44:29,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-24 23:44:29,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-24 23:44:29,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 291 transitions. [2021-03-24 23:44:29,190 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6271551724137931 [2021-03-24 23:44:29,190 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 291 transitions. [2021-03-24 23:44:29,190 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 291 transitions. [2021-03-24 23:44:29,190 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:44:29,190 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 291 transitions. [2021-03-24 23:44:29,191 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 18.1875) internal successors, (291), 16 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:29,191 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 29.0) internal successors, (493), 17 states have internal predecessors, (493), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:29,191 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 29.0) internal successors, (493), 17 states have internal predecessors, (493), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:29,191 INFO L185 Difference]: Start difference. First operand has 726 places, 1054 transitions, 43399 flow. Second operand 16 states and 291 transitions. [2021-03-24 23:44:29,191 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 739 places, 1138 transitions, 47706 flow [2021-03-24 23:44:32,383 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 733 places, 1138 transitions, 46672 flow, removed 15 selfloop flow, removed 6 redundant places. [2021-03-24 23:44:32,409 INFO L241 Difference]: Finished difference. Result has 740 places, 1071 transitions, 44107 flow [2021-03-24 23:44:32,409 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=42385, PETRI_DIFFERENCE_MINUEND_PLACES=718, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1054, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=512, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=534, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=44107, PETRI_PLACES=740, PETRI_TRANSITIONS=1071} [2021-03-24 23:44:32,409 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 717 predicate places. [2021-03-24 23:44:32,409 INFO L480 AbstractCegarLoop]: Abstraction has has 740 places, 1071 transitions, 44107 flow [2021-03-24 23:44:32,410 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:32,410 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:44:32,410 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:44:32,610 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 57 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable441 [2021-03-24 23:44:32,610 INFO L428 AbstractCegarLoop]: === Iteration 202 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:44:32,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:44:32,610 INFO L82 PathProgramCache]: Analyzing trace with hash -1036995811, now seen corresponding path program 12 times [2021-03-24 23:44:32,611 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:44:32,611 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001172396] [2021-03-24 23:44:32,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:44:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:44:32,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:32,622 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:44:32,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:44:32,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:32,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:44:32,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:32,652 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.9 percent of original size [2021-03-24 23:44:32,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:44:32,672 INFO L142 QuantifierPusher]: treesize reduction -2, result has 107.7 percent of original size [2021-03-24 23:44:32,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:44:32,689 INFO L142 QuantifierPusher]: treesize reduction -2, result has 111.8 percent of original size [2021-03-24 23:44:32,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:32,702 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:44:32,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:32,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:44:32,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001172396] [2021-03-24 23:44:32,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2013547275] [2021-03-24 23:44:32,714 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 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:44:32,744 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-24 23:44:32,744 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:44:32,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:44:32,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:44:32,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:32,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:32,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:32,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:32,747 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:44:32,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:32,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:32,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:32,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:32,763 INFO L142 QuantifierPusher]: treesize reduction 15, result has 34.8 percent of original size [2021-03-24 23:44:32,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:32,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:32,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:32,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:32,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:32,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:32,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:32,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:32,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:32,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:32,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:32,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:32,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:32,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,769 INFO L147 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size 13 [2021-03-24 23:44:32,770 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-03-24 23:44:32,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:32,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:32,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:32,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:44:32,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:44:32,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:44:32,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:44:32,798 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.3 percent of original size [2021-03-24 23:44:32,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:32,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-24 23:44:32,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:44:32,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:44:32,802 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.4 percent of original size [2021-03-24 23:44:32,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,803 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:44:32,803 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:32,804 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,804 INFO L142 QuantifierPusher]: treesize reduction 87, result has 37.4 percent of original size [2021-03-24 23:44:32,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:32,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:44:32,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:44:32,840 INFO L142 QuantifierPusher]: treesize reduction 11, result has 91.6 percent of original size [2021-03-24 23:44:32,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:32,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-03-24 23:44:32,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-03-24 23:44:32,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-03-24 23:44:32,844 INFO L142 QuantifierPusher]: treesize reduction 42, result has 82.1 percent of original size [2021-03-24 23:44:32,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,845 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:44:32,846 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:44:32,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,846 INFO L142 QuantifierPusher]: treesize reduction 11, result has 90.5 percent of original size [2021-03-24 23:44:32,846 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:32,847 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,847 INFO L142 QuantifierPusher]: treesize reduction 66, result has 64.7 percent of original size [2021-03-24 23:44:32,848 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:32,848 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,849 INFO L142 QuantifierPusher]: treesize reduction 37, result has 67.8 percent of original size [2021-03-24 23:44:32,849 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:44:32,849 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,850 INFO L142 QuantifierPusher]: treesize reduction 84, result has 11.6 percent of original size [2021-03-24 23:44:32,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:32,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:44:32,852 INFO L147 QuantifierPusher]: treesize reduction 10, result has 81.8 percent of original size 45 [2021-03-24 23:44:32,852 INFO L147 QuantifierPusher]: treesize reduction 10, result has 81.8 percent of original size 45 [2021-03-24 23:44:32,853 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:32,853 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,854 INFO L142 QuantifierPusher]: treesize reduction 37, result has 75.5 percent of original size [2021-03-24 23:44:32,854 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:32,855 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,856 INFO L142 QuantifierPusher]: treesize reduction 23, result has 81.3 percent of original size [2021-03-24 23:44:32,856 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:32,857 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,857 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:44:32,858 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,858 INFO L142 QuantifierPusher]: treesize reduction 15, result has 79.2 percent of original size [2021-03-24 23:44:32,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:32,860 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:32,860 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:32,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:32,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:44:32,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:44:32,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:44:32,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:44:32,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:44:32,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-24 23:44:32,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:44:32,867 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:32,867 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:32,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:32,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-24 23:44:32,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:44:32,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-03-24 23:44:32,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-24 23:44:32,871 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:32,872 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:32,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:32,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:44:32,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:44:32,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-03-24 23:44:32,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:32,875 INFO L142 QuantifierPusher]: treesize reduction 10, result has 90.3 percent of original size [2021-03-24 23:44:32,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:44:32,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-03-24 23:44:32,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:32,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:32,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:32,889 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:32,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:44:32,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:32,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:32,893 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:32,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:44:32,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:32,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:32,898 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:32,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:44:32,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:32,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:32,902 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:32,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:32,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:32,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:32,906 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:32,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:44:32,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:32,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:32,910 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:32,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:44:32,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:32,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:32,913 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:32,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:32,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:32,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:32,917 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:32,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:32,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:32,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:32,920 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:32,977 INFO L628 ElimStorePlain]: treesize reduction 31, result has 68.4 percent of original size [2021-03-24 23:44:32,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:44:32,978 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-24 23:44:32,978 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 1 variables, input treesize:349, output treesize:67 [2021-03-24 23:44:32,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:44:32,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:32,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:44:33,017 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:44:33,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:33,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:44:33,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:44:33,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:33,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:33,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:44:33,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:44:33,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:44:33,022 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.8 percent of original size [2021-03-24 23:44:33,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:33,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,023 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 8, 1] term [2021-03-24 23:44:33,023 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:44:33,023 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,025 INFO L147 QuantifierPusher]: treesize reduction 25, result has 71.6 percent of original size 63 [2021-03-24 23:44:33,025 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:44:33,026 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:33,040 INFO L142 QuantifierPusher]: treesize reduction 61, result has 42.5 percent of original size [2021-03-24 23:44:33,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:44:33,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:44:33,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:44:33,070 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:44:33,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:33,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:33,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:44:33,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:33,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:33,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:33,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:44:33,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:44:33,075 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:44:33,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:33,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,076 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:44:33,076 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:33,077 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,077 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:33,078 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:33,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:33,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:33,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:33,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:33,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:33,082 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:33,082 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:33,083 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:44:33,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:33,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:33,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:33,085 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:44:33,085 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:33,086 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:33,087 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:44:33,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:33,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:33,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:33,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:33,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:33,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:33,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:33,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:33,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:33,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:33,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:33,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:33,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:33,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:33,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:33,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:33,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:44:33,106 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:44:33,106 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-03-24 23:44:33,106 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903449005] [2021-03-24 23:44:33,106 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-24 23:44:33,106 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:44:33,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-24 23:44:33,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-03-24 23:44:33,107 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:44:33,107 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 740 places, 1071 transitions, 44107 flow. Second operand has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:33,107 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:44:33,107 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:44:33,107 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:44:33,574 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 40 [2021-03-24 23:44:36,602 INFO L129 PetriNetUnfolder]: 2862/5995 cut-off events. [2021-03-24 23:44:36,602 INFO L130 PetriNetUnfolder]: For 554459/554475 co-relation queries the response was YES. [2021-03-24 23:44:36,714 INFO L84 FinitePrefix]: Finished finitePrefix Result has 87174 conditions, 5995 events. 2862/5995 cut-off events. For 554459/554475 co-relation queries the response was YES. Maximal size of possible extension queue 594. Compared 52921 event pairs, 503 based on Foata normal form. 8/6002 useless extension candidates. Maximal degree in co-relation 86346. Up to 2601 conditions per place. [2021-03-24 23:44:36,750 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 584 selfloop transitions, 506 changer transitions 6/1102 dead transitions. [2021-03-24 23:44:36,750 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 748 places, 1102 transitions, 47138 flow [2021-03-24 23:44:36,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 23:44:36,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 23:44:36,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 203 transitions. [2021-03-24 23:44:36,751 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6363636363636364 [2021-03-24 23:44:36,751 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 203 transitions. [2021-03-24 23:44:36,751 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 203 transitions. [2021-03-24 23:44:36,751 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:44:36,751 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 203 transitions. [2021-03-24 23:44:36,751 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 18.454545454545453) internal successors, (203), 11 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:36,752 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:36,752 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:36,752 INFO L185 Difference]: Start difference. First operand has 740 places, 1071 transitions, 44107 flow. Second operand 11 states and 203 transitions. [2021-03-24 23:44:36,752 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 748 places, 1102 transitions, 47138 flow [2021-03-24 23:44:40,262 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 741 places, 1102 transitions, 46025 flow, removed 99 selfloop flow, removed 7 redundant places. [2021-03-24 23:44:40,287 INFO L241 Difference]: Finished difference. Result has 745 places, 1074 transitions, 44146 flow [2021-03-24 23:44:40,287 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=43048, PETRI_DIFFERENCE_MINUEND_PLACES=731, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1071, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=504, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=566, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=44146, PETRI_PLACES=745, PETRI_TRANSITIONS=1074} [2021-03-24 23:44:40,287 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 722 predicate places. [2021-03-24 23:44:40,287 INFO L480 AbstractCegarLoop]: Abstraction has has 745 places, 1074 transitions, 44146 flow [2021-03-24 23:44:40,287 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:40,288 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:44:40,288 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:44:40,488 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable459,58 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:44:40,488 INFO L428 AbstractCegarLoop]: === Iteration 203 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:44:40,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:44:40,489 INFO L82 PathProgramCache]: Analyzing trace with hash -1910736491, now seen corresponding path program 13 times [2021-03-24 23:44:40,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:44:40,489 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099113951] [2021-03-24 23:44:40,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:44:40,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:44:40,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:40,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:44:40,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:40,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:44:40,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:44:40,543 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.9 percent of original size [2021-03-24 23:44:40,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:44:40,582 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.7 percent of original size [2021-03-24 23:44:40,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:44:40,630 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-03-24 23:44:40,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:44:40,659 INFO L142 QuantifierPusher]: treesize reduction 34, result has 43.3 percent of original size [2021-03-24 23:44:40,660 INFO L147 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size 21 [2021-03-24 23:44:40,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:44:40,678 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099113951] [2021-03-24 23:44:40,678 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [197010510] [2021-03-24 23:44:40,678 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 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 [2021-03-24 23:44:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:44:40,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:44:40,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:44:40,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:40,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:40,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:40,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:40,712 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:44:40,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:40,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:40,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:40,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:40,728 INFO L142 QuantifierPusher]: treesize reduction 15, result has 34.8 percent of original size [2021-03-24 23:44:40,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:40,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:40,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:40,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:40,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:40,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:40,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:40,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:40,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:40,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:40,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:40,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:40,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:40,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,734 INFO L147 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size 13 [2021-03-24 23:44:40,734 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-03-24 23:44:40,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:40,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:40,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:40,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:44:40,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:44:40,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:44:40,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:44:40,762 INFO L142 QuantifierPusher]: treesize reduction 11, result has 86.9 percent of original size [2021-03-24 23:44:40,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:40,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:44:40,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:44:40,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:44:40,766 INFO L142 QuantifierPusher]: treesize reduction 42, result has 77.7 percent of original size [2021-03-24 23:44:40,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,767 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:44:40,768 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:44:40,768 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:40,769 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,770 INFO L142 QuantifierPusher]: treesize reduction 155, result has 27.2 percent of original size [2021-03-24 23:44:40,771 INFO L147 QuantifierPusher]: treesize reduction 6, result has 88.7 percent of original size 47 [2021-03-24 23:44:40,771 INFO L147 QuantifierPusher]: treesize reduction 6, result has 91.0 percent of original size 61 [2021-03-24 23:44:40,772 INFO L142 QuantifierPusher]: treesize reduction 6, result has 91.0 percent of original size [2021-03-24 23:44:40,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:44:40,803 INFO L142 QuantifierPusher]: treesize reduction 9, result has 93.0 percent of original size [2021-03-24 23:44:40,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:40,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-03-24 23:44:40,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-03-24 23:44:40,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-03-24 23:44:40,808 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.5 percent of original size [2021-03-24 23:44:40,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,809 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:44:40,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,810 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:44:40,810 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:40,810 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,811 INFO L142 QuantifierPusher]: treesize reduction 64, result has 60.7 percent of original size [2021-03-24 23:44:40,811 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:40,811 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,812 INFO L142 QuantifierPusher]: treesize reduction 80, result has 47.0 percent of original size [2021-03-24 23:44:40,812 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:40,813 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,813 INFO L142 QuantifierPusher]: treesize reduction 42, result has 40.8 percent of original size [2021-03-24 23:44:40,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:44:40,814 INFO L147 QuantifierPusher]: treesize reduction 11, result has 71.1 percent of original size 27 [2021-03-24 23:44:40,814 INFO L147 QuantifierPusher]: treesize reduction 11, result has 80.4 percent of original size 45 [2021-03-24 23:44:40,815 INFO L147 QuantifierPusher]: treesize reduction 11, result has 80.4 percent of original size 45 [2021-03-24 23:44:40,815 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:40,815 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,816 INFO L142 QuantifierPusher]: treesize reduction 22, result has 86.3 percent of original size [2021-03-24 23:44:40,816 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:40,816 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,817 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:40,817 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:44:40,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:40,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:44:40,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:44:40,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:40,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:44:40,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-24 23:44:40,822 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:44:40,823 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,823 INFO L142 QuantifierPusher]: treesize reduction 66, result has 54.5 percent of original size [2021-03-24 23:44:40,824 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:40,824 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:40,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:40,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:44:40,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:44:40,828 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:40,828 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:40,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:40,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:44:40,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:44:40,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:44:40,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:44:40,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-03-24 23:44:40,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,833 INFO L142 QuantifierPusher]: treesize reduction 11, result has 89.4 percent of original size [2021-03-24 23:44:40,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:44:40,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-03-24 23:44:40,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:40,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:40,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:40,840 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:40,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:44:40,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:40,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:40,845 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:40,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:44:40,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:40,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:40,849 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:40,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:44:40,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:40,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:40,852 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:40,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:40,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:40,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:40,856 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:40,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:44:40,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:40,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:40,860 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:40,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:44:40,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:40,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:40,863 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:40,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:40,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:40,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:40,866 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:40,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:40,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:40,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:40,870 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:40,928 INFO L628 ElimStorePlain]: treesize reduction 54, result has 55.4 percent of original size [2021-03-24 23:44:40,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:44:40,929 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-24 23:44:40,929 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 1 variables, input treesize:349, output treesize:67 [2021-03-24 23:44:40,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:44:40,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:44:40,968 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:44:40,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:44:40,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:44:40,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:44:40,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:44:40,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:44:40,973 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.8 percent of original size [2021-03-24 23:44:40,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,974 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 8, 1] term [2021-03-24 23:44:40,974 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:44:40,974 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,976 INFO L147 QuantifierPusher]: treesize reduction 25, result has 71.6 percent of original size 63 [2021-03-24 23:44:40,976 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:44:40,976 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:40,978 INFO L142 QuantifierPusher]: treesize reduction 61, result has 42.5 percent of original size [2021-03-24 23:44:40,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:44:40,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:44:40,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:40,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:44:41,002 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:44:41,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:41,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:41,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:44:41,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:41,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:41,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:41,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:44:41,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:44:41,006 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:44:41,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:41,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,007 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:44:41,007 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:41,008 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,008 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:41,008 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:41,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:41,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:41,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:41,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:41,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:41,011 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:41,012 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:41,012 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:44:41,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:41,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:41,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:41,014 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:44:41,015 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:41,015 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:41,016 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:44:41,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:41,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:41,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:41,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:41,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:41,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:41,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:41,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:41,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:41,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:41,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:41,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:41,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:41,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:41,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:41,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:41,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:44:41,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:44:41,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-03-24 23:44:41,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905090400] [2021-03-24 23:44:41,032 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-24 23:44:41,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:44:41,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-24 23:44:41,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-03-24 23:44:41,032 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:44:41,032 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 745 places, 1074 transitions, 44146 flow. Second operand has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:41,033 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:44:41,033 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:44:41,033 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:44:44,390 INFO L129 PetriNetUnfolder]: 2862/5987 cut-off events. [2021-03-24 23:44:44,391 INFO L130 PetriNetUnfolder]: For 547376/547429 co-relation queries the response was YES. [2021-03-24 23:44:44,501 INFO L84 FinitePrefix]: Finished finitePrefix Result has 86740 conditions, 5987 events. 2862/5987 cut-off events. For 547376/547429 co-relation queries the response was YES. Maximal size of possible extension queue 597. Compared 52756 event pairs, 505 based on Foata normal form. 14/5999 useless extension candidates. Maximal degree in co-relation 86199. Up to 2597 conditions per place. [2021-03-24 23:44:44,537 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 587 selfloop transitions, 510 changer transitions 4/1107 dead transitions. [2021-03-24 23:44:44,538 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 753 places, 1107 transitions, 47152 flow [2021-03-24 23:44:44,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 23:44:44,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 23:44:44,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 204 transitions. [2021-03-24 23:44:44,538 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6394984326018809 [2021-03-24 23:44:44,538 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 204 transitions. [2021-03-24 23:44:44,539 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 204 transitions. [2021-03-24 23:44:44,539 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:44:44,539 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 204 transitions. [2021-03-24 23:44:44,539 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 18.545454545454547) internal successors, (204), 11 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:44,539 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:44,539 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:44,539 INFO L185 Difference]: Start difference. First operand has 745 places, 1074 transitions, 44146 flow. Second operand 11 states and 204 transitions. [2021-03-24 23:44:44,539 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 753 places, 1107 transitions, 47152 flow [2021-03-24 23:44:47,818 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 747 places, 1107 transitions, 46209 flow, removed 41 selfloop flow, removed 6 redundant places. [2021-03-24 23:44:47,843 INFO L241 Difference]: Finished difference. Result has 751 places, 1080 transitions, 44416 flow [2021-03-24 23:44:47,844 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=43229, PETRI_DIFFERENCE_MINUEND_PLACES=737, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1074, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=505, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=565, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=44416, PETRI_PLACES=751, PETRI_TRANSITIONS=1080} [2021-03-24 23:44:47,844 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 728 predicate places. [2021-03-24 23:44:47,844 INFO L480 AbstractCegarLoop]: Abstraction has has 751 places, 1080 transitions, 44416 flow [2021-03-24 23:44:47,844 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:47,844 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:44:47,844 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:44:48,044 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 59 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable477 [2021-03-24 23:44:48,045 INFO L428 AbstractCegarLoop]: === Iteration 204 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:44:48,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:44:48,045 INFO L82 PathProgramCache]: Analyzing trace with hash -1068661901, now seen corresponding path program 14 times [2021-03-24 23:44:48,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:44:48,045 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73958564] [2021-03-24 23:44:48,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:44:48,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:44:48,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:48,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:44:48,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:48,074 INFO L142 QuantifierPusher]: treesize reduction 17, result has 75.7 percent of original size [2021-03-24 23:44:48,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:44:48,117 INFO L142 QuantifierPusher]: treesize reduction 17, result has 75.7 percent of original size [2021-03-24 23:44:48,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:44:48,172 INFO L142 QuantifierPusher]: treesize reduction 28, result has 61.1 percent of original size [2021-03-24 23:44:48,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-24 23:44:48,208 INFO L142 QuantifierPusher]: treesize reduction 8, result has 75.8 percent of original size [2021-03-24 23:44:48,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:44:48,230 INFO L142 QuantifierPusher]: treesize reduction 22, result has 51.1 percent of original size [2021-03-24 23:44:48,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:44:48,250 INFO L142 QuantifierPusher]: treesize reduction 22, result has 43.6 percent of original size [2021-03-24 23:44:48,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:44:48,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73958564] [2021-03-24 23:44:48,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2108690818] [2021-03-24 23:44:48,268 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 60 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:44:48,308 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:44:48,308 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:44:48,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:44:48,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:44:48,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:48,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:48,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:48,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:48,312 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:44:48,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:48,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:48,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:48,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:48,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:48,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:48,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:48,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:48,351 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.8 percent of original size [2021-03-24 23:44:48,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:48,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:44:48,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:44:48,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:44:48,355 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.3 percent of original size [2021-03-24 23:44:48,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,356 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:44:48,356 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:48,357 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,357 INFO L142 QuantifierPusher]: treesize reduction 80, result has 55.3 percent of original size [2021-03-24 23:44:48,358 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:48,358 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,358 INFO L142 QuantifierPusher]: treesize reduction 31, result has 69.9 percent of original size [2021-03-24 23:44:48,359 INFO L147 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size 27 [2021-03-24 23:44:48,359 INFO L147 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size 45 [2021-03-24 23:44:48,360 INFO L147 QuantifierPusher]: treesize reduction 7, result has 90.3 percent of original size 65 [2021-03-24 23:44:48,360 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.3 percent of original size [2021-03-24 23:44:48,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-24 23:44:48,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,395 INFO L147 QuantifierPusher]: treesize reduction 3, result has 96.1 percent of original size 74 [2021-03-24 23:44:48,396 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.1 percent of original size [2021-03-24 23:44:48,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:44:48,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:44:48,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:44:48,439 INFO L142 QuantifierPusher]: treesize reduction 23, result has 75.0 percent of original size [2021-03-24 23:44:48,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:44:48,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-03-24 23:44:48,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:48,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:44:48,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:44:48,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,443 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:48,444 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,444 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:48,445 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:44:48,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:44:48,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 23:44:48,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 23:44:48,514 INFO L142 QuantifierPusher]: treesize reduction 11, result has 91.9 percent of original size [2021-03-24 23:44:48,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:48,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-03-24 23:44:48,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-03-24 23:44:48,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-03-24 23:44:48,520 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.4 percent of original size [2021-03-24 23:44:48,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,523 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:44:48,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,524 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:44:48,524 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:48,524 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,525 INFO L142 QuantifierPusher]: treesize reduction 64, result has 60.7 percent of original size [2021-03-24 23:44:48,525 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:48,526 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,526 INFO L142 QuantifierPusher]: treesize reduction 107, result has 23.0 percent of original size [2021-03-24 23:44:48,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:44:48,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:44:48,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:44:48,529 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:48,529 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,530 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:48,530 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,531 INFO L142 QuantifierPusher]: treesize reduction 80, result has 32.8 percent of original size [2021-03-24 23:44:48,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:44:48,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:44:48,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:44:48,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:44:48,534 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:48,535 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,535 INFO L142 QuantifierPusher]: treesize reduction 19, result has 79.1 percent of original size [2021-03-24 23:44:48,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:44:48,536 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:48,537 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,537 INFO L142 QuantifierPusher]: treesize reduction 22, result has 71.8 percent of original size [2021-03-24 23:44:48,537 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:48,538 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:44:48,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:44:48,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:44:48,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:44:48,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:44:48,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-24 23:44:48,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-24 23:44:48,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:44:48,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 23:44:48,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-03-24 23:44:48,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-03-24 23:44:48,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-03-24 23:44:48,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:44:48,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:44:48,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:44:48,554 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:48,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-03-24 23:44:48,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:48,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:48,559 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:48,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:44:48,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:48,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:48,562 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:48,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:44:48,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:44:48,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:44:48,566 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:48,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:44:48,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:48,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:48,571 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:48,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:44:48,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:44:48,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:44:48,575 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:48,655 INFO L628 ElimStorePlain]: treesize reduction 26, result has 75.7 percent of original size [2021-03-24 23:44:48,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:44:48,657 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-03-24 23:44:48,657 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:189, output treesize:81 [2021-03-24 23:44:48,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:44:48,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:44:48,713 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.0 percent of original size [2021-03-24 23:44:48,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:44:48,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-03-24 23:44:48,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:44:48,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-03-24 23:44:48,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-03-24 23:44:48,718 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.1 percent of original size [2021-03-24 23:44:48,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,719 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 4, 7, 1] term [2021-03-24 23:44:48,719 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-03-24 23:44:48,720 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,721 INFO L147 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size 7 [2021-03-24 23:44:48,721 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:48,721 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:48,723 INFO L147 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size 11 [2021-03-24 23:44:48,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:48,724 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:48,724 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,725 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:44:48,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:48,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:48,726 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:48,727 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:48,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:48,729 INFO L147 QuantifierPusher]: treesize reduction 35, result has 71.8 percent of original size 89 [2021-03-24 23:44:48,729 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-03-24 23:44:48,729 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,730 INFO L142 QuantifierPusher]: treesize reduction 78, result has 47.3 percent of original size [2021-03-24 23:44:48,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:44:48,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:44:48,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:44:48,759 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 23:44:48,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:44:48,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:44:48,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:48,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,761 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:48,762 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:48,766 INFO L142 QuantifierPusher]: treesize reduction 61, result has 31.5 percent of original size [2021-03-24 23:44:48,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:48,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:48,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:48,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:48,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:48,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:44:48,780 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:44:48,780 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:44:48,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248903670] [2021-03-24 23:44:48,781 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:44:48,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:44:48,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:44:48,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=235, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:44:48,781 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:44:48,781 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 751 places, 1080 transitions, 44416 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:48,781 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:44:48,781 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:44:48,782 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:44:49,175 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 41 [2021-03-24 23:44:49,310 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 47 [2021-03-24 23:44:49,514 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 45 [2021-03-24 23:44:49,752 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 53 [2021-03-24 23:44:50,275 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 53 [2021-03-24 23:44:50,736 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 56 [2021-03-24 23:44:50,880 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 54 [2021-03-24 23:44:51,020 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 52 [2021-03-24 23:44:51,734 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-24 23:44:53,289 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2021-03-24 23:44:53,539 INFO L129 PetriNetUnfolder]: 2866/6074 cut-off events. [2021-03-24 23:44:53,539 INFO L130 PetriNetUnfolder]: For 540428/540444 co-relation queries the response was YES. [2021-03-24 23:44:53,657 INFO L84 FinitePrefix]: Finished finitePrefix Result has 87184 conditions, 6074 events. 2866/6074 cut-off events. For 540428/540444 co-relation queries the response was YES. Maximal size of possible extension queue 608. Compared 54519 event pairs, 586 based on Foata normal form. 6/6079 useless extension candidates. Maximal degree in co-relation 86651. Up to 2736 conditions per place. [2021-03-24 23:44:53,694 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 628 selfloop transitions, 546 changer transitions 2/1182 dead transitions. [2021-03-24 23:44:53,694 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 764 places, 1182 transitions, 50319 flow [2021-03-24 23:44:53,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-24 23:44:53,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-24 23:44:53,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 280 transitions. [2021-03-24 23:44:53,694 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6436781609195402 [2021-03-24 23:44:53,695 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 280 transitions. [2021-03-24 23:44:53,695 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 280 transitions. [2021-03-24 23:44:53,695 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:44:53,695 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 280 transitions. [2021-03-24 23:44:53,695 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 18.666666666666668) internal successors, (280), 15 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:53,695 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 29.0) internal successors, (464), 16 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:53,695 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 29.0) internal successors, (464), 16 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:53,695 INFO L185 Difference]: Start difference. First operand has 751 places, 1080 transitions, 44416 flow. Second operand 15 states and 280 transitions. [2021-03-24 23:44:53,695 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 764 places, 1182 transitions, 50319 flow [2021-03-24 23:44:57,213 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 757 places, 1182 transitions, 49301 flow, removed 58 selfloop flow, removed 7 redundant places. [2021-03-24 23:44:57,240 INFO L241 Difference]: Finished difference. Result has 762 places, 1096 transitions, 45148 flow [2021-03-24 23:44:57,240 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=43438, PETRI_DIFFERENCE_MINUEND_PLACES=743, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1080, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=530, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=543, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=45148, PETRI_PLACES=762, PETRI_TRANSITIONS=1096} [2021-03-24 23:44:57,240 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 739 predicate places. [2021-03-24 23:44:57,240 INFO L480 AbstractCegarLoop]: Abstraction has has 762 places, 1096 transitions, 45148 flow [2021-03-24 23:44:57,240 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:57,240 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:44:57,240 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:44:57,441 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable494,60 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:44:57,441 INFO L428 AbstractCegarLoop]: === Iteration 205 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:44:57,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:44:57,441 INFO L82 PathProgramCache]: Analyzing trace with hash 512922139, now seen corresponding path program 15 times [2021-03-24 23:44:57,441 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:44:57,441 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322196995] [2021-03-24 23:44:57,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:44:57,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:44:57,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:57,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:44:57,459 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.0 percent of original size [2021-03-24 23:44:57,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:57,470 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.4 percent of original size [2021-03-24 23:44:57,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:57,491 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.4 percent of original size [2021-03-24 23:44:57,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:57,512 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.5 percent of original size [2021-03-24 23:44:57,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:44:57,532 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.9 percent of original size [2021-03-24 23:44:57,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 23:44:57,551 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-03-24 23:44:57,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:44:57,566 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:44:57,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:57,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:44:57,579 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322196995] [2021-03-24 23:44:57,579 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [880758902] [2021-03-24 23:44:57,579 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 61 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:44:57,611 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-24 23:44:57,611 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:44:57,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:44:57,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:44:57,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:57,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:57,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:57,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:57,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:57,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:57,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:57,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:57,616 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:44:57,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:57,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:57,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:57,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:57,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:57,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:57,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:57,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:57,651 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.8 percent of original size [2021-03-24 23:44:57,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:57,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:44:57,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:44:57,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:44:57,655 INFO L142 QuantifierPusher]: treesize reduction 42, result has 78.4 percent of original size [2021-03-24 23:44:57,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,656 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:44:57,656 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:44:57,657 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:57,657 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,658 INFO L142 QuantifierPusher]: treesize reduction 61, result has 60.4 percent of original size [2021-03-24 23:44:57,658 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-03-24 23:44:57,658 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,659 INFO L142 QuantifierPusher]: treesize reduction 81, result has 51.2 percent of original size [2021-03-24 23:44:57,659 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:57,659 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,660 INFO L142 QuantifierPusher]: treesize reduction 34, result has 55.8 percent of original size [2021-03-24 23:44:57,661 INFO L147 QuantifierPusher]: treesize reduction 15, result has 60.5 percent of original size 23 [2021-03-24 23:44:57,661 INFO L147 QuantifierPusher]: treesize reduction 47, result has 35.6 percent of original size 26 [2021-03-24 23:44:57,662 INFO L147 QuantifierPusher]: treesize reduction 47, result has 48.4 percent of original size 44 [2021-03-24 23:44:57,663 INFO L147 QuantifierPusher]: treesize reduction 47, result has 57.7 percent of original size 64 [2021-03-24 23:44:57,663 INFO L142 QuantifierPusher]: treesize reduction 47, result has 57.7 percent of original size [2021-03-24 23:44:57,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-24 23:44:57,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-24 23:44:57,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-24 23:44:57,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-24 23:44:57,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-24 23:44:57,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,701 INFO L147 QuantifierPusher]: treesize reduction 3, result has 96.1 percent of original size 73 [2021-03-24 23:44:57,702 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.1 percent of original size [2021-03-24 23:44:57,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:44:57,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:44:57,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:44:57,744 INFO L142 QuantifierPusher]: treesize reduction 11, result has 92.2 percent of original size [2021-03-24 23:44:57,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:57,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 124 [2021-03-24 23:44:57,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-03-24 23:44:57,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 131 [2021-03-24 23:44:57,749 INFO L142 QuantifierPusher]: treesize reduction 42, result has 82.9 percent of original size [2021-03-24 23:44:57,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,749 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:44:57,750 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:44:57,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,751 INFO L142 QuantifierPusher]: treesize reduction 11, result has 90.5 percent of original size [2021-03-24 23:44:57,751 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:57,751 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,752 INFO L142 QuantifierPusher]: treesize reduction 76, result has 59.4 percent of original size [2021-03-24 23:44:57,752 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:57,752 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,753 INFO L142 QuantifierPusher]: treesize reduction 131, result has 19.6 percent of original size [2021-03-24 23:44:57,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:44:57,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:44:57,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:44:57,755 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:44:57,755 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,756 INFO L142 QuantifierPusher]: treesize reduction 47, result has 74.2 percent of original size [2021-03-24 23:44:57,756 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:57,756 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:57,757 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:57,758 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:57,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:44:57,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:44:57,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:44:57,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:44:57,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-24 23:44:57,762 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:57,762 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:57,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:57,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:44:57,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:44:57,765 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:57,765 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:57,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:57,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:44:57,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:44:57,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-03-24 23:44:57,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:57,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-03-24 23:44:57,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-03-24 23:44:57,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:57,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:57,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:57,778 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:57,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:44:57,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:57,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:57,782 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:57,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:57,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:57,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:57,786 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:57,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:44:57,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:57,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:57,791 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:57,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:57,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:57,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:57,795 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:57,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:44:57,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:57,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:57,799 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:57,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:57,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:57,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:57,803 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:57,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:44:57,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:57,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:44:57,808 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:57,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:44:57,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:57,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:44:57,812 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:57,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:57,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:57,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:57,816 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:57,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:44:57,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:57,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:57,820 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:57,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:44:57,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:57,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:44:57,824 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:57,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:44:57,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:57,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:57,829 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:57,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:44:57,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:57,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:57,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:57,832 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-24 23:44:58,014 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2021-03-24 23:44:58,015 INFO L628 ElimStorePlain]: treesize reduction 41, result has 84.4 percent of original size [2021-03-24 23:44:58,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:44:58,016 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-03-24 23:44:58,017 INFO L247 ElimStorePlain]: Needed 15 recursive calls to eliminate 1 variables, input treesize:601, output treesize:222 [2021-03-24 23:44:58,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:44:58,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:44:58,124 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.6 percent of original size [2021-03-24 23:44:58,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-03-24 23:44:58,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-03-24 23:44:58,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-03-24 23:44:58,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-03-24 23:44:58,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 242 [2021-03-24 23:44:58,147 INFO L142 QuantifierPusher]: treesize reduction 2, result has 99.2 percent of original size [2021-03-24 23:44:58,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,148 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 8, 11, 1] term [2021-03-24 23:44:58,148 INFO L725 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2021-03-24 23:44:58,149 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,149 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:58,150 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,150 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:44:58,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:58,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,152 INFO L147 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size 7 [2021-03-24 23:44:58,152 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:58,152 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,153 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-03-24 23:44:58,154 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:58,154 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,155 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.3 percent of original size [2021-03-24 23:44:58,155 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-03-24 23:44:58,156 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:44:58,156 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,157 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-03-24 23:44:58,158 INFO L147 QuantifierPusher]: treesize reduction 71, result has 75.4 percent of original size 218 [2021-03-24 23:44:58,158 INFO L725 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2021-03-24 23:44:58,159 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,160 INFO L142 QuantifierPusher]: treesize reduction 194, result has 42.4 percent of original size [2021-03-24 23:44:58,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-03-24 23:44:58,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-03-24 23:44:58,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-03-24 23:44:58,242 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.0 percent of original size [2021-03-24 23:44:58,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-03-24 23:44:58,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-03-24 23:44:58,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-03-24 23:44:58,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-03-24 23:44:58,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-03-24 23:44:58,247 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.0 percent of original size [2021-03-24 23:44:58,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,248 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 4, 7, 1] term [2021-03-24 23:44:58,248 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-03-24 23:44:58,249 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,250 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:58,250 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:58,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:44:58,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:58,252 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:58,253 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,268 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:44:58,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:44:58,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:44:58,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:44:58,271 INFO L147 QuantifierPusher]: treesize reduction 42, result has 61.1 percent of original size 66 [2021-03-24 23:44:58,271 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-03-24 23:44:58,272 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,273 INFO L142 QuantifierPusher]: treesize reduction 77, result has 41.7 percent of original size [2021-03-24 23:44:58,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:44:58,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:44:58,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:44:58,302 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 23:44:58,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:44:58,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:44:58,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:44:58,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,304 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:44:58,304 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:44:58,305 INFO L142 QuantifierPusher]: treesize reduction 61, result has 31.5 percent of original size [2021-03-24 23:44:58,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:58,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:58,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:44:58,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:58,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:58,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:58,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:58,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:58,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:58,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:58,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:58,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:58,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:58,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:58,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:44:58,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:44:58,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:44:58,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:44:58,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:44:58,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69406221] [2021-03-24 23:44:58,320 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:44:58,320 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:44:58,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:44:58,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=234, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:44:58,320 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:44:58,321 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 762 places, 1096 transitions, 45148 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:44:58,321 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:44:58,321 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:44:58,321 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:44:58,765 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 41 [2021-03-24 23:44:59,115 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 54 [2021-03-24 23:44:59,505 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 57 [2021-03-24 23:44:59,803 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 57 [2021-03-24 23:44:59,970 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2021-03-24 23:45:00,506 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 54 [2021-03-24 23:45:00,697 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 50 [2021-03-24 23:45:00,838 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 41 [2021-03-24 23:45:01,090 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 49 [2021-03-24 23:45:01,912 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 54 [2021-03-24 23:45:03,590 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2021-03-24 23:45:03,803 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 56 [2021-03-24 23:45:04,068 INFO L129 PetriNetUnfolder]: 2874/6109 cut-off events. [2021-03-24 23:45:04,069 INFO L130 PetriNetUnfolder]: For 559323/559339 co-relation queries the response was YES. [2021-03-24 23:45:04,185 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89466 conditions, 6109 events. 2874/6109 cut-off events. For 559323/559339 co-relation queries the response was YES. Maximal size of possible extension queue 614. Compared 54889 event pairs, 625 based on Foata normal form. 6/6113 useless extension candidates. Maximal degree in co-relation 89055. Up to 2741 conditions per place. [2021-03-24 23:45:04,223 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 581 selfloop transitions, 584 changer transitions 2/1173 dead transitions. [2021-03-24 23:45:04,223 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 778 places, 1173 transitions, 49954 flow [2021-03-24 23:45:04,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-24 23:45:04,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-03-24 23:45:04,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 348 transitions. [2021-03-24 23:45:04,224 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.631578947368421 [2021-03-24 23:45:04,224 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 348 transitions. [2021-03-24 23:45:04,224 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 348 transitions. [2021-03-24 23:45:04,224 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:45:04,224 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 348 transitions. [2021-03-24 23:45:04,224 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 18.31578947368421) internal successors, (348), 19 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:04,224 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 29.0) internal successors, (580), 20 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) [2021-03-24 23:45:04,224 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 29.0) internal successors, (580), 20 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) [2021-03-24 23:45:04,224 INFO L185 Difference]: Start difference. First operand has 762 places, 1096 transitions, 45148 flow. Second operand 19 states and 348 transitions. [2021-03-24 23:45:04,224 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 778 places, 1173 transitions, 49954 flow [2021-03-24 23:45:07,538 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 770 places, 1173 transitions, 48680 flow, removed 102 selfloop flow, removed 8 redundant places. [2021-03-24 23:45:07,565 INFO L241 Difference]: Finished difference. Result has 778 places, 1124 transitions, 45965 flow [2021-03-24 23:45:07,565 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=43889, PETRI_DIFFERENCE_MINUEND_PLACES=752, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1095, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=556, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=529, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=45965, PETRI_PLACES=778, PETRI_TRANSITIONS=1124} [2021-03-24 23:45:07,565 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 755 predicate places. [2021-03-24 23:45:07,566 INFO L480 AbstractCegarLoop]: Abstraction has has 778 places, 1124 transitions, 45965 flow [2021-03-24 23:45:07,566 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:07,566 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:45:07,566 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:45:07,766 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 61 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable512 [2021-03-24 23:45:07,766 INFO L428 AbstractCegarLoop]: === Iteration 206 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:45:07,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:45:07,767 INFO L82 PathProgramCache]: Analyzing trace with hash -1029114255, now seen corresponding path program 16 times [2021-03-24 23:45:07,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:45:07,767 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021362783] [2021-03-24 23:45:07,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:45:07,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:45:07,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:07,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:45:07,795 INFO L142 QuantifierPusher]: treesize reduction 6, result has 81.3 percent of original size [2021-03-24 23:45:07,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:45:07,818 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.4 percent of original size [2021-03-24 23:45:07,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-24 23:45:07,841 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.5 percent of original size [2021-03-24 23:45:07,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:45:07,871 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.9 percent of original size [2021-03-24 23:45:07,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:45:07,900 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.9 percent of original size [2021-03-24 23:45:07,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 23:45:07,917 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-03-24 23:45:07,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:45:07,932 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:45:07,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:07,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:45:07,943 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021362783] [2021-03-24 23:45:07,943 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1871829255] [2021-03-24 23:45:07,943 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 62 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:45:07,974 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:45:07,975 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:45:07,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:45:07,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:45:07,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:07,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:07,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:07,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:07,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:07,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:07,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:07,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:07,979 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:45:07,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:07,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:07,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:07,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:07,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:07,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:07,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:07,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:07,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:08,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:08,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:08,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:08,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:08,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,016 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size 29 [2021-03-24 23:45:08,016 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-03-24 23:45:08,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:45:08,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:45:08,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:45:08,039 INFO L142 QuantifierPusher]: treesize reduction 9, result has 90.7 percent of original size [2021-03-24 23:45:08,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:08,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-24 23:45:08,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:45:08,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-03-24 23:45:08,043 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.1 percent of original size [2021-03-24 23:45:08,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,044 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:45:08,044 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:08,044 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,045 INFO L142 QuantifierPusher]: treesize reduction 70, result has 60.9 percent of original size [2021-03-24 23:45:08,045 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:08,046 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,046 INFO L142 QuantifierPusher]: treesize reduction 67, result has 55.6 percent of original size [2021-03-24 23:45:08,046 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:08,047 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,047 INFO L142 QuantifierPusher]: treesize reduction 31, result has 56.3 percent of original size [2021-03-24 23:45:08,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:45:08,048 INFO L147 QuantifierPusher]: treesize reduction 13, result has 74.5 percent of original size 38 [2021-03-24 23:45:08,049 INFO L147 QuantifierPusher]: treesize reduction 23, result has 70.9 percent of original size 56 [2021-03-24 23:45:08,049 INFO L147 QuantifierPusher]: treesize reduction 23, result has 78.7 percent of original size 85 [2021-03-24 23:45:08,050 INFO L142 QuantifierPusher]: treesize reduction 23, result has 78.7 percent of original size [2021-03-24 23:45:08,050 INFO L147 QuantifierPusher]: treesize reduction 11, result has 87.1 percent of original size 74 [2021-03-24 23:45:08,121 INFO L142 QuantifierPusher]: treesize reduction 23, result has 75.0 percent of original size [2021-03-24 23:45:08,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:45:08,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-03-24 23:45:08,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:08,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:45:08,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:45:08,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,125 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:08,126 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,126 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:08,127 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:45:08,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:45:08,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 23:45:08,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 23:45:08,175 INFO L142 QuantifierPusher]: treesize reduction 11, result has 91.9 percent of original size [2021-03-24 23:45:08,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:08,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-03-24 23:45:08,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-03-24 23:45:08,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-03-24 23:45:08,180 INFO L142 QuantifierPusher]: treesize reduction 42, result has 82.5 percent of original size [2021-03-24 23:45:08,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,181 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.2 percent of original size [2021-03-24 23:45:08,182 INFO L147 QuantifierPusher]: treesize reduction 25, result has 67.5 percent of original size 52 [2021-03-24 23:45:08,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,182 INFO L142 QuantifierPusher]: treesize reduction 25, result has 78.6 percent of original size [2021-03-24 23:45:08,182 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:08,183 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,183 INFO L142 QuantifierPusher]: treesize reduction 53, result has 67.1 percent of original size [2021-03-24 23:45:08,184 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:08,184 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,185 INFO L142 QuantifierPusher]: treesize reduction 66, result has 55.7 percent of original size [2021-03-24 23:45:08,185 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:08,185 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,186 INFO L142 QuantifierPusher]: treesize reduction 23, result has 69.7 percent of original size [2021-03-24 23:45:08,187 INFO L147 QuantifierPusher]: treesize reduction 26, result has 45.8 percent of original size 22 [2021-03-24 23:45:08,187 INFO L147 QuantifierPusher]: treesize reduction 33, result has 53.5 percent of original size 38 [2021-03-24 23:45:08,187 INFO L147 QuantifierPusher]: treesize reduction 43, result has 56.6 percent of original size 56 [2021-03-24 23:45:08,188 INFO L147 QuantifierPusher]: treesize reduction 43, result has 56.6 percent of original size 56 [2021-03-24 23:45:08,188 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:08,188 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,189 INFO L142 QuantifierPusher]: treesize reduction 93, result has 55.9 percent of original size [2021-03-24 23:45:08,189 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:08,190 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,190 INFO L142 QuantifierPusher]: treesize reduction 22, result has 83.5 percent of original size [2021-03-24 23:45:08,190 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:08,191 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,191 INFO L142 QuantifierPusher]: treesize reduction 22, result has 71.8 percent of original size [2021-03-24 23:45:08,191 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:08,192 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:45:08,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:45:08,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:45:08,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:45:08,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:45:08,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-24 23:45:08,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-24 23:45:08,199 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:08,204 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,204 INFO L142 QuantifierPusher]: treesize reduction 46, result has 44.6 percent of original size [2021-03-24 23:45:08,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:45:08,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:45:08,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:45:08,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:45:08,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-03-24 23:45:08,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,207 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.3 percent of original size [2021-03-24 23:45:08,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-24 23:45:08,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:08,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2021-03-24 23:45:08,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,210 INFO L142 QuantifierPusher]: treesize reduction 43, result has 72.3 percent of original size [2021-03-24 23:45:08,210 INFO L147 QuantifierPusher]: treesize reduction 11, result has 90.2 percent of original size 101 [2021-03-24 23:45:08,211 INFO L147 QuantifierPusher]: treesize reduction 11, result has 91.1 percent of original size 113 [2021-03-24 23:45:08,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:45:08,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:45:08,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:45:08,217 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:08,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:45:08,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:08,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:08,220 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:08,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-03-24 23:45:08,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:08,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:08,224 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:08,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:45:08,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:08,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:08,227 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:08,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:45:08,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:45:08,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:45:08,233 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:08,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:45:08,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:08,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:08,237 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:08,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:45:08,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:45:08,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:45:08,240 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:08,306 INFO L628 ElimStorePlain]: treesize reduction 26, result has 75.7 percent of original size [2021-03-24 23:45:08,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:45:08,307 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-03-24 23:45:08,308 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:218, output treesize:81 [2021-03-24 23:45:08,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:45:08,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:45:08,353 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.0 percent of original size [2021-03-24 23:45:08,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:45:08,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-03-24 23:45:08,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:45:08,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-03-24 23:45:08,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-03-24 23:45:08,358 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.1 percent of original size [2021-03-24 23:45:08,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,359 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 4, 7, 1] term [2021-03-24 23:45:08,359 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-03-24 23:45:08,359 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,360 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:08,360 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:08,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:45:08,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:08,370 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:08,370 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,371 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:45:08,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:08,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:08,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,374 INFO L147 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size 7 [2021-03-24 23:45:08,374 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:08,375 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:08,377 INFO L147 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size 11 [2021-03-24 23:45:08,378 INFO L147 QuantifierPusher]: treesize reduction 35, result has 71.8 percent of original size 89 [2021-03-24 23:45:08,378 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-03-24 23:45:08,379 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,380 INFO L142 QuantifierPusher]: treesize reduction 78, result has 47.3 percent of original size [2021-03-24 23:45:08,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:45:08,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:45:08,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:45:08,409 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 23:45:08,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:45:08,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:45:08,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:08,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,411 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:08,412 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:08,412 INFO L142 QuantifierPusher]: treesize reduction 61, result has 31.5 percent of original size [2021-03-24 23:45:08,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:08,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:08,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:08,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:08,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:08,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:08,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:08,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:08,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:08,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:08,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:08,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:08,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:08,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:08,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:08,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:08,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:45:08,427 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:45:08,427 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:45:08,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422231139] [2021-03-24 23:45:08,427 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:45:08,427 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:45:08,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:45:08,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:45:08,428 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:45:08,428 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 778 places, 1124 transitions, 45965 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:08,428 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:45:08,428 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:45:08,428 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:45:09,082 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2021-03-24 23:45:12,732 INFO L129 PetriNetUnfolder]: 2962/6217 cut-off events. [2021-03-24 23:45:12,733 INFO L130 PetriNetUnfolder]: For 633019/633072 co-relation queries the response was YES. [2021-03-24 23:45:12,847 INFO L84 FinitePrefix]: Finished finitePrefix Result has 96691 conditions, 6217 events. 2962/6217 cut-off events. For 633019/633072 co-relation queries the response was YES. Maximal size of possible extension queue 629. Compared 55395 event pairs, 703 based on Foata normal form. 8/6222 useless extension candidates. Maximal degree in co-relation 96151. Up to 3510 conditions per place. [2021-03-24 23:45:12,887 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 634 selfloop transitions, 563 changer transitions 3/1206 dead transitions. [2021-03-24 23:45:12,887 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 792 places, 1206 transitions, 51185 flow [2021-03-24 23:45:12,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-24 23:45:12,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-24 23:45:12,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 300 transitions. [2021-03-24 23:45:12,888 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.646551724137931 [2021-03-24 23:45:12,888 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 300 transitions. [2021-03-24 23:45:12,888 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 300 transitions. [2021-03-24 23:45:12,888 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:45:12,888 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 300 transitions. [2021-03-24 23:45:12,888 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 18.75) internal successors, (300), 16 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:12,888 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 29.0) internal successors, (493), 17 states have internal predecessors, (493), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:12,889 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 29.0) internal successors, (493), 17 states have internal predecessors, (493), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:12,889 INFO L185 Difference]: Start difference. First operand has 778 places, 1124 transitions, 45965 flow. Second operand 16 states and 300 transitions. [2021-03-24 23:45:12,889 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 792 places, 1206 transitions, 51185 flow [2021-03-24 23:45:16,551 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 787 places, 1206 transitions, 49629 flow, removed 238 selfloop flow, removed 5 redundant places. [2021-03-24 23:45:16,578 INFO L241 Difference]: Finished difference. Result has 794 places, 1190 transitions, 47884 flow [2021-03-24 23:45:16,578 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=44463, PETRI_DIFFERENCE_MINUEND_PLACES=772, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1124, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=513, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=603, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=47884, PETRI_PLACES=794, PETRI_TRANSITIONS=1190} [2021-03-24 23:45:16,578 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 771 predicate places. [2021-03-24 23:45:16,578 INFO L480 AbstractCegarLoop]: Abstraction has has 794 places, 1190 transitions, 47884 flow [2021-03-24 23:45:16,578 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:16,578 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:45:16,578 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:45:16,779 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable534,62 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:45:16,779 INFO L428 AbstractCegarLoop]: === Iteration 207 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:45:16,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:45:16,779 INFO L82 PathProgramCache]: Analyzing trace with hash -836682545, now seen corresponding path program 17 times [2021-03-24 23:45:16,779 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:45:16,779 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445421245] [2021-03-24 23:45:16,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:45:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:45:16,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:16,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:45:16,793 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-24 23:45:16,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:45:16,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-24 23:45:16,834 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.3 percent of original size [2021-03-24 23:45:16,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:45:16,852 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.7 percent of original size [2021-03-24 23:45:16,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:45:16,872 INFO L142 QuantifierPusher]: treesize reduction 16, result has 62.8 percent of original size [2021-03-24 23:45:16,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:45:16,888 INFO L142 QuantifierPusher]: treesize reduction 24, result has 48.9 percent of original size [2021-03-24 23:45:16,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:45:16,902 INFO L142 QuantifierPusher]: treesize reduction 24, result has 41.5 percent of original size [2021-03-24 23:45:16,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:16,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:45:16,914 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445421245] [2021-03-24 23:45:16,914 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1995026462] [2021-03-24 23:45:16,914 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 63 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:45:16,945 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-24 23:45:16,945 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:45:16,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 31 conjunts are in the unsatisfiable core [2021-03-24 23:45:16,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:45:16,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:16,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:16,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:16,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:16,957 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:45:16,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:16,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:16,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:16,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:16,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:16,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:16,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:16,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:16,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:16,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:16,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:16,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:16,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:16,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:16,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:16,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:16,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,998 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size 29 [2021-03-24 23:45:16,999 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-03-24 23:45:16,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:45:16,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:16,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:45:17,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:45:17,021 INFO L142 QuantifierPusher]: treesize reduction 6, result has 92.0 percent of original size [2021-03-24 23:45:17,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:45:17,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:45:17,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:45:17,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-24 23:45:17,025 INFO L142 QuantifierPusher]: treesize reduction 42, result has 76.7 percent of original size [2021-03-24 23:45:17,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,025 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:45:17,026 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:45:17,026 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:17,026 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,027 INFO L142 QuantifierPusher]: treesize reduction 41, result has 63.4 percent of original size [2021-03-24 23:45:17,027 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:17,028 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,028 INFO L142 QuantifierPusher]: treesize reduction 38, result has 58.7 percent of original size [2021-03-24 23:45:17,029 INFO L147 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size 27 [2021-03-24 23:45:17,029 INFO L147 QuantifierPusher]: treesize reduction 7, result has 86.3 percent of original size 44 [2021-03-24 23:45:17,030 INFO L147 QuantifierPusher]: treesize reduction 7, result has 91.0 percent of original size 71 [2021-03-24 23:45:17,030 INFO L142 QuantifierPusher]: treesize reduction 7, result has 91.0 percent of original size [2021-03-24 23:45:17,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-03-24 23:45:17,090 INFO L142 QuantifierPusher]: treesize reduction 9, result has 93.0 percent of original size [2021-03-24 23:45:17,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:17,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-03-24 23:45:17,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:45:17,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-03-24 23:45:17,095 INFO L142 QuantifierPusher]: treesize reduction 42, result has 82.1 percent of original size [2021-03-24 23:45:17,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,095 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:45:17,096 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:45:17,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,097 INFO L142 QuantifierPusher]: treesize reduction 11, result has 90.5 percent of original size [2021-03-24 23:45:17,097 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:17,097 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,098 INFO L142 QuantifierPusher]: treesize reduction 76, result has 59.4 percent of original size [2021-03-24 23:45:17,098 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:17,099 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,100 INFO L142 QuantifierPusher]: treesize reduction 131, result has 19.6 percent of original size [2021-03-24 23:45:17,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:45:17,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:45:17,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:45:17,102 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:45:17,102 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,103 INFO L142 QuantifierPusher]: treesize reduction 47, result has 72.7 percent of original size [2021-03-24 23:45:17,103 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:17,103 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,104 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:17,104 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:45:17,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:17,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:45:17,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:45:17,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:45:17,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:45:17,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-24 23:45:17,109 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:17,109 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:17,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:45:17,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:45:17,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:45:17,112 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:17,112 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:45:17,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:45:17,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:45:17,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:45:17,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-03-24 23:45:17,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:45:17,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-03-24 23:45:17,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:45:17,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:17,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:17,123 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:17,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:45:17,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:45:17,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:45:17,127 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:17,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:45:17,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:45:17,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:45:17,131 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:17,140 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:45:17,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:17,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:17,141 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:17,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:45:17,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:17,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:17,145 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:17,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:45:17,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:17,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:17,150 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:17,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:45:17,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:45:17,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:45:17,154 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:17,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:45:17,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:45:17,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:45:17,158 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:17,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:45:17,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:17,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:17,162 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:17,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:45:17,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:17,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:17,166 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:17,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:45:17,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:17,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:17,170 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:17,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:45:17,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:17,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:17,174 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:17,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:45:17,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:45:17,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:45:17,179 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:17,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:45:17,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:17,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:17,183 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:17,326 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2021-03-24 23:45:17,326 INFO L628 ElimStorePlain]: treesize reduction 68, result has 72.9 percent of original size [2021-03-24 23:45:17,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-03-24 23:45:17,328 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 7 xjuncts. [2021-03-24 23:45:17,328 INFO L247 ElimStorePlain]: Needed 15 recursive calls to eliminate 1 variables, input treesize:559, output treesize:183 [2021-03-24 23:45:17,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-03-24 23:45:17,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-03-24 23:45:17,411 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.5 percent of original size [2021-03-24 23:45:17,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 195 [2021-03-24 23:45:17,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-03-24 23:45:17,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 195 [2021-03-24 23:45:17,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-03-24 23:45:17,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-03-24 23:45:17,418 INFO L142 QuantifierPusher]: treesize reduction 2, result has 99.0 percent of original size [2021-03-24 23:45:17,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,419 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 7, 9, 1] term [2021-03-24 23:45:17,419 INFO L725 QuantifierPusher]: Distributing 7 conjuncts over 2 disjuncts [2021-03-24 23:45:17,420 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,420 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:17,420 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,422 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-03-24 23:45:17,422 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:17,422 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,423 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.3 percent of original size [2021-03-24 23:45:17,423 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-03-24 23:45:17,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,425 INFO L147 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size 7 [2021-03-24 23:45:17,425 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:17,425 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,427 INFO L147 QuantifierPusher]: treesize reduction 3, result has 72.7 percent of original size 8 [2021-03-24 23:45:17,429 INFO L147 QuantifierPusher]: treesize reduction 14, result has 94.1 percent of original size 225 [2021-03-24 23:45:17,429 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:17,430 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,432 INFO L142 QuantifierPusher]: treesize reduction 368, result has 24.4 percent of original size [2021-03-24 23:45:17,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-03-24 23:45:17,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-03-24 23:45:17,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-03-24 23:45:17,499 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.6 percent of original size [2021-03-24 23:45:17,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:45:17,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:45:17,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:45:17,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:45:17,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-24 23:45:17,503 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.5 percent of original size [2021-03-24 23:45:17,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,504 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 5, 1] term [2021-03-24 23:45:17,504 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:45:17,504 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,506 INFO L147 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size 7 [2021-03-24 23:45:17,506 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:17,506 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:17,508 INFO L147 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size 11 [2021-03-24 23:45:17,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:17,508 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:17,509 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:17,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:45:17,511 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:17,511 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,511 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:45:17,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:17,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:17,513 INFO L147 QuantifierPusher]: treesize reduction 3, result has 96.6 percent of original size 84 [2021-03-24 23:45:17,513 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:45:17,514 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,514 INFO L142 QuantifierPusher]: treesize reduction 15, result has 85.7 percent of original size [2021-03-24 23:45:17,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:45:17,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:45:17,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:45:17,539 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.6 percent of original size [2021-03-24 23:45:17,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:45:17,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:45:17,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:45:17,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,541 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:45:17,541 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:17,542 INFO L142 QuantifierPusher]: treesize reduction 23, result has 55.8 percent of original size [2021-03-24 23:45:17,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:17,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:17,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:17,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:17,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:17,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:17,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:17,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:17,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:17,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:17,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:17,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:17,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:17,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:17,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:17,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:17,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:45:17,556 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:45:17,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:45:17,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784321959] [2021-03-24 23:45:17,556 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:45:17,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:45:17,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:45:17,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:45:17,556 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:45:17,557 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 794 places, 1190 transitions, 47884 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:17,557 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:45:17,557 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:45:17,557 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:45:18,266 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 41 [2021-03-24 23:45:18,736 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 42 [2021-03-24 23:45:19,305 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 38 [2021-03-24 23:45:21,656 INFO L129 PetriNetUnfolder]: 3029/6376 cut-off events. [2021-03-24 23:45:21,657 INFO L130 PetriNetUnfolder]: For 680842/680858 co-relation queries the response was YES. [2021-03-24 23:45:21,780 INFO L84 FinitePrefix]: Finished finitePrefix Result has 101739 conditions, 6376 events. 3029/6376 cut-off events. For 680842/680858 co-relation queries the response was YES. Maximal size of possible extension queue 653. Compared 57426 event pairs, 684 based on Foata normal form. 4/6378 useless extension candidates. Maximal degree in co-relation 101022. Up to 3589 conditions per place. [2021-03-24 23:45:21,821 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 667 selfloop transitions, 572 changer transitions 1/1246 dead transitions. [2021-03-24 23:45:21,821 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 805 places, 1246 transitions, 52377 flow [2021-03-24 23:45:21,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-24 23:45:21,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-24 23:45:21,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 246 transitions. [2021-03-24 23:45:21,822 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6525198938992043 [2021-03-24 23:45:21,822 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 246 transitions. [2021-03-24 23:45:21,822 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 246 transitions. [2021-03-24 23:45:21,822 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:45:21,822 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 246 transitions. [2021-03-24 23:45:21,822 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 18.923076923076923) internal successors, (246), 13 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:21,823 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 29.0) internal successors, (406), 14 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:21,823 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 29.0) internal successors, (406), 14 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:21,823 INFO L185 Difference]: Start difference. First operand has 794 places, 1190 transitions, 47884 flow. Second operand 13 states and 246 transitions. [2021-03-24 23:45:21,823 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 805 places, 1246 transitions, 52377 flow [2021-03-24 23:45:26,897 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 801 places, 1246 transitions, 51452 flow, removed 443 selfloop flow, removed 4 redundant places. [2021-03-24 23:45:26,927 INFO L241 Difference]: Finished difference. Result has 805 places, 1232 transitions, 49669 flow [2021-03-24 23:45:26,927 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=47022, PETRI_DIFFERENCE_MINUEND_PLACES=789, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1190, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=535, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=650, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=49669, PETRI_PLACES=805, PETRI_TRANSITIONS=1232} [2021-03-24 23:45:26,927 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 782 predicate places. [2021-03-24 23:45:26,927 INFO L480 AbstractCegarLoop]: Abstraction has has 805 places, 1232 transitions, 49669 flow [2021-03-24 23:45:26,928 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:26,928 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:45:26,928 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:45:27,129 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 63 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable554 [2021-03-24 23:45:27,129 INFO L428 AbstractCegarLoop]: === Iteration 208 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:45:27,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:45:27,129 INFO L82 PathProgramCache]: Analyzing trace with hash 1033477883, now seen corresponding path program 18 times [2021-03-24 23:45:27,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:45:27,129 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689633453] [2021-03-24 23:45:27,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:45:27,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:45:27,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:27,142 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:45:27,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:45:27,147 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size [2021-03-24 23:45:27,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:45:27,164 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.2 percent of original size [2021-03-24 23:45:27,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-24 23:45:27,184 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.1 percent of original size [2021-03-24 23:45:27,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:45:27,202 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.5 percent of original size [2021-03-24 23:45:27,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:45:27,216 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.7 percent of original size [2021-03-24 23:45:27,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:45:27,233 INFO L142 QuantifierPusher]: treesize reduction -2, result has 110.5 percent of original size [2021-03-24 23:45:27,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:45:27,248 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:45:27,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:45:27,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689633453] [2021-03-24 23:45:27,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [12366098] [2021-03-24 23:45:27,261 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 [2021-03-24 23:45:27,293 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-24 23:45:27,293 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:45:27,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:45:27,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:45:27,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:27,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:27,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:27,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:27,297 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:45:27,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:27,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:27,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:27,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:27,335 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.8 percent of original size [2021-03-24 23:45:27,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:27,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:45:27,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:45:27,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:45:27,339 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.3 percent of original size [2021-03-24 23:45:27,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,340 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:45:27,340 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:27,340 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,341 INFO L142 QuantifierPusher]: treesize reduction 131, result has 28.4 percent of original size [2021-03-24 23:45:27,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:27,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:45:27,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:45:27,379 INFO L142 QuantifierPusher]: treesize reduction 15, result has 79.5 percent of original size [2021-03-24 23:45:27,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-24 23:45:27,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:27,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-24 23:45:27,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:45:27,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:45:27,411 INFO L142 QuantifierPusher]: treesize reduction 18, result has 75.0 percent of original size [2021-03-24 23:45:27,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,412 INFO L142 QuantifierPusher]: treesize reduction 7, result has 84.8 percent of original size [2021-03-24 23:45:27,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:45:27,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:45:27,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:27,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-24 23:45:27,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:45:27,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:45:27,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:45:27,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:45:27,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:45:27,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:45:27,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,435 INFO L147 QuantifierPusher]: treesize reduction 3, result has 92.5 percent of original size 37 [2021-03-24 23:45:27,436 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.5 percent of original size [2021-03-24 23:45:27,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:45:27,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:45:27,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:45:27,461 INFO L142 QuantifierPusher]: treesize reduction 11, result has 89.5 percent of original size [2021-03-24 23:45:27,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:27,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 23:45:27,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:45:27,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-03-24 23:45:27,465 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.9 percent of original size [2021-03-24 23:45:27,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,466 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:45:27,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,466 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:45:27,467 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:27,467 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,468 INFO L142 QuantifierPusher]: treesize reduction 48, result has 70.6 percent of original size [2021-03-24 23:45:27,468 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:27,468 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,469 INFO L142 QuantifierPusher]: treesize reduction 31, result has 69.9 percent of original size [2021-03-24 23:45:27,469 INFO L147 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size 27 [2021-03-24 23:45:27,470 INFO L147 QuantifierPusher]: treesize reduction 23, result has 66.2 percent of original size 45 [2021-03-24 23:45:27,470 INFO L147 QuantifierPusher]: treesize reduction 23, result has 66.2 percent of original size 45 [2021-03-24 23:45:27,470 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:27,471 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,471 INFO L142 QuantifierPusher]: treesize reduction 126, result has 23.6 percent of original size [2021-03-24 23:45:27,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:45:27,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:45:27,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:45:27,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,473 INFO L142 QuantifierPusher]: treesize reduction 23, result has 76.0 percent of original size [2021-03-24 23:45:27,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:45:27,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-24 23:45:27,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:45:27,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:45:27,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:45:27,478 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:27,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:45:27,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:27,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:27,481 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:27,493 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:45:27,494 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-24 23:45:27,494 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:35 [2021-03-24 23:45:27,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:45:27,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:45:27,520 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:45:27,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:27,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:45:27,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:27,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:45:27,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:45:27,524 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:45:27,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,525 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:45:27,525 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:27,525 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,526 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:27,526 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:27,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:45:27,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:27,529 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:27,529 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,529 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:45:27,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:27,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:27,531 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:45:27,531 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:27,531 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:27,532 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:45:27,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:27,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:27,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:27,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:27,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:27,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:45:27,547 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:45:27,547 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:45:27,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146205771] [2021-03-24 23:45:27,548 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:45:27,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:45:27,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:45:27,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=234, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:45:27,548 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:45:27,548 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 805 places, 1232 transitions, 49669 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:27,548 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:45:27,548 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:45:27,548 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:45:28,058 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2021-03-24 23:45:32,192 INFO L129 PetriNetUnfolder]: 3028/6499 cut-off events. [2021-03-24 23:45:32,192 INFO L130 PetriNetUnfolder]: For 675118/675134 co-relation queries the response was YES. [2021-03-24 23:45:32,317 INFO L84 FinitePrefix]: Finished finitePrefix Result has 101155 conditions, 6499 events. 3028/6499 cut-off events. For 675118/675134 co-relation queries the response was YES. Maximal size of possible extension queue 669. Compared 59872 event pairs, 584 based on Foata normal form. 5/6502 useless extension candidates. Maximal degree in co-relation 100768. Up to 2837 conditions per place. [2021-03-24 23:45:32,359 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 750 selfloop transitions, 610 changer transitions 3/1369 dead transitions. [2021-03-24 23:45:32,359 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 815 places, 1369 transitions, 56158 flow [2021-03-24 23:45:32,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 23:45:32,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 23:45:32,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 210 transitions. [2021-03-24 23:45:32,360 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.658307210031348 [2021-03-24 23:45:32,360 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 210 transitions. [2021-03-24 23:45:32,360 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 210 transitions. [2021-03-24 23:45:32,360 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:45:32,360 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 210 transitions. [2021-03-24 23:45:32,360 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 19.09090909090909) internal successors, (210), 11 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:32,361 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:32,361 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:32,361 INFO L185 Difference]: Start difference. First operand has 805 places, 1232 transitions, 49669 flow. Second operand 11 states and 210 transitions. [2021-03-24 23:45:32,361 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 815 places, 1369 transitions, 56158 flow [2021-03-24 23:45:37,130 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 813 places, 1369 transitions, 55844 flow, removed 117 selfloop flow, removed 2 redundant places. [2021-03-24 23:45:37,161 INFO L241 Difference]: Finished difference. Result has 817 places, 1261 transitions, 51784 flow [2021-03-24 23:45:37,161 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=49417, PETRI_DIFFERENCE_MINUEND_PLACES=803, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1232, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=590, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=641, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=51784, PETRI_PLACES=817, PETRI_TRANSITIONS=1261} [2021-03-24 23:45:37,161 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 794 predicate places. [2021-03-24 23:45:37,161 INFO L480 AbstractCegarLoop]: Abstraction has has 817 places, 1261 transitions, 51784 flow [2021-03-24 23:45:37,161 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:37,162 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:45:37,162 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:45:37,362 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable575,64 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:45:37,362 INFO L428 AbstractCegarLoop]: === Iteration 209 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:45:37,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:45:37,362 INFO L82 PathProgramCache]: Analyzing trace with hash 358117291, now seen corresponding path program 19 times [2021-03-24 23:45:37,362 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:45:37,363 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137853325] [2021-03-24 23:45:37,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:45:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:45:37,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:37,375 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:45:37,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:45:37,382 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:45:37,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:45:37,402 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:45:37,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:45:37,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:37,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:45:37,466 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.3 percent of original size [2021-03-24 23:45:37,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:45:37,483 INFO L142 QuantifierPusher]: treesize reduction -1, result has 105.6 percent of original size [2021-03-24 23:45:37,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:37,499 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:45:37,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:45:37,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137853325] [2021-03-24 23:45:37,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [722522633] [2021-03-24 23:45:37,516 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 [2021-03-24 23:45:37,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:45:37,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:45:37,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:45:37,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:37,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:37,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:37,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:37,554 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:45:37,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:37,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:37,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:37,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:37,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:37,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:37,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:37,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:37,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,598 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size 29 [2021-03-24 23:45:37,598 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-03-24 23:45:37,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:45:37,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:45:37,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:45:37,623 INFO L142 QuantifierPusher]: treesize reduction 15, result has 57.1 percent of original size [2021-03-24 23:45:37,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:37,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:37,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:37,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:45:37,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:45:37,642 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.3 percent of original size [2021-03-24 23:45:37,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:37,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-24 23:45:37,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:45:37,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:45:37,647 INFO L142 QuantifierPusher]: treesize reduction 42, result has 77.9 percent of original size [2021-03-24 23:45:37,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,648 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:45:37,649 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:45:37,649 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:37,649 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,650 INFO L142 QuantifierPusher]: treesize reduction 155, result has 27.2 percent of original size [2021-03-24 23:45:37,651 INFO L147 QuantifierPusher]: treesize reduction 6, result has 88.7 percent of original size 47 [2021-03-24 23:45:37,652 INFO L147 QuantifierPusher]: treesize reduction 6, result has 91.3 percent of original size 63 [2021-03-24 23:45:37,652 INFO L142 QuantifierPusher]: treesize reduction 6, result has 91.3 percent of original size [2021-03-24 23:45:37,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:45:37,690 INFO L142 QuantifierPusher]: treesize reduction 18, result has 77.8 percent of original size [2021-03-24 23:45:37,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,690 INFO L142 QuantifierPusher]: treesize reduction 7, result has 84.8 percent of original size [2021-03-24 23:45:37,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:45:37,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-24 23:45:37,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:37,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:45:37,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:45:37,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:45:37,720 INFO L142 QuantifierPusher]: treesize reduction 11, result has 89.5 percent of original size [2021-03-24 23:45:37,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:37,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 23:45:37,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:45:37,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-03-24 23:45:37,726 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.9 percent of original size [2021-03-24 23:45:37,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,727 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:45:37,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,728 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:45:37,728 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:37,729 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,730 INFO L142 QuantifierPusher]: treesize reduction 54, result has 66.9 percent of original size [2021-03-24 23:45:37,730 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:37,731 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,732 INFO L142 QuantifierPusher]: treesize reduction 32, result has 68.9 percent of original size [2021-03-24 23:45:37,732 INFO L147 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size 27 [2021-03-24 23:45:37,733 INFO L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-03-24 23:45:37,734 INFO L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-03-24 23:45:37,734 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:37,734 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,735 INFO L142 QuantifierPusher]: treesize reduction 114, result has 25.5 percent of original size [2021-03-24 23:45:37,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:45:37,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:45:37,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:45:37,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,738 INFO L142 QuantifierPusher]: treesize reduction 17, result has 81.1 percent of original size [2021-03-24 23:45:37,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:45:37,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-24 23:45:37,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:45:37,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:45:37,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:45:37,744 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:37,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:45:37,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:37,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:37,748 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:37,762 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:45:37,763 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-24 23:45:37,763 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:35 [2021-03-24 23:45:37,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:45:37,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:45:37,792 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:45:37,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:37,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:45:37,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:37,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:45:37,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:45:37,797 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:45:37,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,798 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:45:37,798 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:37,798 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,799 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:37,799 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:37,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:45:37,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:37,803 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:37,803 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,804 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:45:37,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:37,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:37,806 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:45:37,806 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:37,806 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:37,808 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:45:37,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:37,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:37,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:37,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:37,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:37,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:45:37,825 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:45:37,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:45:37,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086978837] [2021-03-24 23:45:37,825 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:45:37,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:45:37,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:45:37,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=234, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:45:37,826 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:45:37,826 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 817 places, 1261 transitions, 51784 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:37,826 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:45:37,826 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:45:37,826 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:45:42,624 INFO L129 PetriNetUnfolder]: 3062/6550 cut-off events. [2021-03-24 23:45:42,625 INFO L130 PetriNetUnfolder]: For 665698/665751 co-relation queries the response was YES. [2021-03-24 23:45:42,747 INFO L84 FinitePrefix]: Finished finitePrefix Result has 101263 conditions, 6550 events. 3062/6550 cut-off events. For 665698/665751 co-relation queries the response was YES. Maximal size of possible extension queue 675. Compared 60109 event pairs, 685 based on Foata normal form. 8/6555 useless extension candidates. Maximal degree in co-relation 100870. Up to 3668 conditions per place. [2021-03-24 23:45:42,787 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 706 selfloop transitions, 564 changer transitions 3/1279 dead transitions. [2021-03-24 23:45:42,787 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 826 places, 1279 transitions, 54749 flow [2021-03-24 23:45:42,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-24 23:45:42,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-24 23:45:42,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 221 transitions. [2021-03-24 23:45:42,788 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6350574712643678 [2021-03-24 23:45:42,788 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 221 transitions. [2021-03-24 23:45:42,788 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 221 transitions. [2021-03-24 23:45:42,788 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:45:42,788 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 221 transitions. [2021-03-24 23:45:42,788 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 18.416666666666668) internal successors, (221), 12 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:42,789 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 29.0) internal successors, (377), 13 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:42,789 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 29.0) internal successors, (377), 13 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:42,789 INFO L185 Difference]: Start difference. First operand has 817 places, 1261 transitions, 51784 flow. Second operand 12 states and 221 transitions. [2021-03-24 23:45:42,789 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 826 places, 1279 transitions, 54749 flow [2021-03-24 23:45:46,783 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 821 places, 1279 transitions, 54069 flow, removed 44 selfloop flow, removed 5 redundant places. [2021-03-24 23:45:46,842 INFO L241 Difference]: Finished difference. Result has 824 places, 1268 transitions, 52456 flow [2021-03-24 23:45:46,842 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=51106, PETRI_DIFFERENCE_MINUEND_PLACES=810, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1261, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=556, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=697, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=52456, PETRI_PLACES=824, PETRI_TRANSITIONS=1268} [2021-03-24 23:45:46,842 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 801 predicate places. [2021-03-24 23:45:46,842 INFO L480 AbstractCegarLoop]: Abstraction has has 824 places, 1268 transitions, 52456 flow [2021-03-24 23:45:46,842 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:46,842 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:45:46,842 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:45:47,043 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 65 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable584 [2021-03-24 23:45:47,043 INFO L428 AbstractCegarLoop]: === Iteration 210 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:45:47,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:45:47,043 INFO L82 PathProgramCache]: Analyzing trace with hash -1358442477, now seen corresponding path program 20 times [2021-03-24 23:45:47,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:45:47,043 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152335139] [2021-03-24 23:45:47,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:45:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:45:47,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:47,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:45:47,071 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:45:47,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:45:47,090 INFO L142 QuantifierPusher]: treesize reduction 8, result has 78.4 percent of original size [2021-03-24 23:45:47,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:45:47,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:45:47,135 INFO L142 QuantifierPusher]: treesize reduction -2, result has 103.4 percent of original size [2021-03-24 23:45:47,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-24 23:45:47,179 INFO L142 QuantifierPusher]: treesize reduction -4, result has 111.4 percent of original size [2021-03-24 23:45:47,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:45:47,231 INFO L142 QuantifierPusher]: treesize reduction 5, result has 87.8 percent of original size [2021-03-24 23:45:47,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:45:47,280 INFO L142 QuantifierPusher]: treesize reduction 21, result has 56.3 percent of original size [2021-03-24 23:45:47,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:45:47,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:45:47,309 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152335139] [2021-03-24 23:45:47,309 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [522942044] [2021-03-24 23:45:47,309 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) Waiting until toolchain timeout for monitored process 66 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:45:47,354 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:45:47,355 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:45:47,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:45:47,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:45:47,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:47,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:47,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:47,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:47,359 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:45:47,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:47,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:47,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:47,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:47,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:47,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:47,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:47,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:47,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:47,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:47,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:47,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:47,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:47,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:47,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:47,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:47,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,405 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size 29 [2021-03-24 23:45:47,405 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-03-24 23:45:47,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:45:47,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:45:47,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:45:47,437 INFO L142 QuantifierPusher]: treesize reduction 15, result has 57.1 percent of original size [2021-03-24 23:45:47,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:47,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:47,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:47,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:45:47,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:45:47,460 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.3 percent of original size [2021-03-24 23:45:47,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:47,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-24 23:45:47,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:45:47,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:45:47,466 INFO L142 QuantifierPusher]: treesize reduction 42, result has 77.9 percent of original size [2021-03-24 23:45:47,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,466 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.2 percent of original size [2021-03-24 23:45:47,467 INFO L147 QuantifierPusher]: treesize reduction 25, result has 67.5 percent of original size 52 [2021-03-24 23:45:47,467 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:47,468 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,469 INFO L142 QuantifierPusher]: treesize reduction 75, result has 51.6 percent of original size [2021-03-24 23:45:47,469 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:47,470 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,470 INFO L142 QuantifierPusher]: treesize reduction 19, result has 74.0 percent of original size [2021-03-24 23:45:47,471 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:47,471 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,472 INFO L142 QuantifierPusher]: treesize reduction 39, result has 36.1 percent of original size [2021-03-24 23:45:47,472 INFO L147 QuantifierPusher]: treesize reduction 12, result has 29.4 percent of original size 5 [2021-03-24 23:45:47,473 INFO L147 QuantifierPusher]: treesize reduction 12, result has 65.7 percent of original size 23 [2021-03-24 23:45:47,473 INFO L147 QuantifierPusher]: treesize reduction 12, result has 81.5 percent of original size 53 [2021-03-24 23:45:47,474 INFO L147 QuantifierPusher]: treesize reduction 12, result has 85.2 percent of original size 69 [2021-03-24 23:45:47,474 INFO L142 QuantifierPusher]: treesize reduction 12, result has 85.2 percent of original size [2021-03-24 23:45:47,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-24 23:45:47,520 INFO L142 QuantifierPusher]: treesize reduction 11, result has 92.0 percent of original size [2021-03-24 23:45:47,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:47,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-03-24 23:45:47,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-03-24 23:45:47,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-03-24 23:45:47,526 INFO L142 QuantifierPusher]: treesize reduction 42, result has 82.6 percent of original size [2021-03-24 23:45:47,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,527 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:45:47,528 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:45:47,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,529 INFO L142 QuantifierPusher]: treesize reduction 11, result has 90.5 percent of original size [2021-03-24 23:45:47,529 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:47,529 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,530 INFO L142 QuantifierPusher]: treesize reduction 66, result has 64.7 percent of original size [2021-03-24 23:45:47,531 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:47,531 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,532 INFO L142 QuantifierPusher]: treesize reduction 92, result has 47.4 percent of original size [2021-03-24 23:45:47,532 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:47,533 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,533 INFO L142 QuantifierPusher]: treesize reduction 23, result has 69.7 percent of original size [2021-03-24 23:45:47,534 INFO L147 QuantifierPusher]: treesize reduction 26, result has 45.8 percent of original size 22 [2021-03-24 23:45:47,535 INFO L147 QuantifierPusher]: treesize reduction 33, result has 53.5 percent of original size 38 [2021-03-24 23:45:47,535 INFO L147 QuantifierPusher]: treesize reduction 43, result has 56.6 percent of original size 56 [2021-03-24 23:45:47,536 INFO L147 QuantifierPusher]: treesize reduction 43, result has 56.6 percent of original size 56 [2021-03-24 23:45:47,536 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:47,537 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,538 INFO L142 QuantifierPusher]: treesize reduction 69, result has 66.7 percent of original size [2021-03-24 23:45:47,538 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:45:47,539 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,539 INFO L142 QuantifierPusher]: treesize reduction 15, result has 79.2 percent of original size [2021-03-24 23:45:47,539 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:47,540 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:47,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:45:47,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:45:47,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:45:47,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:47,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:45:47,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:45:47,545 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:47,546 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,547 INFO L142 QuantifierPusher]: treesize reduction 22, result has 84.9 percent of original size [2021-03-24 23:45:47,547 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:47,547 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,548 INFO L142 QuantifierPusher]: treesize reduction 7, result has 92.0 percent of original size [2021-03-24 23:45:47,548 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:47,548 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:47,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:45:47,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:45:47,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:45:47,552 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:47,553 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:47,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:45:47,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:45:47,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:45:47,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-24 23:45:47,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,557 INFO L142 QuantifierPusher]: treesize reduction 7, result has 88.1 percent of original size [2021-03-24 23:45:47,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:45:47,558 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:47,558 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:47,560 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:47,560 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,561 INFO L142 QuantifierPusher]: treesize reduction 15, result has 78.6 percent of original size [2021-03-24 23:45:47,561 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:47,562 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:45:47,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:45:47,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:45:47,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:45:47,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:45:47,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-24 23:45:47,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:45:47,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-24 23:45:47,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:45:47,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-03-24 23:45:47,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,570 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.0 percent of original size [2021-03-24 23:45:47,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:45:47,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-03-24 23:45:47,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,571 INFO L142 QuantifierPusher]: treesize reduction 43, result has 71.9 percent of original size [2021-03-24 23:45:47,572 INFO L147 QuantifierPusher]: treesize reduction 11, result has 90.0 percent of original size 99 [2021-03-24 23:45:47,573 INFO L147 QuantifierPusher]: treesize reduction 11, result has 91.2 percent of original size 114 [2021-03-24 23:45:47,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:45:47,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:45:47,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:45:47,581 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:47,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:45:47,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:45:47,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:45:47,586 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:47,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:45:47,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:47,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:47,593 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:47,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:45:47,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:47,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:47,597 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:47,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:45:47,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:47,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:47,602 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:47,605 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:45:47,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:47,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:47,606 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:47,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:45:47,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:45:47,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:45:47,610 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:47,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:45:47,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:47,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:47,615 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:47,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:45:47,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:47,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:47,624 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:47,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:45:47,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:45:47,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:45:47,628 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:47,631 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:45:47,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:47,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:47,632 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:47,688 INFO L628 ElimStorePlain]: treesize reduction 4, result has 94.4 percent of original size [2021-03-24 23:45:47,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:45:47,689 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-24 23:45:47,689 INFO L247 ElimStorePlain]: Needed 12 recursive calls to eliminate 1 variables, input treesize:422, output treesize:67 [2021-03-24 23:45:47,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:45:47,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:45:47,730 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:45:47,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:45:47,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:45:47,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:45:47,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:45:47,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:45:47,736 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.8 percent of original size [2021-03-24 23:45:47,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,737 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 8, 1] term [2021-03-24 23:45:47,737 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:45:47,737 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,738 INFO L147 QuantifierPusher]: treesize reduction 25, result has 71.6 percent of original size 63 [2021-03-24 23:45:47,738 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:45:47,739 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,740 INFO L142 QuantifierPusher]: treesize reduction 61, result has 42.5 percent of original size [2021-03-24 23:45:47,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:45:47,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:45:47,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:45:47,766 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:45:47,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:47,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:45:47,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:47,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:45:47,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:45:47,770 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:45:47,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,771 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:45:47,771 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:47,772 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,772 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:47,773 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,773 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:45:47,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:47,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:47,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:47,776 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:47,776 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:47,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:45:47,779 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:45:47,779 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:47,779 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:47,780 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:45:47,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:47,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:47,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:47,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:47,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:47,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:47,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:47,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:47,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:47,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:47,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:47,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:47,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:47,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:47,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:47,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:47,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:45:47,795 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:45:47,795 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:45:47,795 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989855901] [2021-03-24 23:45:47,795 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:45:47,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:45:47,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:45:47,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:45:47,796 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:45:47,796 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 824 places, 1268 transitions, 52456 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:47,796 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:45:47,796 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:45:47,796 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:45:52,470 INFO L129 PetriNetUnfolder]: 3063/6550 cut-off events. [2021-03-24 23:45:52,470 INFO L130 PetriNetUnfolder]: For 675198/675250 co-relation queries the response was YES. [2021-03-24 23:45:52,593 INFO L84 FinitePrefix]: Finished finitePrefix Result has 101723 conditions, 6550 events. 3063/6550 cut-off events. For 675198/675250 co-relation queries the response was YES. Maximal size of possible extension queue 683. Compared 60172 event pairs, 708 based on Foata normal form. 10/6557 useless extension candidates. Maximal degree in co-relation 101330. Up to 3666 conditions per place. [2021-03-24 23:45:52,635 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 735 selfloop transitions, 541 changer transitions 4/1286 dead transitions. [2021-03-24 23:45:52,635 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 834 places, 1286 transitions, 55433 flow [2021-03-24 23:45:52,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-24 23:45:52,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-24 23:45:52,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 240 transitions. [2021-03-24 23:45:52,636 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.636604774535809 [2021-03-24 23:45:52,636 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 240 transitions. [2021-03-24 23:45:52,636 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 240 transitions. [2021-03-24 23:45:52,636 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:45:52,636 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 240 transitions. [2021-03-24 23:45:52,636 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 18.46153846153846) internal successors, (240), 13 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:52,636 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 29.0) internal successors, (406), 14 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:52,636 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 29.0) internal successors, (406), 14 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:52,636 INFO L185 Difference]: Start difference. First operand has 824 places, 1268 transitions, 52456 flow. Second operand 13 states and 240 transitions. [2021-03-24 23:45:52,636 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 834 places, 1286 transitions, 55433 flow [2021-03-24 23:45:56,887 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 828 places, 1286 transitions, 54731 flow, removed 27 selfloop flow, removed 6 redundant places. [2021-03-24 23:45:56,917 INFO L241 Difference]: Finished difference. Result has 832 places, 1275 transitions, 53083 flow [2021-03-24 23:45:56,918 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=51758, PETRI_DIFFERENCE_MINUEND_PLACES=816, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1268, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=535, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=728, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=53083, PETRI_PLACES=832, PETRI_TRANSITIONS=1275} [2021-03-24 23:45:56,918 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 809 predicate places. [2021-03-24 23:45:56,918 INFO L480 AbstractCegarLoop]: Abstraction has has 832 places, 1275 transitions, 53083 flow [2021-03-24 23:45:56,918 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:56,918 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:45:56,918 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:45:57,118 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 66 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable593 [2021-03-24 23:45:57,119 INFO L428 AbstractCegarLoop]: === Iteration 211 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:45:57,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:45:57,119 INFO L82 PathProgramCache]: Analyzing trace with hash -1779425875, now seen corresponding path program 21 times [2021-03-24 23:45:57,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:45:57,119 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354367063] [2021-03-24 23:45:57,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:45:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:45:57,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:57,138 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:45:57,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:45:57,144 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-03-24 23:45:57,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:45:57,164 INFO L142 QuantifierPusher]: treesize reduction -4, result has 107.0 percent of original size [2021-03-24 23:45:57,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:45:57,223 INFO L142 QuantifierPusher]: treesize reduction -4, result has 108.3 percent of original size [2021-03-24 23:45:57,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:45:57,280 INFO L142 QuantifierPusher]: treesize reduction -4, result has 108.3 percent of original size [2021-03-24 23:45:57,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:45:57,338 INFO L142 QuantifierPusher]: treesize reduction 13, result has 76.8 percent of original size [2021-03-24 23:45:57,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:45:57,367 INFO L142 QuantifierPusher]: treesize reduction 15, result has 61.5 percent of original size [2021-03-24 23:45:57,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:45:57,389 INFO L142 QuantifierPusher]: treesize reduction 26, result has 44.7 percent of original size [2021-03-24 23:45:57,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:45:57,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:45:57,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354367063] [2021-03-24 23:45:57,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [52744211] [2021-03-24 23:45:57,413 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 67 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:45:57,447 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-24 23:45:57,447 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:45:57,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:45:57,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:45:57,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:57,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:57,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:57,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:57,451 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:45:57,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:57,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:57,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:57,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:57,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:57,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:57,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:57,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:45:57,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:57,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:57,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:57,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:57,494 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.8 percent of original size [2021-03-24 23:45:57,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:57,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:45:57,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:45:57,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:45:57,498 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.3 percent of original size [2021-03-24 23:45:57,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,500 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:45:57,500 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:57,500 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,501 INFO L142 QuantifierPusher]: treesize reduction 39, result has 71.9 percent of original size [2021-03-24 23:45:57,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:57,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:45:57,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:45:57,543 INFO L142 QuantifierPusher]: treesize reduction 15, result has 79.5 percent of original size [2021-03-24 23:45:57,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-24 23:45:57,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:57,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-24 23:45:57,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:45:57,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:45:57,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:45:57,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:45:57,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:45:57,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:45:57,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,621 INFO L147 QuantifierPusher]: treesize reduction 3, result has 95.5 percent of original size 63 [2021-03-24 23:45:57,622 INFO L142 QuantifierPusher]: treesize reduction 3, result has 95.5 percent of original size [2021-03-24 23:45:57,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:45:57,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:45:57,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:45:57,657 INFO L142 QuantifierPusher]: treesize reduction 18, result has 77.8 percent of original size [2021-03-24 23:45:57,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,658 INFO L142 QuantifierPusher]: treesize reduction 7, result has 84.8 percent of original size [2021-03-24 23:45:57,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:45:57,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-24 23:45:57,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:45:57,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:45:57,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:45:57,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:45:57,685 INFO L142 QuantifierPusher]: treesize reduction 11, result has 89.5 percent of original size [2021-03-24 23:45:57,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:57,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 23:45:57,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:45:57,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-03-24 23:45:57,689 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.9 percent of original size [2021-03-24 23:45:57,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,691 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:45:57,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,691 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:45:57,692 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:45:57,692 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,693 INFO L142 QuantifierPusher]: treesize reduction 115, result has 31.1 percent of original size [2021-03-24 23:45:57,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:57,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:57,695 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:57,695 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,696 INFO L142 QuantifierPusher]: treesize reduction 84, result has 31.7 percent of original size [2021-03-24 23:45:57,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:45:57,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:45:57,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:45:57,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-24 23:45:57,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-24 23:45:57,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:45:57,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:45:57,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:45:57,705 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:57,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:45:57,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:57,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:45:57,708 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:45:57,724 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:45:57,725 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-24 23:45:57,725 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:35 [2021-03-24 23:45:57,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:45:57,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:45:57,761 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:45:57,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:57,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:45:57,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:45:57,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:45:57,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:45:57,766 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:45:57,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,767 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:45:57,768 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:57,768 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,769 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:57,769 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:57,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:45:57,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:57,772 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:57,772 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,773 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:45:57,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:45:57,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:45:57,775 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:45:57,775 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:45:57,775 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:45:57,776 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:45:57,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:57,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:57,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:45:57,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:57,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:57,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:57,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:57,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:57,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:57,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:57,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:57,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:57,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:57,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:57,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:45:57,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:45:57,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:45:57,794 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:45:57,794 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:45:57,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088280376] [2021-03-24 23:45:57,794 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:45:57,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:45:57,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:45:57,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=235, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:45:57,795 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:45:57,795 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 832 places, 1275 transitions, 53083 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:45:57,795 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:45:57,795 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:45:57,795 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:45:58,305 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 43 [2021-03-24 23:45:58,806 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 38 [2021-03-24 23:45:59,168 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 29 [2021-03-24 23:46:02,898 INFO L129 PetriNetUnfolder]: 3061/6579 cut-off events. [2021-03-24 23:46:02,898 INFO L130 PetriNetUnfolder]: For 717698/717750 co-relation queries the response was YES. [2021-03-24 23:46:03,144 INFO L84 FinitePrefix]: Finished finitePrefix Result has 103995 conditions, 6579 events. 3061/6579 cut-off events. For 717698/717750 co-relation queries the response was YES. Maximal size of possible extension queue 675. Compared 60750 event pairs, 598 based on Foata normal form. 8/6584 useless extension candidates. Maximal degree in co-relation 103607. Up to 2845 conditions per place. [2021-03-24 23:46:03,193 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 738 selfloop transitions, 616 changer transitions 3/1363 dead transitions. [2021-03-24 23:46:03,193 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 842 places, 1363 transitions, 58010 flow [2021-03-24 23:46:03,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-24 23:46:03,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-24 23:46:03,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 224 transitions. [2021-03-24 23:46:03,194 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6436781609195402 [2021-03-24 23:46:03,194 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 224 transitions. [2021-03-24 23:46:03,194 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 224 transitions. [2021-03-24 23:46:03,194 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:46:03,194 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 224 transitions. [2021-03-24 23:46:03,194 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 18.666666666666668) internal successors, (224), 12 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:03,194 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 29.0) internal successors, (377), 13 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:03,194 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 29.0) internal successors, (377), 13 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:03,194 INFO L185 Difference]: Start difference. First operand has 832 places, 1275 transitions, 53083 flow. Second operand 12 states and 224 transitions. [2021-03-24 23:46:03,195 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 842 places, 1363 transitions, 58010 flow [2021-03-24 23:46:07,598 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 835 places, 1363 transitions, 56772 flow, removed 86 selfloop flow, removed 7 redundant places. [2021-03-24 23:46:07,629 INFO L241 Difference]: Finished difference. Result has 836 places, 1274 transitions, 53022 flow [2021-03-24 23:46:07,629 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=51859, PETRI_DIFFERENCE_MINUEND_PLACES=824, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1275, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=616, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=659, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=53022, PETRI_PLACES=836, PETRI_TRANSITIONS=1274} [2021-03-24 23:46:07,629 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 813 predicate places. [2021-03-24 23:46:07,629 INFO L480 AbstractCegarLoop]: Abstraction has has 836 places, 1274 transitions, 53022 flow [2021-03-24 23:46:07,629 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:07,629 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:46:07,629 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:46:07,830 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable616,67 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:46:07,830 INFO L428 AbstractCegarLoop]: === Iteration 212 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:46:07,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:46:07,830 INFO L82 PathProgramCache]: Analyzing trace with hash 479474759, now seen corresponding path program 22 times [2021-03-24 23:46:07,830 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:46:07,830 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726505034] [2021-03-24 23:46:07,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:46:07,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:46:07,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:07,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:07,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:07,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:46:07,858 INFO L142 QuantifierPusher]: treesize reduction 6, result has 81.3 percent of original size [2021-03-24 23:46:07,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:46:07,879 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.4 percent of original size [2021-03-24 23:46:07,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-24 23:46:07,903 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.1 percent of original size [2021-03-24 23:46:07,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:46:07,918 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.4 percent of original size [2021-03-24 23:46:07,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:46:07,941 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.9 percent of original size [2021-03-24 23:46:07,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:46:07,964 INFO L142 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size [2021-03-24 23:46:07,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:46:07,982 INFO L142 QuantifierPusher]: treesize reduction 30, result has 41.2 percent of original size [2021-03-24 23:46:07,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:46:08,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:46:08,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726505034] [2021-03-24 23:46:08,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1839719796] [2021-03-24 23:46:08,004 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 [2021-03-24 23:46:08,035 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:46:08,035 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:46:08,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:46:08,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:46:08,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,038 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:46:08,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:08,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:08,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:08,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:08,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:08,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:08,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:08,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:08,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:08,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:08,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:08,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:08,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:08,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:08,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:08,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:08,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,076 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size 29 [2021-03-24 23:46:08,077 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-03-24 23:46:08,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:46:08,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:46:08,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:46:08,099 INFO L142 QuantifierPusher]: treesize reduction 9, result has 90.7 percent of original size [2021-03-24 23:46:08,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:08,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-24 23:46:08,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:46:08,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-03-24 23:46:08,103 INFO L142 QuantifierPusher]: treesize reduction 42, result has 79.3 percent of original size [2021-03-24 23:46:08,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,104 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:46:08,105 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:46:08,105 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:08,105 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,106 INFO L142 QuantifierPusher]: treesize reduction 161, result has 24.4 percent of original size [2021-03-24 23:46:08,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:08,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:46:08,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:46:08,149 INFO L142 QuantifierPusher]: treesize reduction 11, result has 92.4 percent of original size [2021-03-24 23:46:08,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:08,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-03-24 23:46:08,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-03-24 23:46:08,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 134 [2021-03-24 23:46:08,154 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.3 percent of original size [2021-03-24 23:46:08,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,155 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:46:08,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,155 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:46:08,156 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:08,156 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,156 INFO L142 QuantifierPusher]: treesize reduction 55, result has 58.0 percent of original size [2021-03-24 23:46:08,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:08,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:08,157 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:08,158 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,158 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:08,159 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,159 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:46:08,160 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,160 INFO L142 QuantifierPusher]: treesize reduction 15, result has 79.2 percent of original size [2021-03-24 23:46:08,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:46:08,161 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:08,161 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:08,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:46:08,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:46:08,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:46:08,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:46:08,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:46:08,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:46:08,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-24 23:46:08,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:46:08,167 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:46:08,167 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,168 INFO L142 QuantifierPusher]: treesize reduction 69, result has 53.7 percent of original size [2021-03-24 23:46:08,168 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:08,168 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:08,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:46:08,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-24 23:46:08,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:46:08,171 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:08,187 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:08,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:46:08,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:46:08,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:46:08,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-24 23:46:08,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-24 23:46:08,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-03-24 23:46:08,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-03-24 23:46:08,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-03-24 23:46:08,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:46:08,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,203 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:46:08,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,208 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:46:08,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:46:08,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:46:08,212 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:46:08,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,217 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:46:08,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,222 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:46:08,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,227 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:46:08,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,231 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:46:08,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,236 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,239 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:46:08,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,240 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:46:08,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:08,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:08,244 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:46:08,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,249 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:46:08,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,253 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,256 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:46:08,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,257 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:46:08,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:46:08,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:46:08,261 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:46:08,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,266 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:46:08,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,270 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:46:08,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:08,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:08,274 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,277 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:46:08,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,278 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:46:08,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,282 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:46:08,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:08,286 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,289 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:46:08,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,290 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,293 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:46:08,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:08,294 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:46:08,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:08,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:08,298 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:46:08,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:08,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:08,302 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:08,491 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2021-03-24 23:46:08,491 INFO L628 ElimStorePlain]: treesize reduction 101, result has 68.7 percent of original size [2021-03-24 23:46:08,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:46:08,493 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-03-24 23:46:08,493 INFO L247 ElimStorePlain]: Needed 25 recursive calls to eliminate 1 variables, input treesize:1075, output treesize:222 [2021-03-24 23:46:08,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:46:08,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:46:08,603 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.6 percent of original size [2021-03-24 23:46:08,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-03-24 23:46:08,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-03-24 23:46:08,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-03-24 23:46:08,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-03-24 23:46:08,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 242 [2021-03-24 23:46:08,611 INFO L142 QuantifierPusher]: treesize reduction 2, result has 99.2 percent of original size [2021-03-24 23:46:08,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,612 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 8, 11, 1] term [2021-03-24 23:46:08,613 INFO L725 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2021-03-24 23:46:08,613 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,615 INFO L147 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size 7 [2021-03-24 23:46:08,615 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:08,615 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,616 INFO L147 QuantifierPusher]: treesize reduction 3, result has 72.7 percent of original size 8 [2021-03-24 23:46:08,616 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:08,617 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,618 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-03-24 23:46:08,618 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:08,619 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,619 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.3 percent of original size [2021-03-24 23:46:08,620 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-03-24 23:46:08,621 INFO L147 QuantifierPusher]: treesize reduction 66, result has 76.8 percent of original size 219 [2021-03-24 23:46:08,621 INFO L725 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2021-03-24 23:46:08,621 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,637 INFO L142 QuantifierPusher]: treesize reduction 185, result has 44.4 percent of original size [2021-03-24 23:46:08,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-24 23:46:08,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-24 23:46:08,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-24 23:46:08,717 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.0 percent of original size [2021-03-24 23:46:08,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:46:08,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-03-24 23:46:08,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:46:08,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-03-24 23:46:08,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-03-24 23:46:08,722 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.1 percent of original size [2021-03-24 23:46:08,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,723 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 4, 7, 1] term [2021-03-24 23:46:08,723 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-03-24 23:46:08,723 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,724 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:08,724 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:08,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:46:08,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:08,727 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:08,728 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,728 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:46:08,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:08,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:08,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,731 INFO L147 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size 7 [2021-03-24 23:46:08,732 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:08,732 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:08,734 INFO L147 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size 11 [2021-03-24 23:46:08,734 INFO L147 QuantifierPusher]: treesize reduction 35, result has 71.8 percent of original size 89 [2021-03-24 23:46:08,735 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-03-24 23:46:08,735 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,736 INFO L142 QuantifierPusher]: treesize reduction 78, result has 47.3 percent of original size [2021-03-24 23:46:08,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:46:08,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:46:08,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:46:08,765 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 23:46:08,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:46:08,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:46:08,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:08,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,767 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:08,767 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:08,768 INFO L142 QuantifierPusher]: treesize reduction 61, result has 31.5 percent of original size [2021-03-24 23:46:08,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:08,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:08,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:08,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:46:08,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:46:08,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:46:08,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:46:08,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:46:08,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:46:08,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:46:08,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:46:08,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:46:08,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:46:08,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:46:08,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:08,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:46:08,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:46:08,784 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:46:08,784 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:46:08,784 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517070205] [2021-03-24 23:46:08,784 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:46:08,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:46:08,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:46:08,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:46:08,785 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:46:08,785 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 836 places, 1274 transitions, 53022 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:08,785 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:46:08,785 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:46:08,785 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:46:09,437 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2021-03-24 23:46:09,842 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2021-03-24 23:46:10,020 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2021-03-24 23:46:10,655 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 36 [2021-03-24 23:46:10,793 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 42 [2021-03-24 23:46:10,999 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 43 [2021-03-24 23:46:14,450 INFO L129 PetriNetUnfolder]: 3100/6642 cut-off events. [2021-03-24 23:46:14,450 INFO L130 PetriNetUnfolder]: For 717869/717885 co-relation queries the response was YES. [2021-03-24 23:46:14,581 INFO L84 FinitePrefix]: Finished finitePrefix Result has 104875 conditions, 6642 events. 3100/6642 cut-off events. For 717869/717885 co-relation queries the response was YES. Maximal size of possible extension queue 694. Compared 61370 event pairs, 707 based on Foata normal form. 12/6652 useless extension candidates. Maximal degree in co-relation 104493. Up to 3653 conditions per place. [2021-03-24 23:46:14,624 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 711 selfloop transitions, 593 changer transitions 15/1325 dead transitions. [2021-03-24 23:46:14,624 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 852 places, 1325 transitions, 57139 flow [2021-03-24 23:46:14,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-24 23:46:14,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-03-24 23:46:14,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 351 transitions. [2021-03-24 23:46:14,625 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6370235934664247 [2021-03-24 23:46:14,625 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 351 transitions. [2021-03-24 23:46:14,625 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 351 transitions. [2021-03-24 23:46:14,625 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:46:14,625 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 351 transitions. [2021-03-24 23:46:14,625 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 18.473684210526315) internal successors, (351), 19 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:14,626 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 29.0) internal successors, (580), 20 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) [2021-03-24 23:46:14,626 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 29.0) internal successors, (580), 20 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) [2021-03-24 23:46:14,626 INFO L185 Difference]: Start difference. First operand has 836 places, 1274 transitions, 53022 flow. Second operand 19 states and 351 transitions. [2021-03-24 23:46:14,626 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 852 places, 1325 transitions, 57139 flow [2021-03-24 23:46:19,060 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 846 places, 1325 transitions, 56087 flow, removed 7 selfloop flow, removed 6 redundant places. [2021-03-24 23:46:19,090 INFO L241 Difference]: Finished difference. Result has 854 places, 1303 transitions, 54087 flow [2021-03-24 23:46:19,090 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=51984, PETRI_DIFFERENCE_MINUEND_PLACES=828, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1274, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=569, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=694, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=54087, PETRI_PLACES=854, PETRI_TRANSITIONS=1303} [2021-03-24 23:46:19,090 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 831 predicate places. [2021-03-24 23:46:19,090 INFO L480 AbstractCegarLoop]: Abstraction has has 854 places, 1303 transitions, 54087 flow [2021-03-24 23:46:19,090 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:19,091 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:46:19,091 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:46:19,291 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable624,68 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:46:19,291 INFO L428 AbstractCegarLoop]: === Iteration 213 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:46:19,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:46:19,291 INFO L82 PathProgramCache]: Analyzing trace with hash 854392913, now seen corresponding path program 23 times [2021-03-24 23:46:19,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:46:19,291 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839334232] [2021-03-24 23:46:19,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:46:19,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:46:19,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:19,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:46:19,322 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size [2021-03-24 23:46:19,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:46:19,340 INFO L142 QuantifierPusher]: treesize reduction 10, result has 87.7 percent of original size [2021-03-24 23:46:19,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-03-24 23:46:19,398 INFO L142 QuantifierPusher]: treesize reduction 10, result has 86.5 percent of original size [2021-03-24 23:46:19,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-24 23:46:19,443 INFO L142 QuantifierPusher]: treesize reduction 10, result has 86.5 percent of original size [2021-03-24 23:46:19,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-24 23:46:19,479 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.6 percent of original size [2021-03-24 23:46:19,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:46:19,514 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.3 percent of original size [2021-03-24 23:46:19,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:46:19,550 INFO L142 QuantifierPusher]: treesize reduction 35, result has 43.5 percent of original size [2021-03-24 23:46:19,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:46:19,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:46:19,571 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839334232] [2021-03-24 23:46:19,571 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1388591598] [2021-03-24 23:46:19,571 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 [2021-03-24 23:46:19,603 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-24 23:46:19,603 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:46:19,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:46:19,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:46:19,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:19,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:19,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:19,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:19,606 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:46:19,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:19,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:19,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:19,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:19,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:19,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:19,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:19,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:19,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:19,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:19,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:19,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:19,647 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.8 percent of original size [2021-03-24 23:46:19,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:19,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:46:19,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:46:19,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:46:19,651 INFO L142 QuantifierPusher]: treesize reduction 42, result has 78.4 percent of original size [2021-03-24 23:46:19,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,652 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.2 percent of original size [2021-03-24 23:46:19,652 INFO L147 QuantifierPusher]: treesize reduction 25, result has 67.5 percent of original size 52 [2021-03-24 23:46:19,652 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:19,653 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,653 INFO L142 QuantifierPusher]: treesize reduction 163, result has 24.2 percent of original size [2021-03-24 23:46:19,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:19,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:46:19,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:46:19,692 INFO L142 QuantifierPusher]: treesize reduction 15, result has 79.5 percent of original size [2021-03-24 23:46:19,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-24 23:46:19,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:46:19,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-24 23:46:19,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:46:19,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:46:19,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:46:19,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:46:19,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:46:19,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:46:19,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,756 INFO L147 QuantifierPusher]: treesize reduction 3, result has 95.5 percent of original size 63 [2021-03-24 23:46:19,757 INFO L142 QuantifierPusher]: treesize reduction 3, result has 95.5 percent of original size [2021-03-24 23:46:19,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:46:19,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:46:19,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:46:19,793 INFO L142 QuantifierPusher]: treesize reduction 11, result has 91.6 percent of original size [2021-03-24 23:46:19,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:19,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-03-24 23:46:19,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-03-24 23:46:19,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-03-24 23:46:19,798 INFO L142 QuantifierPusher]: treesize reduction 42, result has 82.1 percent of original size [2021-03-24 23:46:19,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,798 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:46:19,799 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:46:19,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,800 INFO L142 QuantifierPusher]: treesize reduction 11, result has 90.5 percent of original size [2021-03-24 23:46:19,800 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:19,800 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,801 INFO L142 QuantifierPusher]: treesize reduction 31, result has 78.3 percent of original size [2021-03-24 23:46:19,801 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:46:19,802 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,802 INFO L142 QuantifierPusher]: treesize reduction 32, result has 73.1 percent of original size [2021-03-24 23:46:19,802 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:46:19,803 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,803 INFO L142 QuantifierPusher]: treesize reduction 45, result has 57.9 percent of original size [2021-03-24 23:46:19,804 INFO L147 QuantifierPusher]: treesize reduction 14, result has 63.2 percent of original size 24 [2021-03-24 23:46:19,804 INFO L147 QuantifierPusher]: treesize reduction 24, result has 63.6 percent of original size 42 [2021-03-24 23:46:19,805 INFO L147 QuantifierPusher]: treesize reduction 43, result has 58.3 percent of original size 60 [2021-03-24 23:46:19,805 INFO L147 QuantifierPusher]: treesize reduction 43, result has 58.3 percent of original size 60 [2021-03-24 23:46:19,806 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:46:19,806 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,807 INFO L142 QuantifierPusher]: treesize reduction 93, result has 62.3 percent of original size [2021-03-24 23:46:19,807 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:19,807 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:19,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:46:19,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-24 23:46:19,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:46:19,810 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:19,810 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:19,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:46:19,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:46:19,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:46:19,813 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:19,813 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,814 INFO L142 QuantifierPusher]: treesize reduction 23, result has 80.8 percent of original size [2021-03-24 23:46:19,814 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:19,815 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:46:19,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:19,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:46:19,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:46:19,818 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:19,818 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,819 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:46:19,819 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,819 INFO L142 QuantifierPusher]: treesize reduction 15, result has 79.2 percent of original size [2021-03-24 23:46:19,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:46:19,820 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:19,821 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:19,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:46:19,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:46:19,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:46:19,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:46:19,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:46:19,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:46:19,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-24 23:46:19,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:46:19,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-03-24 23:46:19,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-03-24 23:46:19,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 157 [2021-03-24 23:46:19,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,829 INFO L142 QuantifierPusher]: treesize reduction 43, result has 71.5 percent of original size [2021-03-24 23:46:19,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-03-24 23:46:19,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-03-24 23:46:19,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:46:19,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:19,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:19,837 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:19,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:46:19,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:46:19,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:46:19,841 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:19,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:46:19,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:19,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:19,845 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:19,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:46:19,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:19,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:19,849 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:19,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:46:19,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:19,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:19,852 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:19,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:46:19,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:19,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:19,856 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:19,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:46:19,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:19,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:19,859 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:19,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:46:19,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:19,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:19,863 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:19,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:46:19,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:19,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:19,867 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:19,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:46:19,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:19,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:19,870 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:19,873 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:46:19,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:19,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:19,874 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:19,929 INFO L628 ElimStorePlain]: treesize reduction 4, result has 94.4 percent of original size [2021-03-24 23:46:19,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:46:19,930 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-24 23:46:19,930 INFO L247 ElimStorePlain]: Needed 12 recursive calls to eliminate 1 variables, input treesize:426, output treesize:67 [2021-03-24 23:46:19,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:46:19,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:46:19,972 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:46:19,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:46:19,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:46:19,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:46:19,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:46:19,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:46:19,976 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.8 percent of original size [2021-03-24 23:46:19,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,977 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 8, 1] term [2021-03-24 23:46:19,977 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:46:19,978 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,979 INFO L147 QuantifierPusher]: treesize reduction 25, result has 71.6 percent of original size 63 [2021-03-24 23:46:19,979 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:46:19,979 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:19,980 INFO L142 QuantifierPusher]: treesize reduction 61, result has 42.5 percent of original size [2021-03-24 23:46:19,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:46:19,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:46:19,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:19,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:46:20,007 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:46:20,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:20,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:20,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:46:20,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:20,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:20,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:20,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:46:20,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:46:20,026 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:46:20,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:20,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,027 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:46:20,027 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:20,027 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,028 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:20,028 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:20,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:20,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:20,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:46:20,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:20,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:20,031 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:20,032 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:20,032 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:46:20,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:20,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:20,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:20,034 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:46:20,034 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:20,035 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:20,035 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:46:20,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:20,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:20,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:20,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:20,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:20,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:20,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:20,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:20,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:20,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:20,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:20,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:20,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:20,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:20,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:20,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:20,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:46:20,052 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:46:20,052 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:46:20,052 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042526533] [2021-03-24 23:46:20,052 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:46:20,052 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:46:20,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:46:20,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:46:20,053 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:46:20,053 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 854 places, 1303 transitions, 54087 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:20,053 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:46:20,053 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:46:20,053 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:46:20,893 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 45 [2021-03-24 23:46:24,968 INFO L129 PetriNetUnfolder]: 3090/6610 cut-off events. [2021-03-24 23:46:24,969 INFO L130 PetriNetUnfolder]: For 759762/759778 co-relation queries the response was YES. [2021-03-24 23:46:25,097 INFO L84 FinitePrefix]: Finished finitePrefix Result has 107833 conditions, 6610 events. 3090/6610 cut-off events. For 759762/759778 co-relation queries the response was YES. Maximal size of possible extension queue 683. Compared 60803 event pairs, 620 based on Foata normal form. 11/6619 useless extension candidates. Maximal degree in co-relation 107455. Up to 2895 conditions per place. [2021-03-24 23:46:25,139 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 752 selfloop transitions, 603 changer transitions 7/1368 dead transitions. [2021-03-24 23:46:25,139 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 861 places, 1368 transitions, 58405 flow [2021-03-24 23:46:25,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 23:46:25,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 23:46:25,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 213 transitions. [2021-03-24 23:46:25,140 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6677115987460815 [2021-03-24 23:46:25,140 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 213 transitions. [2021-03-24 23:46:25,140 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 213 transitions. [2021-03-24 23:46:25,140 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:46:25,140 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 213 transitions. [2021-03-24 23:46:25,141 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 19.363636363636363) internal successors, (213), 11 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) [2021-03-24 23:46:25,141 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:25,141 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:25,141 INFO L185 Difference]: Start difference. First operand has 854 places, 1303 transitions, 54087 flow. Second operand 11 states and 213 transitions. [2021-03-24 23:46:25,141 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 861 places, 1368 transitions, 58405 flow [2021-03-24 23:46:30,046 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 855 places, 1368 transitions, 57491 flow, removed 339 selfloop flow, removed 6 redundant places. [2021-03-24 23:46:30,077 INFO L241 Difference]: Finished difference. Result has 859 places, 1307 transitions, 54548 flow [2021-03-24 23:46:30,077 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=53253, PETRI_DIFFERENCE_MINUEND_PLACES=845, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1303, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=599, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=702, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=54548, PETRI_PLACES=859, PETRI_TRANSITIONS=1307} [2021-03-24 23:46:30,077 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 836 predicate places. [2021-03-24 23:46:30,077 INFO L480 AbstractCegarLoop]: Abstraction has has 859 places, 1307 transitions, 54548 flow [2021-03-24 23:46:30,077 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:30,077 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:46:30,077 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:46:30,278 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 69 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable645 [2021-03-24 23:46:30,278 INFO L428 AbstractCegarLoop]: === Iteration 214 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:46:30,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:46:30,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1750810035, now seen corresponding path program 24 times [2021-03-24 23:46:30,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:46:30,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764780183] [2021-03-24 23:46:30,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:46:30,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:46:30,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:30,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:46:30,299 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.0 percent of original size [2021-03-24 23:46:30,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:30,309 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.4 percent of original size [2021-03-24 23:46:30,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:30,329 INFO L142 QuantifierPusher]: treesize reduction 8, result has 83.0 percent of original size [2021-03-24 23:46:30,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:46:30,344 INFO L142 QuantifierPusher]: treesize reduction 8, result has 83.0 percent of original size [2021-03-24 23:46:30,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:46:30,361 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.5 percent of original size [2021-03-24 23:46:30,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:46:30,375 INFO L142 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size [2021-03-24 23:46:30,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:30,389 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:46:30,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:46:30,402 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764780183] [2021-03-24 23:46:30,402 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [475759659] [2021-03-24 23:46:30,402 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 [2021-03-24 23:46:30,434 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-24 23:46:30,434 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:46:30,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:46:30,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:46:30,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:30,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:30,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:30,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:30,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:30,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:30,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:30,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:30,439 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:46:30,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:30,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:30,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:30,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:30,474 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.8 percent of original size [2021-03-24 23:46:30,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:30,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:46:30,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:46:30,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:46:30,478 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.3 percent of original size [2021-03-24 23:46:30,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,479 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:46:30,479 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:30,480 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,480 INFO L142 QuantifierPusher]: treesize reduction 39, result has 71.9 percent of original size [2021-03-24 23:46:30,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:30,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:46:30,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:46:30,518 INFO L142 QuantifierPusher]: treesize reduction 18, result has 78.8 percent of original size [2021-03-24 23:46:30,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,519 INFO L142 QuantifierPusher]: treesize reduction 7, result has 84.8 percent of original size [2021-03-24 23:46:30,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:46:30,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:46:30,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:46:30,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:46:30,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-24 23:46:30,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,523 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:30,523 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,524 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:30,525 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:46:30,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:46:30,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:46:30,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:46:30,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:46:30,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:46:30,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:46:30,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:46:30,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,574 INFO L147 QuantifierPusher]: treesize reduction 3, result has 95.8 percent of original size 68 [2021-03-24 23:46:30,575 INFO L142 QuantifierPusher]: treesize reduction 3, result has 95.8 percent of original size [2021-03-24 23:46:30,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 23:46:30,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 23:46:30,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 23:46:30,622 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.2 percent of original size [2021-03-24 23:46:30,623 INFO L147 QuantifierPusher]: treesize reduction 28, result has 59.4 percent of original size 41 [2021-03-24 23:46:30,623 INFO L142 QuantifierPusher]: treesize reduction 28, result has 60.0 percent of original size [2021-03-24 23:46:30,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:46:30,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:46:30,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:46:30,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:46:30,648 INFO L142 QuantifierPusher]: treesize reduction 11, result has 89.5 percent of original size [2021-03-24 23:46:30,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:30,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 23:46:30,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:46:30,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-03-24 23:46:30,652 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.9 percent of original size [2021-03-24 23:46:30,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,654 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:46:30,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,654 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:46:30,655 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:30,655 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,655 INFO L142 QuantifierPusher]: treesize reduction 64, result has 60.7 percent of original size [2021-03-24 23:46:30,656 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:30,656 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,657 INFO L142 QuantifierPusher]: treesize reduction 80, result has 47.0 percent of original size [2021-03-24 23:46:30,657 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:30,658 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,658 INFO L142 QuantifierPusher]: treesize reduction 62, result has 30.3 percent of original size [2021-03-24 23:46:30,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:46:30,660 INFO L147 QuantifierPusher]: treesize reduction 11, result has 71.1 percent of original size 27 [2021-03-24 23:46:30,661 INFO L147 QuantifierPusher]: treesize reduction 11, result has 80.4 percent of original size 45 [2021-03-24 23:46:30,661 INFO L147 QuantifierPusher]: treesize reduction 11, result has 80.4 percent of original size 45 [2021-03-24 23:46:30,661 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:30,662 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,663 INFO L142 QuantifierPusher]: treesize reduction 92, result has 34.8 percent of original size [2021-03-24 23:46:30,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:46:30,664 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:30,664 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:46:30,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:46:30,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:46:30,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,667 INFO L142 QuantifierPusher]: treesize reduction 10, result has 47.4 percent of original size [2021-03-24 23:46:30,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:46:30,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:46:30,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,668 INFO L142 QuantifierPusher]: treesize reduction 11, result has 86.9 percent of original size [2021-03-24 23:46:30,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:46:30,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-24 23:46:30,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:46:30,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:46:30,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:46:30,674 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:30,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:46:30,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:30,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:30,678 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:30,693 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:46:30,694 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-24 23:46:30,694 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:35 [2021-03-24 23:46:30,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:46:30,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:46:30,728 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:46:30,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:30,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:46:30,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:30,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:46:30,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:46:30,733 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:46:30,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,735 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:46:30,735 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:30,735 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,736 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:30,736 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:30,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:46:30,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:30,739 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:30,740 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,740 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:46:30,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:30,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:30,742 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:46:30,742 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:30,743 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:30,743 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:46:30,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:30,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:30,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:30,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:30,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:30,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:46:30,808 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:46:30,808 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:46:30,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481919909] [2021-03-24 23:46:30,808 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:46:30,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:46:30,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:46:30,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=234, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:46:30,808 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:46:30,809 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 859 places, 1307 transitions, 54548 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:30,809 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:46:30,809 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:46:30,809 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:46:31,049 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 38 [2021-03-24 23:46:31,250 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2021-03-24 23:46:31,490 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 51 [2021-03-24 23:46:31,891 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 43 [2021-03-24 23:46:32,606 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 55 [2021-03-24 23:46:35,973 INFO L129 PetriNetUnfolder]: 3089/6595 cut-off events. [2021-03-24 23:46:35,973 INFO L130 PetriNetUnfolder]: For 757421/757474 co-relation queries the response was YES. [2021-03-24 23:46:36,106 INFO L84 FinitePrefix]: Finished finitePrefix Result has 107280 conditions, 6595 events. 3089/6595 cut-off events. For 757421/757474 co-relation queries the response was YES. Maximal size of possible extension queue 679. Compared 60585 event pairs, 599 based on Foata normal form. 8/6600 useless extension candidates. Maximal degree in co-relation 106897. Up to 2895 conditions per place. [2021-03-24 23:46:36,150 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 746 selfloop transitions, 594 changer transitions 3/1349 dead transitions. [2021-03-24 23:46:36,150 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 865 places, 1349 transitions, 58662 flow [2021-03-24 23:46:36,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 23:46:36,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 23:46:36,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 173 transitions. [2021-03-24 23:46:36,150 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6628352490421456 [2021-03-24 23:46:36,150 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 173 transitions. [2021-03-24 23:46:36,151 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 173 transitions. [2021-03-24 23:46:36,151 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:46:36,151 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 173 transitions. [2021-03-24 23:46:36,151 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 19.22222222222222) internal successors, (173), 9 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:36,151 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:36,151 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:36,151 INFO L185 Difference]: Start difference. First operand has 859 places, 1307 transitions, 54548 flow. Second operand 9 states and 173 transitions. [2021-03-24 23:46:36,151 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 865 places, 1349 transitions, 58662 flow [2021-03-24 23:46:40,703 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 858 places, 1349 transitions, 57478 flow, removed 14 selfloop flow, removed 7 redundant places. [2021-03-24 23:46:40,733 INFO L241 Difference]: Finished difference. Result has 860 places, 1306 transitions, 54511 flow [2021-03-24 23:46:40,733 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=53369, PETRI_DIFFERENCE_MINUEND_PLACES=850, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1307, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=594, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=713, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=54511, PETRI_PLACES=860, PETRI_TRANSITIONS=1306} [2021-03-24 23:46:40,733 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 837 predicate places. [2021-03-24 23:46:40,734 INFO L480 AbstractCegarLoop]: Abstraction has has 860 places, 1306 transitions, 54511 flow [2021-03-24 23:46:40,734 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:40,734 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:46:40,734 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:46:40,934 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 70 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable664 [2021-03-24 23:46:40,934 INFO L428 AbstractCegarLoop]: === Iteration 215 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:46:40,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:46:40,934 INFO L82 PathProgramCache]: Analyzing trace with hash -724452997, now seen corresponding path program 25 times [2021-03-24 23:46:40,934 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:46:40,934 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458220229] [2021-03-24 23:46:40,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:46:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:46:40,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:40,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:40,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:40,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:46:40,949 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.0 percent of original size [2021-03-24 23:46:40,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:40,959 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.4 percent of original size [2021-03-24 23:46:40,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:40,979 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.4 percent of original size [2021-03-24 23:46:40,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:41,000 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.1 percent of original size [2021-03-24 23:46:41,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:46:41,018 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.5 percent of original size [2021-03-24 23:46:41,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:46:41,032 INFO L142 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size [2021-03-24 23:46:41,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:41,047 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:46:41,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:46:41,059 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458220229] [2021-03-24 23:46:41,059 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [620351336] [2021-03-24 23:46:41,059 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 [2021-03-24 23:46:41,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:46:41,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:46:41,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:46:41,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:41,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:41,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:41,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:41,095 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:46:41,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:41,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:41,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:41,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:41,132 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.8 percent of original size [2021-03-24 23:46:41,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:41,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:46:41,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:46:41,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:46:41,136 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.3 percent of original size [2021-03-24 23:46:41,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,137 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:46:41,138 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:41,138 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,139 INFO L142 QuantifierPusher]: treesize reduction 87, result has 37.4 percent of original size [2021-03-24 23:46:41,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:41,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:46:41,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:46:41,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:46:41,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:46:41,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:46:41,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:46:41,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,181 INFO L147 QuantifierPusher]: treesize reduction 3, result has 96.2 percent of original size 76 [2021-03-24 23:46:41,182 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.2 percent of original size [2021-03-24 23:46:41,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:46:41,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:46:41,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:46:41,226 INFO L142 QuantifierPusher]: treesize reduction 15, result has 81.7 percent of original size [2021-03-24 23:46:41,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:46:41,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:46:41,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:46:41,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:46:41,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:46:41,263 INFO L142 QuantifierPusher]: treesize reduction 25, result has 69.1 percent of original size [2021-03-24 23:46:41,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:46:41,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-24 23:46:41,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:46:41,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:46:41,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:46:41,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:46:41,290 INFO L142 QuantifierPusher]: treesize reduction 11, result has 89.5 percent of original size [2021-03-24 23:46:41,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:41,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 23:46:41,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:46:41,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-03-24 23:46:41,295 INFO L142 QuantifierPusher]: treesize reduction 42, result has 79.9 percent of original size [2021-03-24 23:46:41,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,295 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.2 percent of original size [2021-03-24 23:46:41,296 INFO L147 QuantifierPusher]: treesize reduction 25, result has 67.5 percent of original size 52 [2021-03-24 23:46:41,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,297 INFO L142 QuantifierPusher]: treesize reduction 25, result has 78.6 percent of original size [2021-03-24 23:46:41,297 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:41,297 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,307 INFO L142 QuantifierPusher]: treesize reduction 53, result has 67.1 percent of original size [2021-03-24 23:46:41,308 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:41,309 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,310 INFO L142 QuantifierPusher]: treesize reduction 18, result has 82.4 percent of original size [2021-03-24 23:46:41,310 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:41,310 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,311 INFO L142 QuantifierPusher]: treesize reduction 37, result has 38.3 percent of original size [2021-03-24 23:46:41,312 INFO L147 QuantifierPusher]: treesize reduction 13, result has 27.8 percent of original size 5 [2021-03-24 23:46:41,313 INFO L147 QuantifierPusher]: treesize reduction 32, result has 51.5 percent of original size 34 [2021-03-24 23:46:41,313 INFO L147 QuantifierPusher]: treesize reduction 42, result has 55.3 percent of original size 52 [2021-03-24 23:46:41,314 INFO L147 QuantifierPusher]: treesize reduction 42, result has 55.3 percent of original size 52 [2021-03-24 23:46:41,314 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:41,314 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,315 INFO L142 QuantifierPusher]: treesize reduction 178, result has 18.0 percent of original size [2021-03-24 23:46:41,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:46:41,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:46:41,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:46:41,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,318 INFO L142 QuantifierPusher]: treesize reduction 42, result has 65.6 percent of original size [2021-03-24 23:46:41,318 INFO L147 QuantifierPusher]: treesize reduction 7, result has 91.3 percent of original size 73 [2021-03-24 23:46:41,319 INFO L147 QuantifierPusher]: treesize reduction 7, result has 92.1 percent of original size 82 [2021-03-24 23:46:41,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:46:41,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:46:41,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:46:41,324 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:41,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:46:41,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:41,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:41,327 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:41,341 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:46:41,342 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-24 23:46:41,342 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:35 [2021-03-24 23:46:41,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:46:41,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:46:41,372 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:46:41,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:41,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:46:41,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:41,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:46:41,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:46:41,377 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:46:41,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,378 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:46:41,378 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:41,379 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,379 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:41,388 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,388 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:46:41,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:41,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:41,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:41,391 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:41,392 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:41,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:46:41,394 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:46:41,395 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:41,395 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:41,396 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:46:41,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:41,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:41,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:41,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:41,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:41,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:46:41,413 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:46:41,413 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:46:41,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412373308] [2021-03-24 23:46:41,413 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:46:41,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:46:41,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:46:41,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:46:41,414 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:46:41,418 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 860 places, 1306 transitions, 54511 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:41,418 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:46:41,418 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:46:41,418 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:46:41,666 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 38 [2021-03-24 23:46:41,892 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 44 [2021-03-24 23:46:46,172 INFO L129 PetriNetUnfolder]: 3088/6567 cut-off events. [2021-03-24 23:46:46,172 INFO L130 PetriNetUnfolder]: For 752673/752726 co-relation queries the response was YES. [2021-03-24 23:46:46,322 INFO L84 FinitePrefix]: Finished finitePrefix Result has 106510 conditions, 6567 events. 3088/6567 cut-off events. For 752673/752726 co-relation queries the response was YES. Maximal size of possible extension queue 674. Compared 59912 event pairs, 624 based on Foata normal form. 8/6571 useless extension candidates. Maximal degree in co-relation 106158. Up to 2895 conditions per place. [2021-03-24 23:46:46,374 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 729 selfloop transitions, 591 changer transitions 3/1329 dead transitions. [2021-03-24 23:46:46,374 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 866 places, 1329 transitions, 57934 flow [2021-03-24 23:46:46,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 23:46:46,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 23:46:46,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 173 transitions. [2021-03-24 23:46:46,375 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6628352490421456 [2021-03-24 23:46:46,375 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 173 transitions. [2021-03-24 23:46:46,375 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 173 transitions. [2021-03-24 23:46:46,375 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:46:46,375 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 173 transitions. [2021-03-24 23:46:46,376 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 19.22222222222222) internal successors, (173), 9 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:46,376 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:46,376 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:46,376 INFO L185 Difference]: Start difference. First operand has 860 places, 1306 transitions, 54511 flow. Second operand 9 states and 173 transitions. [2021-03-24 23:46:46,376 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 866 places, 1329 transitions, 57934 flow [2021-03-24 23:46:51,046 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 859 places, 1329 transitions, 56742 flow, removed 2 selfloop flow, removed 7 redundant places. [2021-03-24 23:46:51,076 INFO L241 Difference]: Finished difference. Result has 860 places, 1305 transitions, 54494 flow [2021-03-24 23:46:51,077 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=53319, PETRI_DIFFERENCE_MINUEND_PLACES=851, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1306, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=591, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=715, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=54494, PETRI_PLACES=860, PETRI_TRANSITIONS=1305} [2021-03-24 23:46:51,077 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 837 predicate places. [2021-03-24 23:46:51,077 INFO L480 AbstractCegarLoop]: Abstraction has has 860 places, 1305 transitions, 54494 flow [2021-03-24 23:46:51,077 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:51,077 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:46:51,077 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:46:51,278 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 71 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable677 [2021-03-24 23:46:51,278 INFO L428 AbstractCegarLoop]: === Iteration 216 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:46:51,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:46:51,278 INFO L82 PathProgramCache]: Analyzing trace with hash -930988527, now seen corresponding path program 26 times [2021-03-24 23:46:51,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:46:51,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113160876] [2021-03-24 23:46:51,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:46:51,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:46:51,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:51,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:46:51,296 INFO L142 QuantifierPusher]: treesize reduction 7, result has 78.1 percent of original size [2021-03-24 23:46:51,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:46:51,315 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.1 percent of original size [2021-03-24 23:46:51,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-24 23:46:51,338 INFO L142 QuantifierPusher]: treesize reduction 11, result has 82.8 percent of original size [2021-03-24 23:46:51,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:46:51,361 INFO L142 QuantifierPusher]: treesize reduction 16, result has 73.8 percent of original size [2021-03-24 23:46:51,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:46:51,381 INFO L142 QuantifierPusher]: treesize reduction 5, result has 85.3 percent of original size [2021-03-24 23:46:51,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:46:51,396 INFO L142 QuantifierPusher]: treesize reduction 5, result has 82.1 percent of original size [2021-03-24 23:46:51,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:46:51,409 INFO L142 QuantifierPusher]: treesize reduction 26, result has 42.2 percent of original size [2021-03-24 23:46:51,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:51,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:46:51,421 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113160876] [2021-03-24 23:46:51,421 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1243898821] [2021-03-24 23:46:51,421 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) Waiting until toolchain timeout for monitored process 72 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:46:51,453 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:46:51,453 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:46:51,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:46:51,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:46:51,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:51,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:51,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:51,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:51,456 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:46:51,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:51,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:51,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:51,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:51,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:51,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:51,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:51,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:46:51,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:51,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:51,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:51,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:51,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:51,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:51,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:51,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:51,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,494 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size 29 [2021-03-24 23:46:51,495 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-03-24 23:46:51,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:46:51,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:46:51,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:46:51,517 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.7 percent of original size [2021-03-24 23:46:51,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:51,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:46:51,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:46:51,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:46:51,521 INFO L142 QuantifierPusher]: treesize reduction 42, result has 79.1 percent of original size [2021-03-24 23:46:51,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,522 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.2 percent of original size [2021-03-24 23:46:51,523 INFO L147 QuantifierPusher]: treesize reduction 25, result has 67.5 percent of original size 52 [2021-03-24 23:46:51,523 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:51,523 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,524 INFO L142 QuantifierPusher]: treesize reduction 113, result has 46.4 percent of original size [2021-03-24 23:46:51,524 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:51,525 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,525 INFO L142 QuantifierPusher]: treesize reduction 73, result has 51.0 percent of original size [2021-03-24 23:46:51,525 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:51,526 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,526 INFO L142 QuantifierPusher]: treesize reduction 72, result has 27.3 percent of original size [2021-03-24 23:46:51,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:46:51,527 INFO L147 QuantifierPusher]: treesize reduction 11, result has 71.1 percent of original size 27 [2021-03-24 23:46:51,528 INFO L147 QuantifierPusher]: treesize reduction 11, result has 80.4 percent of original size 45 [2021-03-24 23:46:51,528 INFO L147 QuantifierPusher]: treesize reduction 11, result has 86.7 percent of original size 72 [2021-03-24 23:46:51,529 INFO L142 QuantifierPusher]: treesize reduction 11, result has 86.7 percent of original size [2021-03-24 23:46:51,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-03-24 23:46:51,590 INFO L142 QuantifierPusher]: treesize reduction 23, result has 72.6 percent of original size [2021-03-24 23:46:51,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:46:51,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-03-24 23:46:51,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:46:51,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:46:51,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-24 23:46:51,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,594 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:51,595 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,595 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:51,596 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:46:51,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:46:51,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-24 23:46:51,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-24 23:46:51,634 INFO L142 QuantifierPusher]: treesize reduction 9, result has 93.3 percent of original size [2021-03-24 23:46:51,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:51,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-03-24 23:46:51,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-03-24 23:46:51,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-03-24 23:46:51,638 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.4 percent of original size [2021-03-24 23:46:51,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,640 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:46:51,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,640 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:46:51,640 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:46:51,641 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,641 INFO L142 QuantifierPusher]: treesize reduction 115, result has 31.1 percent of original size [2021-03-24 23:46:51,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:51,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:51,642 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:51,643 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,644 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:51,644 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,644 INFO L142 QuantifierPusher]: treesize reduction 68, result has 45.2 percent of original size [2021-03-24 23:46:51,645 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:51,645 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:46:51,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:46:51,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:46:51,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:46:51,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:46:51,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-24 23:46:51,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:46:51,649 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:51,650 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,650 INFO L142 QuantifierPusher]: treesize reduction 66, result has 43.6 percent of original size [2021-03-24 23:46:51,650 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:51,651 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:46:51,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:46:51,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:46:51,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:46:51,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:46:51,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:46:51,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-24 23:46:51,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 157 [2021-03-24 23:46:51,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-24 23:46:51,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-03-24 23:46:51,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:46:51,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:46:51,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:46:51,663 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:51,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:46:51,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:46:51,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:46:51,668 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:51,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:46:51,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:46:51,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:46:51,672 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:51,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:46:51,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:51,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:51,676 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:51,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-03-24 23:46:51,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:51,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:51,717 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:51,719 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:46:51,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:51,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:46:51,720 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:51,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:46:51,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:46:51,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:46:51,723 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:46:51,790 INFO L628 ElimStorePlain]: treesize reduction 25, result has 75.5 percent of original size [2021-03-24 23:46:51,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-03-24 23:46:51,791 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-03-24 23:46:51,792 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:206, output treesize:77 [2021-03-24 23:46:51,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-03-24 23:46:51,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-03-24 23:46:51,837 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:46:51,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-24 23:46:51,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-24 23:46:51,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-24 23:46:51,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,839 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:51,840 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,840 INFO L142 QuantifierPusher]: treesize reduction 119, result has 27.0 percent of original size [2021-03-24 23:46:51,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:46:51,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:46:51,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:46:51,870 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:46:51,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:51,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:46:51,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:46:51,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:46:51,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:46:51,873 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:46:51,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,874 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:46:51,874 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:51,875 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,875 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:51,875 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,876 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:46:51,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:51,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:46:51,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:51,878 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:51,878 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:46:51,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:46:51,885 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:46:51,885 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:46:51,886 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:46:51,886 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:46:51,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:51,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:51,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:51,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:51,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:51,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:51,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:51,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:51,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:51,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:51,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:51,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:51,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:51,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:51,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:46:51,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:46:51,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:46:51,900 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:46:51,900 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:46:51,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524634615] [2021-03-24 23:46:51,900 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:46:51,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:46:51,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:46:51,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:46:51,900 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:46:51,901 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 860 places, 1305 transitions, 54494 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:51,901 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:46:51,901 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:46:51,901 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:46:52,649 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2021-03-24 23:46:52,774 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 52 [2021-03-24 23:46:53,189 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2021-03-24 23:46:53,814 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2021-03-24 23:46:57,144 INFO L129 PetriNetUnfolder]: 3096/6601 cut-off events. [2021-03-24 23:46:57,144 INFO L130 PetriNetUnfolder]: For 754222/754238 co-relation queries the response was YES. [2021-03-24 23:46:57,273 INFO L84 FinitePrefix]: Finished finitePrefix Result has 106988 conditions, 6601 events. 3096/6601 cut-off events. For 754222/754238 co-relation queries the response was YES. Maximal size of possible extension queue 682. Compared 60570 event pairs, 698 based on Foata normal form. 5/6603 useless extension candidates. Maximal degree in co-relation 106636. Up to 3677 conditions per place. [2021-03-24 23:46:57,316 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 742 selfloop transitions, 597 changer transitions 3/1348 dead transitions. [2021-03-24 23:46:57,316 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 872 places, 1348 transitions, 58739 flow [2021-03-24 23:46:57,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-24 23:46:57,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-24 23:46:57,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 276 transitions. [2021-03-24 23:46:57,317 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6344827586206897 [2021-03-24 23:46:57,317 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 276 transitions. [2021-03-24 23:46:57,317 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 276 transitions. [2021-03-24 23:46:57,317 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:46:57,317 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 276 transitions. [2021-03-24 23:46:57,317 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 18.4) internal successors, (276), 15 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:57,318 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 29.0) internal successors, (464), 16 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:57,318 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 29.0) internal successors, (464), 16 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:46:57,318 INFO L185 Difference]: Start difference. First operand has 860 places, 1305 transitions, 54494 flow. Second operand 15 states and 276 transitions. [2021-03-24 23:46:57,318 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 872 places, 1348 transitions, 58739 flow [2021-03-24 23:47:01,914 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 867 places, 1348 transitions, 57533 flow, removed 4 selfloop flow, removed 5 redundant places. [2021-03-24 23:47:01,944 INFO L241 Difference]: Finished difference. Result has 873 places, 1341 transitions, 55910 flow [2021-03-24 23:47:01,945 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=53340, PETRI_DIFFERENCE_MINUEND_PLACES=853, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1305, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=562, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=735, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=55910, PETRI_PLACES=873, PETRI_TRANSITIONS=1341} [2021-03-24 23:47:01,945 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 850 predicate places. [2021-03-24 23:47:01,945 INFO L480 AbstractCegarLoop]: Abstraction has has 873 places, 1341 transitions, 55910 flow [2021-03-24 23:47:01,945 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:01,945 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:47:01,945 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:47:02,146 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable687,72 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:47:02,146 INFO L428 AbstractCegarLoop]: === Iteration 217 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:47:02,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:47:02,146 INFO L82 PathProgramCache]: Analyzing trace with hash -1272968479, now seen corresponding path program 27 times [2021-03-24 23:47:02,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:47:02,146 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983899146] [2021-03-24 23:47:02,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:47:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:47:02,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:47:02,163 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.0 percent of original size [2021-03-24 23:47:02,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:02,174 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.4 percent of original size [2021-03-24 23:47:02,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:02,198 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.4 percent of original size [2021-03-24 23:47:02,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:02,228 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.1 percent of original size [2021-03-24 23:47:02,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:47:02,253 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.0 percent of original size [2021-03-24 23:47:02,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:47:02,277 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.7 percent of original size [2021-03-24 23:47:02,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:47:02,298 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:47:02,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:47:02,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983899146] [2021-03-24 23:47:02,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [115441181] [2021-03-24 23:47:02,314 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 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 [2021-03-24 23:47:02,358 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-24 23:47:02,358 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:47:02,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:47:02,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:47:02,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,363 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:47:02,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:02,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:02,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:02,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:02,401 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.8 percent of original size [2021-03-24 23:47:02,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:02,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:47:02,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:47:02,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:47:02,405 INFO L142 QuantifierPusher]: treesize reduction 42, result has 78.4 percent of original size [2021-03-24 23:47:02,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,405 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:47:02,406 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:47:02,406 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:02,407 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,407 INFO L142 QuantifierPusher]: treesize reduction 155, result has 27.2 percent of original size [2021-03-24 23:47:02,409 INFO L147 QuantifierPusher]: treesize reduction 6, result has 88.7 percent of original size 47 [2021-03-24 23:47:02,409 INFO L147 QuantifierPusher]: treesize reduction 6, result has 91.8 percent of original size 67 [2021-03-24 23:47:02,410 INFO L142 QuantifierPusher]: treesize reduction 6, result has 91.8 percent of original size [2021-03-24 23:47:02,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:02,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:02,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:02,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:02,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:02,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,461 INFO L147 QuantifierPusher]: treesize reduction 3, result has 96.2 percent of original size 76 [2021-03-24 23:47:02,462 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.2 percent of original size [2021-03-24 23:47:02,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:47:02,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:47:02,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:47:02,514 INFO L142 QuantifierPusher]: treesize reduction 15, result has 81.7 percent of original size [2021-03-24 23:47:02,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:02,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:02,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:02,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:47:02,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:47:02,551 INFO L142 QuantifierPusher]: treesize reduction 11, result has 91.6 percent of original size [2021-03-24 23:47:02,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:02,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-03-24 23:47:02,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-03-24 23:47:02,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-03-24 23:47:02,556 INFO L142 QuantifierPusher]: treesize reduction 42, result has 82.1 percent of original size [2021-03-24 23:47:02,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,556 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.2 percent of original size [2021-03-24 23:47:02,557 INFO L147 QuantifierPusher]: treesize reduction 25, result has 67.5 percent of original size 52 [2021-03-24 23:47:02,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,558 INFO L142 QuantifierPusher]: treesize reduction 25, result has 78.6 percent of original size [2021-03-24 23:47:02,558 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:02,558 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,559 INFO L142 QuantifierPusher]: treesize reduction 107, result has 35.2 percent of original size [2021-03-24 23:47:02,560 INFO L147 QuantifierPusher]: treesize reduction 6, result has 88.7 percent of original size 47 [2021-03-24 23:47:02,560 INFO L147 QuantifierPusher]: treesize reduction 6, result has 88.7 percent of original size 47 [2021-03-24 23:47:02,560 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:02,560 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,561 INFO L142 QuantifierPusher]: treesize reduction 6, result has 96.0 percent of original size [2021-03-24 23:47:02,561 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:02,561 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,562 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:47:02,562 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,563 INFO L142 QuantifierPusher]: treesize reduction 15, result has 79.2 percent of original size [2021-03-24 23:47:02,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:02,564 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:02,564 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:02,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:47:02,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:02,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:47:02,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:47:02,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:47:02,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-24 23:47:02,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:47:02,570 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:47:02,570 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,570 INFO L142 QuantifierPusher]: treesize reduction 69, result has 53.7 percent of original size [2021-03-24 23:47:02,571 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:02,571 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:02,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-24 23:47:02,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:47:02,574 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:02,574 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:02,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:02,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:47:02,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:47:02,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-24 23:47:02,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-24 23:47:02,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-03-24 23:47:02,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,579 INFO L142 QuantifierPusher]: treesize reduction 6, result has 94.1 percent of original size [2021-03-24 23:47:02,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-03-24 23:47:02,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-03-24 23:47:02,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:47:02,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:02,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:02,587 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:02,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:47:02,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,591 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:02,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:47:02,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,594 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:02,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:47:02,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:02,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:02,599 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:02,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:47:02,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,602 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:02,605 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:47:02,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:02,606 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:02,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:47:02,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:02,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:02,610 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:02,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:47:02,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:02,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:02,614 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:02,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:47:02,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:02,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:02,618 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:02,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:47:02,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:02,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:02,621 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:02,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:47:02,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:02,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:02,625 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:02,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:47:02,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:02,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:02,630 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:02,689 INFO L628 ElimStorePlain]: treesize reduction 55, result has 54.9 percent of original size [2021-03-24 23:47:02,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:02,690 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-24 23:47:02,690 INFO L247 ElimStorePlain]: Needed 13 recursive calls to eliminate 1 variables, input treesize:478, output treesize:67 [2021-03-24 23:47:02,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:02,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:02,732 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:47:02,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:47:02,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:47:02,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:47:02,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:47:02,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:47:02,736 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.8 percent of original size [2021-03-24 23:47:02,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,737 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 8, 1] term [2021-03-24 23:47:02,737 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:47:02,738 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,739 INFO L147 QuantifierPusher]: treesize reduction 25, result has 71.6 percent of original size 63 [2021-03-24 23:47:02,739 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:47:02,740 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,741 INFO L142 QuantifierPusher]: treesize reduction 61, result has 42.5 percent of original size [2021-03-24 23:47:02,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:02,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:02,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:02,794 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:47:02,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:02,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:47:02,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:02,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:47:02,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:47:02,797 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:47:02,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,798 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:47:02,798 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:02,799 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,799 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:02,800 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:02,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:02,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:02,802 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:02,802 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,803 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:47:02,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:02,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:02,804 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:47:02,804 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:02,805 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:02,805 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:47:02,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:02,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:02,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:02,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:02,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:02,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:47:02,819 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:47:02,819 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:47:02,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712433110] [2021-03-24 23:47:02,820 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:47:02,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:47:02,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:47:02,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:47:02,820 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:47:02,820 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 873 places, 1341 transitions, 55910 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:02,820 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:47:02,821 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:47:02,821 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:47:03,038 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 38 [2021-03-24 23:47:03,222 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 44 [2021-03-24 23:47:03,732 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 47 [2021-03-24 23:47:05,285 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 53 [2021-03-24 23:47:07,878 INFO L129 PetriNetUnfolder]: 3093/6597 cut-off events. [2021-03-24 23:47:07,878 INFO L130 PetriNetUnfolder]: For 753396/753448 co-relation queries the response was YES. [2021-03-24 23:47:08,013 INFO L84 FinitePrefix]: Finished finitePrefix Result has 107326 conditions, 6597 events. 3093/6597 cut-off events. For 753396/753448 co-relation queries the response was YES. Maximal size of possible extension queue 683. Compared 60538 event pairs, 621 based on Foata normal form. 12/6605 useless extension candidates. Maximal degree in co-relation 106972. Up to 2896 conditions per place. [2021-03-24 23:47:08,055 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 738 selfloop transitions, 621 changer transitions 5/1370 dead transitions. [2021-03-24 23:47:08,055 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 882 places, 1370 transitions, 59500 flow [2021-03-24 23:47:08,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 23:47:08,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 23:47:08,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 213 transitions. [2021-03-24 23:47:08,056 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6677115987460815 [2021-03-24 23:47:08,056 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 213 transitions. [2021-03-24 23:47:08,056 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 213 transitions. [2021-03-24 23:47:08,056 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:47:08,056 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 213 transitions. [2021-03-24 23:47:08,056 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 19.363636363636363) internal successors, (213), 11 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) [2021-03-24 23:47:08,057 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:08,057 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:08,057 INFO L185 Difference]: Start difference. First operand has 873 places, 1341 transitions, 55910 flow. Second operand 11 states and 213 transitions. [2021-03-24 23:47:08,057 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 882 places, 1370 transitions, 59500 flow [2021-03-24 23:47:12,861 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 879 places, 1370 transitions, 58480 flow, removed 193 selfloop flow, removed 3 redundant places. [2021-03-24 23:47:12,892 INFO L241 Difference]: Finished difference. Result has 882 places, 1342 transitions, 56168 flow [2021-03-24 23:47:12,893 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=54881, PETRI_DIFFERENCE_MINUEND_PLACES=869, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1340, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=617, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=719, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=56168, PETRI_PLACES=882, PETRI_TRANSITIONS=1342} [2021-03-24 23:47:12,893 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 859 predicate places. [2021-03-24 23:47:12,893 INFO L480 AbstractCegarLoop]: Abstraction has has 882 places, 1342 transitions, 56168 flow [2021-03-24 23:47:12,893 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:12,893 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:47:12,893 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:47:13,093 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable704,73 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:47:13,093 INFO L428 AbstractCegarLoop]: === Iteration 218 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:47:13,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:47:13,094 INFO L82 PathProgramCache]: Analyzing trace with hash -932772465, now seen corresponding path program 28 times [2021-03-24 23:47:13,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:47:13,094 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480639491] [2021-03-24 23:47:13,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:47:13,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:47:13,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:13,104 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:47:13,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:47:13,109 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-24 23:47:13,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,122 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-03-24 23:47:13,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:47:13,143 INFO L142 QuantifierPusher]: treesize reduction 18, result has 74.6 percent of original size [2021-03-24 23:47:13,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:47:13,168 INFO L142 QuantifierPusher]: treesize reduction 28, result has 61.1 percent of original size [2021-03-24 23:47:13,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-24 23:47:13,187 INFO L142 QuantifierPusher]: treesize reduction 24, result has 60.7 percent of original size [2021-03-24 23:47:13,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:47:13,203 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-24 23:47:13,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:47:13,217 INFO L142 QuantifierPusher]: treesize reduction 37, result has 31.5 percent of original size [2021-03-24 23:47:13,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:47:13,230 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480639491] [2021-03-24 23:47:13,230 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1455012678] [2021-03-24 23:47:13,230 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 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 [2021-03-24 23:47:13,264 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:47:13,264 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:47:13,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:47:13,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:47:13,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:13,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:13,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:13,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:13,267 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:47:13,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:13,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:13,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:13,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:13,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:13,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:13,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:13,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:13,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,307 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size 29 [2021-03-24 23:47:13,307 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-03-24 23:47:13,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:13,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:13,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:13,331 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.7 percent of original size [2021-03-24 23:47:13,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:13,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:47:13,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:47:13,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:47:13,335 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.1 percent of original size [2021-03-24 23:47:13,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,336 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:47:13,336 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:13,337 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,337 INFO L142 QuantifierPusher]: treesize reduction 131, result has 28.4 percent of original size [2021-03-24 23:47:13,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:13,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:47:13,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:47:13,380 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.6 percent of original size [2021-03-24 23:47:13,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:47:13,381 INFO L147 QuantifierPusher]: treesize reduction 20, result has 77.3 percent of original size 68 [2021-03-24 23:47:13,382 INFO L142 QuantifierPusher]: treesize reduction 20, result has 77.5 percent of original size [2021-03-24 23:47:13,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:13,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:47:13,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-24 23:47:13,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,385 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:13,385 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,386 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:13,386 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:47:13,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-24 23:47:13,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-03-24 23:47:13,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-03-24 23:47:13,462 INFO L142 QuantifierPusher]: treesize reduction 39, result has 45.8 percent of original size [2021-03-24 23:47:13,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:47:13,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:13,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:47:13,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:13,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:13,485 INFO L142 QuantifierPusher]: treesize reduction 9, result has 90.7 percent of original size [2021-03-24 23:47:13,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:13,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-24 23:47:13,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:47:13,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-03-24 23:47:13,489 INFO L142 QuantifierPusher]: treesize reduction 42, result has 79.3 percent of original size [2021-03-24 23:47:13,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,490 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.2 percent of original size [2021-03-24 23:47:13,491 INFO L147 QuantifierPusher]: treesize reduction 25, result has 67.5 percent of original size 52 [2021-03-24 23:47:13,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,491 INFO L142 QuantifierPusher]: treesize reduction 25, result has 78.6 percent of original size [2021-03-24 23:47:13,491 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:13,492 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,492 INFO L142 QuantifierPusher]: treesize reduction 63, result has 60.9 percent of original size [2021-03-24 23:47:13,492 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:13,493 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,493 INFO L142 QuantifierPusher]: treesize reduction 98, result has 28.5 percent of original size [2021-03-24 23:47:13,494 INFO L147 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size 27 [2021-03-24 23:47:13,495 INFO L147 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size 45 [2021-03-24 23:47:13,495 INFO L147 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size 45 [2021-03-24 23:47:13,495 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:13,495 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,496 INFO L142 QuantifierPusher]: treesize reduction 45, result has 53.1 percent of original size [2021-03-24 23:47:13,496 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:13,496 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,497 INFO L142 QuantifierPusher]: treesize reduction 29, result has 62.3 percent of original size [2021-03-24 23:47:13,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:47:13,497 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:13,498 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:47:13,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:47:13,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:47:13,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:47:13,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-24 23:47:13,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-24 23:47:13,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:47:13,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,502 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.5 percent of original size [2021-03-24 23:47:13,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:13,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:47:13,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:47:13,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:13,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:13,508 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:13,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:47:13,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:13,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:13,512 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:13,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:47:13,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:47:13,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:47:13,516 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:13,534 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:13,535 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-24 23:47:13,535 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:78, output treesize:35 [2021-03-24 23:47:13,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:13,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:13,570 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:47:13,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:13,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:47:13,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:13,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:47:13,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:47:13,575 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:47:13,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,576 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:47:13,576 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:13,577 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,577 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:13,578 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,578 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:47:13,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:13,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:13,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:13,581 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:13,581 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:13,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:13,584 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:47:13,584 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:13,585 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:13,585 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:47:13,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:13,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:13,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:13,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:13,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:13,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:47:13,603 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:47:13,603 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:47:13,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757829402] [2021-03-24 23:47:13,603 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:47:13,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:47:13,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:47:13,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:47:13,604 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:47:13,604 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 882 places, 1342 transitions, 56168 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:13,604 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:47:13,604 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:47:13,604 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:47:14,190 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 51 [2021-03-24 23:47:18,374 INFO L129 PetriNetUnfolder]: 3092/6575 cut-off events. [2021-03-24 23:47:18,374 INFO L130 PetriNetUnfolder]: For 766442/766494 co-relation queries the response was YES. [2021-03-24 23:47:18,501 INFO L84 FinitePrefix]: Finished finitePrefix Result has 106771 conditions, 6575 events. 3092/6575 cut-off events. For 766442/766494 co-relation queries the response was YES. Maximal size of possible extension queue 677. Compared 60025 event pairs, 699 based on Foata normal form. 8/6579 useless extension candidates. Maximal degree in co-relation 106420. Up to 3677 conditions per place. [2021-03-24 23:47:18,540 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 773 selfloop transitions, 565 changer transitions 3/1347 dead transitions. [2021-03-24 23:47:18,540 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 889 places, 1347 transitions, 59017 flow [2021-03-24 23:47:18,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 23:47:18,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 23:47:18,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 172 transitions. [2021-03-24 23:47:18,541 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6590038314176245 [2021-03-24 23:47:18,541 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 172 transitions. [2021-03-24 23:47:18,541 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 172 transitions. [2021-03-24 23:47:18,541 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:47:18,541 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 172 transitions. [2021-03-24 23:47:18,541 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 19.11111111111111) internal successors, (172), 9 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:18,541 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:18,541 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:18,542 INFO L185 Difference]: Start difference. First operand has 882 places, 1342 transitions, 56168 flow. Second operand 9 states and 172 transitions. [2021-03-24 23:47:18,542 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 889 places, 1347 transitions, 59017 flow [2021-03-24 23:47:23,359 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 882 places, 1347 transitions, 57840 flow, removed 28 selfloop flow, removed 7 redundant places. [2021-03-24 23:47:23,390 INFO L241 Difference]: Finished difference. Result has 884 places, 1342 transitions, 56145 flow [2021-03-24 23:47:23,390 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=54998, PETRI_DIFFERENCE_MINUEND_PLACES=874, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1342, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=565, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=777, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=56145, PETRI_PLACES=884, PETRI_TRANSITIONS=1342} [2021-03-24 23:47:23,391 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 861 predicate places. [2021-03-24 23:47:23,391 INFO L480 AbstractCegarLoop]: Abstraction has has 884 places, 1342 transitions, 56145 flow [2021-03-24 23:47:23,391 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:23,391 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:47:23,391 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:47:23,591 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable720,74 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:47:23,591 INFO L428 AbstractCegarLoop]: === Iteration 219 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:47:23,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:47:23,592 INFO L82 PathProgramCache]: Analyzing trace with hash -1064138871, now seen corresponding path program 29 times [2021-03-24 23:47:23,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:47:23,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307581750] [2021-03-24 23:47:23,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:47:23,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:47:23,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:23,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:47:23,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:47:23,615 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-24 23:47:23,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:47:23,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:47:23,649 INFO L142 QuantifierPusher]: treesize reduction 7, result has 85.4 percent of original size [2021-03-24 23:47:23,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:47:23,667 INFO L142 QuantifierPusher]: treesize reduction -1, result has 103.8 percent of original size [2021-03-24 23:47:23,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:47:23,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:23,699 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:47:23,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:23,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:47:23,711 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307581750] [2021-03-24 23:47:23,711 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [926698480] [2021-03-24 23:47:23,711 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 75 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:47:23,744 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:47:23,744 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:47:23,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:47:23,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:47:23,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:23,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:23,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:23,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:23,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:23,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:23,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:23,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:23,749 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:47:23,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:23,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:23,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:23,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:23,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:23,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:23,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:23,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:23,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:23,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:23,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:23,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:23,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,786 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size 29 [2021-03-24 23:47:23,787 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-03-24 23:47:23,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:23,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:23,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:23,809 INFO L142 QuantifierPusher]: treesize reduction 15, result has 57.1 percent of original size [2021-03-24 23:47:23,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:23,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:23,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:23,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:47:23,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:47:23,826 INFO L142 QuantifierPusher]: treesize reduction 11, result has 86.9 percent of original size [2021-03-24 23:47:23,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:23,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:23,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:47:23,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:47:23,830 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.4 percent of original size [2021-03-24 23:47:23,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,831 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:47:23,831 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:23,832 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,832 INFO L142 QuantifierPusher]: treesize reduction 80, result has 55.3 percent of original size [2021-03-24 23:47:23,833 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:23,833 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,842 INFO L142 QuantifierPusher]: treesize reduction 100, result has 28.1 percent of original size [2021-03-24 23:47:23,844 INFO L147 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size 27 [2021-03-24 23:47:23,844 INFO L147 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size 45 [2021-03-24 23:47:23,845 INFO L147 QuantifierPusher]: treesize reduction 7, result has 89.4 percent of original size 59 [2021-03-24 23:47:23,845 INFO L142 QuantifierPusher]: treesize reduction 7, result has 89.4 percent of original size [2021-03-24 23:47:23,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:47:23,892 INFO L142 QuantifierPusher]: treesize reduction 9, result has 92.6 percent of original size [2021-03-24 23:47:23,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:23,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-03-24 23:47:23,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-03-24 23:47:23,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-03-24 23:47:23,897 INFO L142 QuantifierPusher]: treesize reduction 42, result has 81.5 percent of original size [2021-03-24 23:47:23,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,898 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.2 percent of original size [2021-03-24 23:47:23,898 INFO L147 QuantifierPusher]: treesize reduction 25, result has 67.5 percent of original size 52 [2021-03-24 23:47:23,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,899 INFO L142 QuantifierPusher]: treesize reduction 25, result has 78.6 percent of original size [2021-03-24 23:47:23,899 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:23,900 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,900 INFO L142 QuantifierPusher]: treesize reduction 113, result has 31.5 percent of original size [2021-03-24 23:47:23,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:23,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:23,901 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:23,902 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,902 INFO L142 QuantifierPusher]: treesize reduction 27, result has 80.0 percent of original size [2021-03-24 23:47:23,903 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:23,903 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,903 INFO L142 QuantifierPusher]: treesize reduction 23, result has 80.3 percent of original size [2021-03-24 23:47:23,904 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:23,904 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,904 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:47:23,905 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,905 INFO L142 QuantifierPusher]: treesize reduction 15, result has 79.2 percent of original size [2021-03-24 23:47:23,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:23,906 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:23,906 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:23,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:23,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:47:23,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:23,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:47:23,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:47:23,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:47:23,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-24 23:47:23,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:47:23,912 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:23,912 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:47:23,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:47:23,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:47:23,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:47:23,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-03-24 23:47:23,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-24 23:47:23,916 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:23,917 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:23,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:23,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:47:23,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:47:23,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-03-24 23:47:23,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:23,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:47:23,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-03-24 23:47:23,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:47:23,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:23,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:23,927 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:23,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:47:23,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:47:23,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:47:23,930 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:23,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:47:23,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:23,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:23,933 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:23,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:47:23,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:23,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:23,937 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:23,939 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:47:23,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:23,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:23,940 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:23,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:47:23,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:23,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:23,944 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:23,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:47:23,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:23,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:23,947 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:23,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:47:23,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:23,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:23,950 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:23,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:47:23,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:23,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:23,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:23,954 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:24,012 INFO L628 ElimStorePlain]: treesize reduction 31, result has 68.4 percent of original size [2021-03-24 23:47:24,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:24,013 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-24 23:47:24,013 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 1 variables, input treesize:337, output treesize:67 [2021-03-24 23:47:24,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:24,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:24,053 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:47:24,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:24,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:47:24,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:47:24,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:24,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:24,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:47:24,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:47:24,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:47:24,058 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.8 percent of original size [2021-03-24 23:47:24,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:24,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,059 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 8, 1] term [2021-03-24 23:47:24,059 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:47:24,060 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,061 INFO L147 QuantifierPusher]: treesize reduction 25, result has 71.6 percent of original size 63 [2021-03-24 23:47:24,061 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:47:24,061 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:24,062 INFO L142 QuantifierPusher]: treesize reduction 61, result has 42.5 percent of original size [2021-03-24 23:47:24,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:24,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:24,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:24,087 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:47:24,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:24,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:24,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:47:24,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:24,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:24,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:24,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:47:24,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:47:24,091 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:47:24,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:24,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,092 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:47:24,092 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:24,092 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,093 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:24,093 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:24,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:24,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:24,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:24,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:24,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:24,095 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:24,096 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:24,096 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:47:24,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:24,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:24,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:24,098 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:47:24,098 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:24,098 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:24,099 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:47:24,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:24,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:24,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:24,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:24,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:24,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:24,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:24,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:24,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:24,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:24,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:24,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:24,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:24,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:24,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:24,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:24,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:47:24,115 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:47:24,115 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:47:24,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396141970] [2021-03-24 23:47:24,115 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:47:24,115 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:47:24,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:47:24,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:47:24,116 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:47:24,116 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 884 places, 1342 transitions, 56145 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:24,116 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:47:24,116 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:47:24,116 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:47:28,908 INFO L129 PetriNetUnfolder]: 3096/6577 cut-off events. [2021-03-24 23:47:28,908 INFO L130 PetriNetUnfolder]: For 769671/769723 co-relation queries the response was YES. [2021-03-24 23:47:29,052 INFO L84 FinitePrefix]: Finished finitePrefix Result has 106897 conditions, 6577 events. 3096/6577 cut-off events. For 769671/769723 co-relation queries the response was YES. Maximal size of possible extension queue 677. Compared 60060 event pairs, 701 based on Foata normal form. 12/6584 useless extension candidates. Maximal degree in co-relation 106549. Up to 3666 conditions per place. [2021-03-24 23:47:29,102 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 786 selfloop transitions, 564 changer transitions 7/1363 dead transitions. [2021-03-24 23:47:29,102 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 894 places, 1363 transitions, 59416 flow [2021-03-24 23:47:29,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-24 23:47:29,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-24 23:47:29,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 241 transitions. [2021-03-24 23:47:29,103 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6392572944297082 [2021-03-24 23:47:29,103 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 241 transitions. [2021-03-24 23:47:29,103 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 241 transitions. [2021-03-24 23:47:29,103 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:47:29,103 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 241 transitions. [2021-03-24 23:47:29,104 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 18.53846153846154) internal successors, (241), 13 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:29,104 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 29.0) internal successors, (406), 14 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:29,104 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 29.0) internal successors, (406), 14 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:29,104 INFO L185 Difference]: Start difference. First operand has 884 places, 1342 transitions, 56145 flow. Second operand 13 states and 241 transitions. [2021-03-24 23:47:29,104 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 894 places, 1363 transitions, 59416 flow [2021-03-24 23:47:33,944 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 887 places, 1363 transitions, 58272 flow, removed 5 selfloop flow, removed 7 redundant places. [2021-03-24 23:47:33,975 INFO L241 Difference]: Finished difference. Result has 893 places, 1348 transitions, 56345 flow [2021-03-24 23:47:33,976 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=55011, PETRI_DIFFERENCE_MINUEND_PLACES=875, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1342, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=558, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=778, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=56345, PETRI_PLACES=893, PETRI_TRANSITIONS=1348} [2021-03-24 23:47:33,976 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 870 predicate places. [2021-03-24 23:47:33,976 INFO L480 AbstractCegarLoop]: Abstraction has has 893 places, 1348 transitions, 56345 flow [2021-03-24 23:47:33,976 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:33,976 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:47:33,976 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:47:34,176 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 75 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable733 [2021-03-24 23:47:34,177 INFO L428 AbstractCegarLoop]: === Iteration 220 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:47:34,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:47:34,177 INFO L82 PathProgramCache]: Analyzing trace with hash 880819311, now seen corresponding path program 30 times [2021-03-24 23:47:34,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:47:34,177 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601957547] [2021-03-24 23:47:34,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:47:34,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:47:34,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:34,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:47:34,193 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-24 23:47:34,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:34,206 INFO L142 QuantifierPusher]: treesize reduction 7, result has 81.6 percent of original size [2021-03-24 23:47:34,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 23:47:34,233 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.7 percent of original size [2021-03-24 23:47:34,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:47:34,270 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.6 percent of original size [2021-03-24 23:47:34,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:47:34,297 INFO L142 QuantifierPusher]: treesize reduction -2, result has 107.1 percent of original size [2021-03-24 23:47:34,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:47:34,320 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.7 percent of original size [2021-03-24 23:47:34,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:47:34,340 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:47:34,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:34,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:47:34,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601957547] [2021-03-24 23:47:34,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [267501936] [2021-03-24 23:47:34,355 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 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 [2021-03-24 23:47:34,401 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-24 23:47:34,401 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:47:34,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:47:34,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:47:34,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:34,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:34,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:34,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:34,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:34,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:34,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:34,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:34,407 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:47:34,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:34,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:34,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:34,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:34,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:34,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:34,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:34,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:34,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:34,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:34,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:34,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:34,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,450 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size 29 [2021-03-24 23:47:34,450 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-03-24 23:47:34,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:34,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:34,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:34,473 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.7 percent of original size [2021-03-24 23:47:34,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:34,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:47:34,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:47:34,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:47:34,478 INFO L142 QuantifierPusher]: treesize reduction 42, result has 79.1 percent of original size [2021-03-24 23:47:34,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,478 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:47:34,479 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:47:34,479 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:34,479 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,480 INFO L142 QuantifierPusher]: treesize reduction 61, result has 60.4 percent of original size [2021-03-24 23:47:34,480 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-03-24 23:47:34,481 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,481 INFO L142 QuantifierPusher]: treesize reduction 77, result has 53.6 percent of original size [2021-03-24 23:47:34,482 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:34,482 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,482 INFO L142 QuantifierPusher]: treesize reduction 19, result has 74.0 percent of original size [2021-03-24 23:47:34,483 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:34,483 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,483 INFO L142 QuantifierPusher]: treesize reduction 41, result has 16.3 percent of original size [2021-03-24 23:47:34,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:47:34,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:47:34,485 INFO L147 QuantifierPusher]: treesize reduction 32, result has 44.8 percent of original size 26 [2021-03-24 23:47:34,485 INFO L147 QuantifierPusher]: treesize reduction 32, result has 57.9 percent of original size 44 [2021-03-24 23:47:34,485 INFO L147 QuantifierPusher]: treesize reduction 32, result has 68.9 percent of original size 71 [2021-03-24 23:47:34,486 INFO L142 QuantifierPusher]: treesize reduction 32, result has 68.9 percent of original size [2021-03-24 23:47:34,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-03-24 23:47:34,545 INFO L142 QuantifierPusher]: treesize reduction 15, result has 78.9 percent of original size [2021-03-24 23:47:34,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:47:34,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:34,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:47:34,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:47:34,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:47:34,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:47:34,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:47:34,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:47:34,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:47:34,579 INFO L142 QuantifierPusher]: treesize reduction 9, result has 92.5 percent of original size [2021-03-24 23:47:34,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:34,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-03-24 23:47:34,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-03-24 23:47:34,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-03-24 23:47:34,584 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.6 percent of original size [2021-03-24 23:47:34,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,585 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:47:34,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,585 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:47:34,586 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:34,586 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,587 INFO L142 QuantifierPusher]: treesize reduction 54, result has 58.8 percent of original size [2021-03-24 23:47:34,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:34,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:34,587 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:47:34,590 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,591 INFO L142 QuantifierPusher]: treesize reduction 50, result has 72.5 percent of original size [2021-03-24 23:47:34,591 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:34,592 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:47:34,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:47:34,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:47:34,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:47:34,594 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:34,595 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,595 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:47:34,595 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,596 INFO L142 QuantifierPusher]: treesize reduction 15, result has 79.2 percent of original size [2021-03-24 23:47:34,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:34,597 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:34,597 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:34,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:34,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:47:34,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:34,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:47:34,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:47:34,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:47:34,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-24 23:47:34,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:47:34,603 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:34,603 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:34,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:34,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:47:34,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:47:34,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-03-24 23:47:34,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:47:34,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-03-24 23:47:34,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:47:34,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:34,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:34,613 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:34,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:47:34,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:47:34,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:47:34,617 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:34,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:47:34,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:34,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:34,620 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:34,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:47:34,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:34,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:34,624 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:34,626 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:47:34,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:34,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:34,627 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:34,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:47:34,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:34,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:34,630 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:34,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:47:34,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:34,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:34,633 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:34,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:47:34,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:34,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:34,637 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:34,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:47:34,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:34,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:34,640 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:34,697 INFO L628 ElimStorePlain]: treesize reduction 31, result has 68.4 percent of original size [2021-03-24 23:47:34,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:34,698 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-24 23:47:34,698 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 1 variables, input treesize:337, output treesize:67 [2021-03-24 23:47:34,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:34,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:47:34,738 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:47:34,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:47:34,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:47:34,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:47:34,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:47:34,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:47:34,743 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.8 percent of original size [2021-03-24 23:47:34,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,744 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 8, 1] term [2021-03-24 23:47:34,744 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:47:34,744 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,745 INFO L147 QuantifierPusher]: treesize reduction 25, result has 71.6 percent of original size 63 [2021-03-24 23:47:34,746 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:47:34,746 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,747 INFO L142 QuantifierPusher]: treesize reduction 61, result has 42.5 percent of original size [2021-03-24 23:47:34,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:34,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:34,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:34,772 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:47:34,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:34,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:47:34,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:34,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:47:34,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:47:34,776 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:47:34,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,777 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:47:34,777 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:34,778 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,778 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:34,778 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:34,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:34,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:34,782 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:34,782 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,783 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:47:34,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:34,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:34,784 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:47:34,785 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:34,785 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:34,785 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:47:34,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:34,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:34,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:34,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:34,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:34,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:34,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:34,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:34,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:34,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:34,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:34,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:34,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:47:34,797 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:47:34,797 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:47:34,798 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584439748] [2021-03-24 23:47:34,798 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:47:34,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:47:34,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:47:34,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:47:34,798 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:47:34,798 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 893 places, 1348 transitions, 56345 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:34,798 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:47:34,798 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:47:34,798 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:47:39,350 INFO L129 PetriNetUnfolder]: 3095/6574 cut-off events. [2021-03-24 23:47:39,350 INFO L130 PetriNetUnfolder]: For 804746/804798 co-relation queries the response was YES. [2021-03-24 23:47:39,654 INFO L84 FinitePrefix]: Finished finitePrefix Result has 108773 conditions, 6574 events. 3095/6574 cut-off events. For 804746/804798 co-relation queries the response was YES. Maximal size of possible extension queue 676. Compared 59989 event pairs, 697 based on Foata normal form. 11/6580 useless extension candidates. Maximal degree in co-relation 108420. Up to 3667 conditions per place. [2021-03-24 23:47:39,697 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 783 selfloop transitions, 572 changer transitions 5/1366 dead transitions. [2021-03-24 23:47:39,698 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 901 places, 1366 transitions, 59712 flow [2021-03-24 23:47:39,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 23:47:39,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 23:47:39,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 212 transitions. [2021-03-24 23:47:39,698 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.664576802507837 [2021-03-24 23:47:39,698 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 212 transitions. [2021-03-24 23:47:39,698 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 212 transitions. [2021-03-24 23:47:39,698 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:47:39,698 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 212 transitions. [2021-03-24 23:47:39,699 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 19.272727272727273) internal successors, (212), 11 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:39,699 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:39,699 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:39,699 INFO L185 Difference]: Start difference. First operand has 893 places, 1348 transitions, 56345 flow. Second operand 11 states and 212 transitions. [2021-03-24 23:47:39,699 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 901 places, 1366 transitions, 59712 flow [2021-03-24 23:47:45,161 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 897 places, 1366 transitions, 59171 flow, removed 55 selfloop flow, removed 4 redundant places. [2021-03-24 23:47:45,194 INFO L241 Difference]: Finished difference. Result has 902 places, 1357 transitions, 57367 flow [2021-03-24 23:47:45,194 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=55814, PETRI_DIFFERENCE_MINUEND_PLACES=887, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1348, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=564, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=777, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=57367, PETRI_PLACES=902, PETRI_TRANSITIONS=1357} [2021-03-24 23:47:45,194 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 879 predicate places. [2021-03-24 23:47:45,195 INFO L480 AbstractCegarLoop]: Abstraction has has 902 places, 1357 transitions, 57367 flow [2021-03-24 23:47:45,195 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:45,195 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:47:45,195 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:47:45,395 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable750,76 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:47:45,395 INFO L428 AbstractCegarLoop]: === Iteration 221 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:47:45,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:47:45,396 INFO L82 PathProgramCache]: Analyzing trace with hash 849785965, now seen corresponding path program 31 times [2021-03-24 23:47:45,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:47:45,396 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986126789] [2021-03-24 23:47:45,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:47:45,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:47:45,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:45,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:47:45,415 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.0 percent of original size [2021-03-24 23:47:45,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:45,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:47:45,460 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.3 percent of original size [2021-03-24 23:47:45,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-24 23:47:45,495 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.7 percent of original size [2021-03-24 23:47:45,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:47:45,515 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-03-24 23:47:45,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 23:47:45,534 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size [2021-03-24 23:47:45,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:47:45,550 INFO L142 QuantifierPusher]: treesize reduction 27, result has 38.6 percent of original size [2021-03-24 23:47:45,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:45,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:47:45,562 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986126789] [2021-03-24 23:47:45,562 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1982365245] [2021-03-24 23:47:45,562 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 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 [2021-03-24 23:47:45,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:47:45,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:47:45,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:47:45,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:45,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:45,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:45,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:45,598 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:47:45,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:45,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:45,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:45,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:45,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:45,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:45,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:45,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:45,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:45,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:45,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:45,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:45,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:45,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:45,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:45,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:45,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,636 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size 29 [2021-03-24 23:47:45,636 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-03-24 23:47:45,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:45,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:45,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:45,659 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.7 percent of original size [2021-03-24 23:47:45,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:45,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:47:45,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:47:45,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:47:45,663 INFO L142 QuantifierPusher]: treesize reduction 42, result has 79.1 percent of original size [2021-03-24 23:47:45,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,664 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:47:45,664 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:47:45,664 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:45,665 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,665 INFO L142 QuantifierPusher]: treesize reduction 42, result has 72.7 percent of original size [2021-03-24 23:47:45,666 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-03-24 23:47:45,666 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,666 INFO L142 QuantifierPusher]: treesize reduction 75, result has 54.8 percent of original size [2021-03-24 23:47:45,667 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:45,670 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,671 INFO L142 QuantifierPusher]: treesize reduction 19, result has 74.0 percent of original size [2021-03-24 23:47:45,671 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:45,672 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,672 INFO L142 QuantifierPusher]: treesize reduction 39, result has 36.1 percent of original size [2021-03-24 23:47:45,673 INFO L147 QuantifierPusher]: treesize reduction 12, result has 29.4 percent of original size 5 [2021-03-24 23:47:45,673 INFO L147 QuantifierPusher]: treesize reduction 12, result has 65.7 percent of original size 23 [2021-03-24 23:47:45,673 INFO L147 QuantifierPusher]: treesize reduction 44, result has 37.1 percent of original size 26 [2021-03-24 23:47:45,674 INFO L147 QuantifierPusher]: treesize reduction 63, result has 41.1 percent of original size 44 [2021-03-24 23:47:45,675 INFO L147 QuantifierPusher]: treesize reduction 63, result has 53.0 percent of original size 71 [2021-03-24 23:47:45,675 INFO L142 QuantifierPusher]: treesize reduction 63, result has 53.0 percent of original size [2021-03-24 23:47:45,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-03-24 23:47:45,735 INFO L142 QuantifierPusher]: treesize reduction 9, result has 93.2 percent of original size [2021-03-24 23:47:45,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:45,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-03-24 23:47:45,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-03-24 23:47:45,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-03-24 23:47:45,741 INFO L142 QuantifierPusher]: treesize reduction 42, result has 82.4 percent of original size [2021-03-24 23:47:45,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,741 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:47:45,742 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:47:45,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,742 INFO L142 QuantifierPusher]: treesize reduction 11, result has 90.5 percent of original size [2021-03-24 23:47:45,743 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:45,743 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,744 INFO L142 QuantifierPusher]: treesize reduction 133, result has 30.4 percent of original size [2021-03-24 23:47:45,744 INFO L147 QuantifierPusher]: treesize reduction 6, result has 88.7 percent of original size 47 [2021-03-24 23:47:45,745 INFO L147 QuantifierPusher]: treesize reduction 6, result has 88.7 percent of original size 47 [2021-03-24 23:47:45,745 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:45,745 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,746 INFO L142 QuantifierPusher]: treesize reduction 6, result has 95.4 percent of original size [2021-03-24 23:47:45,746 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:47:45,746 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,753 INFO L142 QuantifierPusher]: treesize reduction 33, result has 76.1 percent of original size [2021-03-24 23:47:45,753 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-03-24 23:47:45,754 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,754 INFO L142 QuantifierPusher]: treesize reduction 31, result has 71.8 percent of original size [2021-03-24 23:47:45,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:45,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:47:45,757 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:45,757 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:45,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:45,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:47:45,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:45,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-24 23:47:45,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-03-24 23:47:45,763 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:45,763 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:45,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:45,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:47:45,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:47:45,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-24 23:47:45,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:47:45,769 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:47:45,769 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:45,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:47:45,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:47:45,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:47:45,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-24 23:47:45,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-03-24 23:47:45,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:45,775 INFO L142 QuantifierPusher]: treesize reduction 6, result has 93.5 percent of original size [2021-03-24 23:47:45,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:47:45,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-03-24 23:47:45,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:47:45,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:45,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:45,790 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:47:45,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:45,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:45,795 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:47:45,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:45,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:45,800 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:47:45,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:47:45,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:47:45,805 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:47:45,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:45,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:45,810 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:47:45,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:45,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:45,816 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:47:45,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:45,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:45,821 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:47:45,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:45,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:45,827 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:47:45,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:45,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:45,832 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:47:45,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:45,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:45,837 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:47:45,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:45,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:45,842 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:47:45,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:45,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:45,848 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:47:45,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:45,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:45,852 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:47:45,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:45,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:45,857 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:47:45,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:45,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:47:45,862 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:47:45,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:45,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:45,866 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:47:45,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:47:45,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:47:45,871 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:45,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:47:45,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:45,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:45,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:45,875 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:46,112 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2021-03-24 23:47:46,112 INFO L628 ElimStorePlain]: treesize reduction 97, result has 69.6 percent of original size [2021-03-24 23:47:46,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:47:46,114 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-03-24 23:47:46,114 INFO L247 ElimStorePlain]: Needed 19 recursive calls to eliminate 1 variables, input treesize:763, output treesize:222 [2021-03-24 23:47:46,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:47:46,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:47:46,223 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.6 percent of original size [2021-03-24 23:47:46,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-03-24 23:47:46,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-03-24 23:47:46,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-03-24 23:47:46,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-03-24 23:47:46,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 242 [2021-03-24 23:47:46,232 INFO L142 QuantifierPusher]: treesize reduction 2, result has 99.2 percent of original size [2021-03-24 23:47:46,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,233 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 8, 11, 1] term [2021-03-24 23:47:46,233 INFO L725 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2021-03-24 23:47:46,234 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,235 INFO L147 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size 7 [2021-03-24 23:47:46,235 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:46,236 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,237 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-03-24 23:47:46,237 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:46,237 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,237 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:47:46,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:46,239 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:46,239 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,239 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.3 percent of original size [2021-03-24 23:47:46,240 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-03-24 23:47:46,240 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:46,240 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,241 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-03-24 23:47:46,243 INFO L147 QuantifierPusher]: treesize reduction 71, result has 75.4 percent of original size 218 [2021-03-24 23:47:46,243 INFO L725 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2021-03-24 23:47:46,244 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,245 INFO L142 QuantifierPusher]: treesize reduction 194, result has 42.4 percent of original size [2021-03-24 23:47:46,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-03-24 23:47:46,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-03-24 23:47:46,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-03-24 23:47:46,327 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:47:46,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-24 23:47:46,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-24 23:47:46,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-24 23:47:46,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,330 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:46,330 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,331 INFO L142 QuantifierPusher]: treesize reduction 119, result has 27.0 percent of original size [2021-03-24 23:47:46,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:46,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:46,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:46,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:46,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:46,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:46,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:46,361 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:47:46,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:46,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:47:46,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:46,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:47:46,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:47:46,364 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:47:46,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,365 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:47:46,365 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:46,365 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,366 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:46,366 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:46,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:46,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:46,369 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:46,369 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,369 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:47:46,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:46,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:46,371 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:47:46,371 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:46,371 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:46,372 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:47:46,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:46,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:46,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:46,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:46,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:46,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:46,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:46,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:46,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:46,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:46,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:46,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:46,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:47:46,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:47:46,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:47:46,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714950836] [2021-03-24 23:47:46,384 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:47:46,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:47:46,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:47:46,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:47:46,385 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:47:46,385 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 902 places, 1357 transitions, 57367 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:46,385 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:47:46,385 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:47:46,385 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:47:47,237 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2021-03-24 23:47:47,771 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2021-03-24 23:47:48,059 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2021-03-24 23:47:48,670 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 40 [2021-03-24 23:47:48,857 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 43 [2021-03-24 23:47:49,130 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 46 [2021-03-24 23:47:52,438 INFO L129 PetriNetUnfolder]: 3123/6612 cut-off events. [2021-03-24 23:47:52,438 INFO L130 PetriNetUnfolder]: For 856089/856141 co-relation queries the response was YES. [2021-03-24 23:47:52,570 INFO L84 FinitePrefix]: Finished finitePrefix Result has 111137 conditions, 6612 events. 3123/6612 cut-off events. For 856089/856141 co-relation queries the response was YES. Maximal size of possible extension queue 681. Compared 60274 event pairs, 686 based on Foata normal form. 8/6615 useless extension candidates. Maximal degree in co-relation 110809. Up to 3667 conditions per place. [2021-03-24 23:47:52,614 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 748 selfloop transitions, 637 changer transitions 6/1397 dead transitions. [2021-03-24 23:47:52,614 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 919 places, 1397 transitions, 61581 flow [2021-03-24 23:47:52,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-24 23:47:52,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-03-24 23:47:52,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 351 transitions. [2021-03-24 23:47:52,615 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6370235934664247 [2021-03-24 23:47:52,615 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 351 transitions. [2021-03-24 23:47:52,615 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 351 transitions. [2021-03-24 23:47:52,615 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:47:52,615 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 351 transitions. [2021-03-24 23:47:52,615 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 18.473684210526315) internal successors, (351), 19 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:52,616 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 29.0) internal successors, (580), 20 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) [2021-03-24 23:47:52,616 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 29.0) internal successors, (580), 20 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) [2021-03-24 23:47:52,616 INFO L185 Difference]: Start difference. First operand has 902 places, 1357 transitions, 57367 flow. Second operand 19 states and 351 transitions. [2021-03-24 23:47:52,616 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 919 places, 1397 transitions, 61581 flow [2021-03-24 23:47:58,160 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 915 places, 1397 transitions, 60704 flow, removed 118 selfloop flow, removed 4 redundant places. [2021-03-24 23:47:58,193 INFO L241 Difference]: Finished difference. Result has 919 places, 1381 transitions, 58818 flow [2021-03-24 23:47:58,193 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=56534, PETRI_DIFFERENCE_MINUEND_PLACES=897, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1357, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=617, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=733, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=58818, PETRI_PLACES=919, PETRI_TRANSITIONS=1381} [2021-03-24 23:47:58,193 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 896 predicate places. [2021-03-24 23:47:58,193 INFO L480 AbstractCegarLoop]: Abstraction has has 919 places, 1381 transitions, 58818 flow [2021-03-24 23:47:58,193 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:58,193 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:47:58,193 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:47:58,394 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable768,77 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:47:58,394 INFO L428 AbstractCegarLoop]: === Iteration 222 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:47:58,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:47:58,394 INFO L82 PathProgramCache]: Analyzing trace with hash -2098539695, now seen corresponding path program 32 times [2021-03-24 23:47:58,394 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:47:58,394 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863435127] [2021-03-24 23:47:58,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:47:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:47:58,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:58,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:47:58,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:47:58,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:47:58,448 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.2 percent of original size [2021-03-24 23:47:58,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-24 23:47:58,471 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.1 percent of original size [2021-03-24 23:47:58,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:47:58,488 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.3 percent of original size [2021-03-24 23:47:58,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:47:58,503 INFO L142 QuantifierPusher]: treesize reduction -2, result has 111.8 percent of original size [2021-03-24 23:47:58,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:58,517 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:47:58,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:47:58,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863435127] [2021-03-24 23:47:58,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1416968664] [2021-03-24 23:47:58,529 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 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 [2021-03-24 23:47:58,563 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:47:58,563 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:47:58,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:47:58,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:47:58,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:58,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:58,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:58,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:58,582 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:47:58,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:58,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:58,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:58,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:58,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,624 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size 29 [2021-03-24 23:47:58,625 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-03-24 23:47:58,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:58,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:58,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:47:58,650 INFO L142 QuantifierPusher]: treesize reduction 9, result has 90.7 percent of original size [2021-03-24 23:47:58,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:58,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-24 23:47:58,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:47:58,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-03-24 23:47:58,655 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.1 percent of original size [2021-03-24 23:47:58,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,657 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:47:58,657 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:58,657 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,658 INFO L142 QuantifierPusher]: treesize reduction 131, result has 28.4 percent of original size [2021-03-24 23:47:58,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:58,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:47:58,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:47:58,702 INFO L142 QuantifierPusher]: treesize reduction 18, result has 80.9 percent of original size [2021-03-24 23:47:58,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,703 INFO L142 QuantifierPusher]: treesize reduction 7, result has 84.8 percent of original size [2021-03-24 23:47:58,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:47:58,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-03-24 23:47:58,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:58,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:47:58,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:47:58,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,729 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:58,729 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,730 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:58,730 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:47:58,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:47:58,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 23:47:58,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 23:47:58,770 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.2 percent of original size [2021-03-24 23:47:58,770 INFO L147 QuantifierPusher]: treesize reduction 28, result has 59.4 percent of original size 41 [2021-03-24 23:47:58,771 INFO L142 QuantifierPusher]: treesize reduction 28, result has 60.0 percent of original size [2021-03-24 23:47:58,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:47:58,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:47:58,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:47:58,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:47:58,796 INFO L142 QuantifierPusher]: treesize reduction 11, result has 89.5 percent of original size [2021-03-24 23:47:58,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:58,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 23:47:58,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:47:58,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-03-24 23:47:58,800 INFO L142 QuantifierPusher]: treesize reduction 42, result has 79.9 percent of original size [2021-03-24 23:47:58,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,801 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:47:58,801 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:47:58,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,802 INFO L142 QuantifierPusher]: treesize reduction 11, result has 90.5 percent of original size [2021-03-24 23:47:58,802 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:47:58,802 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,803 INFO L142 QuantifierPusher]: treesize reduction 133, result has 30.4 percent of original size [2021-03-24 23:47:58,804 INFO L147 QuantifierPusher]: treesize reduction 6, result has 88.7 percent of original size 47 [2021-03-24 23:47:58,804 INFO L147 QuantifierPusher]: treesize reduction 6, result has 88.7 percent of original size 47 [2021-03-24 23:47:58,804 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:58,805 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,805 INFO L142 QuantifierPusher]: treesize reduction 96, result has 28.9 percent of original size [2021-03-24 23:47:58,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:47:58,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:47:58,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:47:58,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,807 INFO L142 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size [2021-03-24 23:47:58,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-24 23:47:58,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-24 23:47:58,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:47:58,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:47:58,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:47:58,812 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:58,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:47:58,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:58,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:47:58,815 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:47:58,828 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:58,828 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-24 23:47:58,829 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:35 [2021-03-24 23:47:58,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:58,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:47:58,854 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:47:58,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:58,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:47:58,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:47:58,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:47:58,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:47:58,858 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:47:58,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,859 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:47:58,859 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:58,859 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,860 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:58,860 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,860 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:47:58,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:58,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:47:58,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:58,862 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:58,863 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:47:58,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:47:58,865 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:47:58,865 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:47:58,865 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:47:58,866 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:47:58,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:58,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:58,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:47:58,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:47:58,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:47:58,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:47:58,880 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:47:58,880 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:47:58,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267544916] [2021-03-24 23:47:58,880 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:47:58,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:47:58,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:47:58,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:47:58,880 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:47:58,880 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 919 places, 1381 transitions, 58818 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:47:58,880 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:47:58,880 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:47:58,880 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:47:59,322 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 48 [2021-03-24 23:47:59,583 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 56 [2021-03-24 23:48:03,906 INFO L129 PetriNetUnfolder]: 3123/6639 cut-off events. [2021-03-24 23:48:03,906 INFO L130 PetriNetUnfolder]: For 888760/888776 co-relation queries the response was YES. [2021-03-24 23:48:04,201 INFO L84 FinitePrefix]: Finished finitePrefix Result has 112762 conditions, 6639 events. 3123/6639 cut-off events. For 888760/888776 co-relation queries the response was YES. Maximal size of possible extension queue 684. Compared 60851 event pairs, 686 based on Foata normal form. 5/6640 useless extension candidates. Maximal degree in co-relation 112435. Up to 3672 conditions per place. [2021-03-24 23:48:04,258 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 781 selfloop transitions, 605 changer transitions 3/1395 dead transitions. [2021-03-24 23:48:04,258 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 929 places, 1395 transitions, 62069 flow [2021-03-24 23:48:04,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-24 23:48:04,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-24 23:48:04,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 227 transitions. [2021-03-24 23:48:04,259 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6522988505747126 [2021-03-24 23:48:04,259 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 227 transitions. [2021-03-24 23:48:04,259 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 227 transitions. [2021-03-24 23:48:04,259 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:48:04,259 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 227 transitions. [2021-03-24 23:48:04,260 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 18.916666666666668) internal successors, (227), 12 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:04,260 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 29.0) internal successors, (377), 13 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:04,260 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 29.0) internal successors, (377), 13 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:04,260 INFO L185 Difference]: Start difference. First operand has 919 places, 1381 transitions, 58818 flow. Second operand 12 states and 227 transitions. [2021-03-24 23:48:04,260 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 929 places, 1395 transitions, 62069 flow [2021-03-24 23:48:10,086 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 921 places, 1395 transitions, 60759 flow, removed 319 selfloop flow, removed 8 redundant places. [2021-03-24 23:48:10,119 INFO L241 Difference]: Finished difference. Result has 922 places, 1381 transitions, 58721 flow [2021-03-24 23:48:10,119 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=57519, PETRI_DIFFERENCE_MINUEND_PLACES=910, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1381, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=604, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=777, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=58721, PETRI_PLACES=922, PETRI_TRANSITIONS=1381} [2021-03-24 23:48:10,120 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 899 predicate places. [2021-03-24 23:48:10,120 INFO L480 AbstractCegarLoop]: Abstraction has has 922 places, 1381 transitions, 58721 flow [2021-03-24 23:48:10,120 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:10,120 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:48:10,120 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:48:10,320 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable791,78 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:48:10,320 INFO L428 AbstractCegarLoop]: === Iteration 223 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:48:10,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:48:10,320 INFO L82 PathProgramCache]: Analyzing trace with hash -1109852561, now seen corresponding path program 33 times [2021-03-24 23:48:10,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:48:10,321 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745098717] [2021-03-24 23:48:10,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:48:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:48:10,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:10,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:48:10,339 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-24 23:48:10,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:48:10,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:48:10,363 INFO L142 QuantifierPusher]: treesize reduction -2, result has 104.8 percent of original size [2021-03-24 23:48:10,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-24 23:48:10,384 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.7 percent of original size [2021-03-24 23:48:10,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:48:10,402 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-03-24 23:48:10,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:48:10,415 INFO L142 QuantifierPusher]: treesize reduction 3, result has 86.4 percent of original size [2021-03-24 23:48:10,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:10,429 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:48:10,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:48:10,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745098717] [2021-03-24 23:48:10,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [504060409] [2021-03-24 23:48:10,441 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 79 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:48:10,476 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-24 23:48:10,476 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:48:10,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:48:10,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:48:10,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:10,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:10,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:10,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:10,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:10,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:10,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:10,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:10,481 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:48:10,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:10,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:10,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:10,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:10,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:10,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:10,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:10,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:10,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,518 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size 29 [2021-03-24 23:48:10,519 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-03-24 23:48:10,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:48:10,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:48:10,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:48:10,542 INFO L142 QuantifierPusher]: treesize reduction 9, result has 90.7 percent of original size [2021-03-24 23:48:10,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:10,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-24 23:48:10,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:48:10,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-03-24 23:48:10,546 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.1 percent of original size [2021-03-24 23:48:10,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,548 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:48:10,548 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:10,548 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,549 INFO L142 QuantifierPusher]: treesize reduction 131, result has 28.4 percent of original size [2021-03-24 23:48:10,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:10,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:48:10,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:48:10,592 INFO L142 QuantifierPusher]: treesize reduction 15, result has 81.7 percent of original size [2021-03-24 23:48:10,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:48:10,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:48:10,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:48:10,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:48:10,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:48:10,629 INFO L142 QuantifierPusher]: treesize reduction 18, result has 77.8 percent of original size [2021-03-24 23:48:10,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,630 INFO L142 QuantifierPusher]: treesize reduction 7, result has 84.8 percent of original size [2021-03-24 23:48:10,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:48:10,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-24 23:48:10,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:48:10,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:48:10,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:48:10,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:48:10,655 INFO L142 QuantifierPusher]: treesize reduction 11, result has 89.5 percent of original size [2021-03-24 23:48:10,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:10,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 23:48:10,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:48:10,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-03-24 23:48:10,659 INFO L142 QuantifierPusher]: treesize reduction 42, result has 79.9 percent of original size [2021-03-24 23:48:10,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,659 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:48:10,660 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:48:10,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,661 INFO L142 QuantifierPusher]: treesize reduction 11, result has 90.5 percent of original size [2021-03-24 23:48:10,661 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:10,661 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,662 INFO L142 QuantifierPusher]: treesize reduction 31, result has 78.3 percent of original size [2021-03-24 23:48:10,662 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-03-24 23:48:10,662 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,663 INFO L142 QuantifierPusher]: treesize reduction 77, result has 53.6 percent of original size [2021-03-24 23:48:10,663 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:10,664 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,664 INFO L142 QuantifierPusher]: treesize reduction 19, result has 74.0 percent of original size [2021-03-24 23:48:10,665 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:10,665 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,665 INFO L142 QuantifierPusher]: treesize reduction 27, result has 55.7 percent of original size [2021-03-24 23:48:10,666 INFO L147 QuantifierPusher]: treesize reduction 12, result has 29.4 percent of original size 5 [2021-03-24 23:48:10,666 INFO L147 QuantifierPusher]: treesize reduction 12, result has 65.7 percent of original size 23 [2021-03-24 23:48:10,667 INFO L147 QuantifierPusher]: treesize reduction 44, result has 37.1 percent of original size 26 [2021-03-24 23:48:10,667 INFO L147 QuantifierPusher]: treesize reduction 63, result has 41.1 percent of original size 44 [2021-03-24 23:48:10,668 INFO L147 QuantifierPusher]: treesize reduction 63, result has 41.1 percent of original size 44 [2021-03-24 23:48:10,668 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:10,668 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,669 INFO L142 QuantifierPusher]: treesize reduction 204, result has 16.0 percent of original size [2021-03-24 23:48:10,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:48:10,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:48:10,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:48:10,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,671 INFO L142 QuantifierPusher]: treesize reduction 63, result has 53.3 percent of original size [2021-03-24 23:48:10,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-03-24 23:48:10,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:48:10,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:48:10,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:48:10,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:48:10,675 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:10,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:48:10,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:10,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:10,678 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:10,691 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:48:10,692 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-24 23:48:10,692 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:35 [2021-03-24 23:48:10,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:48:10,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:48:10,716 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:48:10,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:10,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:48:10,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:10,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:48:10,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:48:10,720 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:48:10,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,721 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:48:10,721 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:10,721 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,721 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:10,722 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,722 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:48:10,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:10,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:10,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:10,724 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:10,724 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:10,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:48:10,726 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:48:10,726 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:10,727 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:10,727 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:48:10,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:10,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:10,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:10,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:10,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:10,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:48:10,741 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:48:10,741 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:48:10,741 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150471262] [2021-03-24 23:48:10,741 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:48:10,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:48:10,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:48:10,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:48:10,742 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:48:10,742 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 922 places, 1381 transitions, 58721 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:10,742 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:48:10,742 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:48:10,742 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:48:15,413 INFO L129 PetriNetUnfolder]: 3121/6623 cut-off events. [2021-03-24 23:48:15,414 INFO L130 PetriNetUnfolder]: For 870232/870248 co-relation queries the response was YES. [2021-03-24 23:48:15,554 INFO L84 FinitePrefix]: Finished finitePrefix Result has 110996 conditions, 6623 events. 3121/6623 cut-off events. For 870232/870248 co-relation queries the response was YES. Maximal size of possible extension queue 682. Compared 60568 event pairs, 696 based on Foata normal form. 5/6624 useless extension candidates. Maximal degree in co-relation 110637. Up to 3699 conditions per place. [2021-03-24 23:48:15,755 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 777 selfloop transitions, 600 changer transitions 3/1386 dead transitions. [2021-03-24 23:48:15,755 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 929 places, 1386 transitions, 61568 flow [2021-03-24 23:48:15,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-24 23:48:15,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-24 23:48:15,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 189 transitions. [2021-03-24 23:48:15,760 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6517241379310345 [2021-03-24 23:48:15,760 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 189 transitions. [2021-03-24 23:48:15,760 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 189 transitions. [2021-03-24 23:48:15,760 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:48:15,760 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 189 transitions. [2021-03-24 23:48:15,761 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 18.9) internal successors, (189), 10 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:15,761 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 29.0) internal successors, (319), 11 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) [2021-03-24 23:48:15,761 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 29.0) internal successors, (319), 11 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) [2021-03-24 23:48:15,761 INFO L185 Difference]: Start difference. First operand has 922 places, 1381 transitions, 58721 flow. Second operand 10 states and 189 transitions. [2021-03-24 23:48:15,761 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 929 places, 1386 transitions, 61568 flow [2021-03-24 23:48:21,364 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 920 places, 1386 transitions, 60549 flow, removed 4 selfloop flow, removed 9 redundant places. [2021-03-24 23:48:21,397 INFO L241 Difference]: Finished difference. Result has 921 places, 1379 transitions, 58842 flow [2021-03-24 23:48:21,397 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=57704, PETRI_DIFFERENCE_MINUEND_PLACES=911, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1381, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=600, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=781, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=58842, PETRI_PLACES=921, PETRI_TRANSITIONS=1379} [2021-03-24 23:48:21,398 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 898 predicate places. [2021-03-24 23:48:21,398 INFO L480 AbstractCegarLoop]: Abstraction has has 921 places, 1379 transitions, 58842 flow [2021-03-24 23:48:21,398 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:21,398 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:48:21,398 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:48:21,598 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable801,79 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:48:21,598 INFO L428 AbstractCegarLoop]: === Iteration 224 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:48:21,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:48:21,598 INFO L82 PathProgramCache]: Analyzing trace with hash -385620421, now seen corresponding path program 34 times [2021-03-24 23:48:21,599 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:48:21,599 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302016590] [2021-03-24 23:48:21,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:48:21,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:48:21,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:21,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:48:21,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:48:21,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:21,643 INFO L142 QuantifierPusher]: treesize reduction 10, result has 73.0 percent of original size [2021-03-24 23:48:21,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:48:21,657 INFO L142 QuantifierPusher]: treesize reduction 9, result has 71.9 percent of original size [2021-03-24 23:48:21,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:48:21,667 INFO L142 QuantifierPusher]: treesize reduction 9, result has 74.3 percent of original size [2021-03-24 23:48:21,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:48:21,679 INFO L142 QuantifierPusher]: treesize reduction -2, result has 107.1 percent of original size [2021-03-24 23:48:21,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:48:21,706 INFO L142 QuantifierPusher]: treesize reduction 26, result has 44.7 percent of original size [2021-03-24 23:48:21,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:48:21,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:48:21,724 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302016590] [2021-03-24 23:48:21,724 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2131198816] [2021-03-24 23:48:21,724 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 80 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:48:21,757 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:48:21,757 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:48:21,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:48:21,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:48:21,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:21,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:21,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:21,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:21,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:21,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:21,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:21,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:21,771 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:48:21,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:21,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:21,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:21,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:21,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:21,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:21,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:21,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:21,805 INFO L142 QuantifierPusher]: treesize reduction 15, result has 42.3 percent of original size [2021-03-24 23:48:21,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:48:21,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:48:21,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:48:21,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:48:21,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:48:21,818 INFO L142 QuantifierPusher]: treesize reduction 9, result has 88.0 percent of original size [2021-03-24 23:48:21,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:21,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-24 23:48:21,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:48:21,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:48:21,821 INFO L142 QuantifierPusher]: treesize reduction 42, result has 76.8 percent of original size [2021-03-24 23:48:21,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,822 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:48:21,823 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:48:21,823 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:21,823 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,824 INFO L142 QuantifierPusher]: treesize reduction 61, result has 60.4 percent of original size [2021-03-24 23:48:21,824 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:48:21,824 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,825 INFO L142 QuantifierPusher]: treesize reduction 70, result has 47.8 percent of original size [2021-03-24 23:48:21,825 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:21,826 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,826 INFO L142 QuantifierPusher]: treesize reduction 23, result has 48.9 percent of original size [2021-03-24 23:48:21,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:21,827 INFO L147 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size 45 [2021-03-24 23:48:21,827 INFO L147 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size 63 [2021-03-24 23:48:21,828 INFO L147 QuantifierPusher]: treesize reduction 7, result has 90.9 percent of original size 70 [2021-03-24 23:48:21,828 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.9 percent of original size [2021-03-24 23:48:21,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-03-24 23:48:21,876 INFO L142 QuantifierPusher]: treesize reduction 22, result has 68.1 percent of original size [2021-03-24 23:48:21,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:48:21,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:48:21,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:48:21,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-24 23:48:21,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:48:21,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:48:21,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:48:21,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:48:21,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:48:21,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:48:21,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,901 INFO L147 QuantifierPusher]: treesize reduction 3, result has 92.5 percent of original size 37 [2021-03-24 23:48:21,901 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.5 percent of original size [2021-03-24 23:48:21,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:48:21,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:48:21,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:48:21,926 INFO L142 QuantifierPusher]: treesize reduction 11, result has 89.5 percent of original size [2021-03-24 23:48:21,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:21,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 23:48:21,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:48:21,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-03-24 23:48:21,930 INFO L142 QuantifierPusher]: treesize reduction 42, result has 79.9 percent of original size [2021-03-24 23:48:21,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,931 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.2 percent of original size [2021-03-24 23:48:21,931 INFO L147 QuantifierPusher]: treesize reduction 25, result has 67.5 percent of original size 52 [2021-03-24 23:48:21,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,932 INFO L142 QuantifierPusher]: treesize reduction 25, result has 78.6 percent of original size [2021-03-24 23:48:21,932 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:21,932 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,933 INFO L142 QuantifierPusher]: treesize reduction 53, result has 67.1 percent of original size [2021-03-24 23:48:21,933 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:21,934 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,934 INFO L142 QuantifierPusher]: treesize reduction 37, result has 63.7 percent of original size [2021-03-24 23:48:21,935 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:21,935 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,935 INFO L142 QuantifierPusher]: treesize reduction 25, result has 58.3 percent of original size [2021-03-24 23:48:21,936 INFO L147 QuantifierPusher]: treesize reduction 13, result has 27.8 percent of original size 5 [2021-03-24 23:48:21,936 INFO L147 QuantifierPusher]: treesize reduction 13, result has 72.3 percent of original size 34 [2021-03-24 23:48:21,937 INFO L147 QuantifierPusher]: treesize reduction 23, result has 69.3 percent of original size 52 [2021-03-24 23:48:21,937 INFO L147 QuantifierPusher]: treesize reduction 23, result has 69.3 percent of original size 52 [2021-03-24 23:48:21,937 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:21,937 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,938 INFO L142 QuantifierPusher]: treesize reduction 140, result has 21.8 percent of original size [2021-03-24 23:48:21,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:48:21,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:48:21,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:48:21,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,940 INFO L142 QuantifierPusher]: treesize reduction 23, result has 77.7 percent of original size [2021-03-24 23:48:21,940 INFO L147 QuantifierPusher]: treesize reduction 7, result has 91.3 percent of original size 73 [2021-03-24 23:48:21,941 INFO L147 QuantifierPusher]: treesize reduction 7, result has 92.1 percent of original size 82 [2021-03-24 23:48:21,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:48:21,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:48:21,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:48:21,945 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:21,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:48:21,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:21,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:21,948 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:21,964 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:48:21,965 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-24 23:48:21,966 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:35 [2021-03-24 23:48:21,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:48:21,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:48:21,998 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:48:21,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:21,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:21,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:22,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:48:22,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:22,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:22,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:22,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:48:22,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:48:22,003 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:48:22,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:22,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,004 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:48:22,004 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:22,005 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,005 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:22,006 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:22,006 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:48:22,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:22,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:22,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:22,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:22,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:22,009 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:22,009 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:22,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:22,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:22,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:48:22,012 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:48:22,012 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:22,013 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:22,013 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:48:22,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:22,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:22,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:22,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:22,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:22,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:22,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:22,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:22,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:22,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:22,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:22,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:22,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:22,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:22,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:22,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:22,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:48:22,032 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:48:22,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:48:22,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007797593] [2021-03-24 23:48:22,032 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:48:22,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:48:22,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:48:22,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:48:22,032 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:48:22,033 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 921 places, 1379 transitions, 58842 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:22,033 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:48:22,033 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:48:22,033 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:48:27,838 INFO L129 PetriNetUnfolder]: 3169/6779 cut-off events. [2021-03-24 23:48:27,838 INFO L130 PetriNetUnfolder]: For 883126/883142 co-relation queries the response was YES. [2021-03-24 23:48:27,975 INFO L84 FinitePrefix]: Finished finitePrefix Result has 112468 conditions, 6779 events. 3169/6779 cut-off events. For 883126/883142 co-relation queries the response was YES. Maximal size of possible extension queue 693. Compared 62658 event pairs, 647 based on Foata normal form. 9/6784 useless extension candidates. Maximal degree in co-relation 112125. Up to 3258 conditions per place. [2021-03-24 23:48:28,020 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 827 selfloop transitions, 630 changer transitions 6/1469 dead transitions. [2021-03-24 23:48:28,020 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 934 places, 1469 transitions, 64043 flow [2021-03-24 23:48:28,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-24 23:48:28,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-03-24 23:48:28,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 376 transitions. [2021-03-24 23:48:28,021 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6174055829228243 [2021-03-24 23:48:28,021 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 376 transitions. [2021-03-24 23:48:28,021 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 376 transitions. [2021-03-24 23:48:28,021 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:48:28,021 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 376 transitions. [2021-03-24 23:48:28,021 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 17.904761904761905) internal successors, (376), 21 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:28,021 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 29.0) internal successors, (638), 22 states have internal predecessors, (638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:28,021 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 29.0) internal successors, (638), 22 states have internal predecessors, (638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:28,021 INFO L185 Difference]: Start difference. First operand has 921 places, 1379 transitions, 58842 flow. Second operand 21 states and 376 transitions. [2021-03-24 23:48:28,021 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 934 places, 1469 transitions, 64043 flow [2021-03-24 23:48:33,760 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 927 places, 1469 transitions, 62845 flow, removed 10 selfloop flow, removed 7 redundant places. [2021-03-24 23:48:33,794 INFO L241 Difference]: Finished difference. Result has 934 places, 1398 transitions, 59574 flow [2021-03-24 23:48:33,795 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=57594, PETRI_DIFFERENCE_MINUEND_PLACES=907, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1374, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=603, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=747, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=59574, PETRI_PLACES=934, PETRI_TRANSITIONS=1398} [2021-03-24 23:48:33,795 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 911 predicate places. [2021-03-24 23:48:33,795 INFO L480 AbstractCegarLoop]: Abstraction has has 934 places, 1398 transitions, 59574 flow [2021-03-24 23:48:33,795 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:33,795 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:48:33,795 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:48:33,995 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable812,80 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:48:33,995 INFO L428 AbstractCegarLoop]: === Iteration 225 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:48:33,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:48:33,996 INFO L82 PathProgramCache]: Analyzing trace with hash 2013696441, now seen corresponding path program 35 times [2021-03-24 23:48:33,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:48:33,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092020891] [2021-03-24 23:48:33,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:48:33,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:48:34,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:34,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:48:34,017 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size [2021-03-24 23:48:34,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:48:34,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:34,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:34,061 INFO L142 QuantifierPusher]: treesize reduction -4, result has 106.8 percent of original size [2021-03-24 23:48:34,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:48:34,098 INFO L142 QuantifierPusher]: treesize reduction -4, result has 108.0 percent of original size [2021-03-24 23:48:34,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:48:34,125 INFO L142 QuantifierPusher]: treesize reduction -2, result has 116.7 percent of original size [2021-03-24 23:48:34,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:48:34,136 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-24 23:48:34,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:34,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:48:34,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092020891] [2021-03-24 23:48:34,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [100184984] [2021-03-24 23:48:34,147 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 81 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:48:34,181 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:48:34,181 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:48:34,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:48:34,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:48:34,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:34,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:34,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:34,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:34,185 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:48:34,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:34,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:34,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:34,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:34,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:34,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:34,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:34,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:34,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:34,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:34,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:34,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:34,223 INFO L142 QuantifierPusher]: treesize reduction 15, result has 42.3 percent of original size [2021-03-24 23:48:34,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:48:34,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:48:34,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:48:34,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:48:34,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:48:34,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:48:34,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:48:34,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:48:34,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:48:34,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,238 INFO L147 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size 16 [2021-03-24 23:48:34,238 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-03-24 23:48:34,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:48:34,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:48:34,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:48:34,255 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.3 percent of original size [2021-03-24 23:48:34,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:34,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-24 23:48:34,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:48:34,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:48:34,258 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.4 percent of original size [2021-03-24 23:48:34,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,260 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:48:34,260 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:34,260 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,261 INFO L142 QuantifierPusher]: treesize reduction 131, result has 28.4 percent of original size [2021-03-24 23:48:34,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:34,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:48:34,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:48:34,304 INFO L142 QuantifierPusher]: treesize reduction 18, result has 77.8 percent of original size [2021-03-24 23:48:34,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,305 INFO L142 QuantifierPusher]: treesize reduction 7, result has 84.8 percent of original size [2021-03-24 23:48:34,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:48:34,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-24 23:48:34,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:48:34,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:48:34,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:48:34,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:48:34,339 INFO L142 QuantifierPusher]: treesize reduction 11, result has 89.5 percent of original size [2021-03-24 23:48:34,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:34,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 23:48:34,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:48:34,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-03-24 23:48:34,345 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.9 percent of original size [2021-03-24 23:48:34,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,346 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:48:34,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,347 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:48:34,347 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:34,348 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,348 INFO L142 QuantifierPusher]: treesize reduction 115, result has 31.1 percent of original size [2021-03-24 23:48:34,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:34,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:34,350 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:34,351 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,351 INFO L142 QuantifierPusher]: treesize reduction 84, result has 31.7 percent of original size [2021-03-24 23:48:34,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:48:34,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:48:34,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:48:34,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-24 23:48:34,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-24 23:48:34,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:48:34,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:48:34,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:48:34,360 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:34,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:48:34,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:34,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:34,364 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:34,380 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:48:34,381 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-24 23:48:34,381 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:35 [2021-03-24 23:48:34,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:48:34,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:48:34,408 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:48:34,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:34,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:48:34,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:34,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:48:34,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:48:34,412 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:48:34,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,413 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:48:34,413 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:34,413 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,413 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:34,414 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:34,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:48:34,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:34,416 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:34,417 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,417 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:48:34,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:34,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:34,418 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:48:34,419 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:34,419 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:34,419 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:48:34,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:34,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:34,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:34,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:34,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:34,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:34,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:34,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:34,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:34,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:34,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:34,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:34,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:34,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:34,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:34,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:34,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:48:34,434 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:48:34,434 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:48:34,434 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397910811] [2021-03-24 23:48:34,434 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:48:34,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:48:34,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:48:34,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:48:34,435 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:48:34,435 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 934 places, 1398 transitions, 59574 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:34,435 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:48:34,435 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:48:34,435 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:48:35,430 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 28 [2021-03-24 23:48:39,624 INFO L129 PetriNetUnfolder]: 3209/6845 cut-off events. [2021-03-24 23:48:39,624 INFO L130 PetriNetUnfolder]: For 906091/906143 co-relation queries the response was YES. [2021-03-24 23:48:39,765 INFO L84 FinitePrefix]: Finished finitePrefix Result has 114921 conditions, 6845 events. 3209/6845 cut-off events. For 906091/906143 co-relation queries the response was YES. Maximal size of possible extension queue 696. Compared 63141 event pairs, 676 based on Foata normal form. 8/6848 useless extension candidates. Maximal degree in co-relation 114544. Up to 3695 conditions per place. [2021-03-24 23:48:39,810 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 802 selfloop transitions, 607 changer transitions 3/1418 dead transitions. [2021-03-24 23:48:39,810 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 943 places, 1418 transitions, 62876 flow [2021-03-24 23:48:39,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-24 23:48:39,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-24 23:48:39,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 239 transitions. [2021-03-24 23:48:39,811 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6339522546419099 [2021-03-24 23:48:39,811 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 239 transitions. [2021-03-24 23:48:39,811 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 239 transitions. [2021-03-24 23:48:39,811 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:48:39,811 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 239 transitions. [2021-03-24 23:48:39,811 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 18.384615384615383) internal successors, (239), 13 states have internal predecessors, (239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:39,811 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 29.0) internal successors, (406), 14 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:39,811 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 29.0) internal successors, (406), 14 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:39,812 INFO L185 Difference]: Start difference. First operand has 934 places, 1398 transitions, 59574 flow. Second operand 13 states and 239 transitions. [2021-03-24 23:48:39,812 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 943 places, 1418 transitions, 62876 flow [2021-03-24 23:48:45,646 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 934 places, 1418 transitions, 61037 flow, removed 191 selfloop flow, removed 9 redundant places. [2021-03-24 23:48:45,680 INFO L241 Difference]: Finished difference. Result has 936 places, 1396 transitions, 59019 flow [2021-03-24 23:48:45,680 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=57734, PETRI_DIFFERENCE_MINUEND_PLACES=922, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1397, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=605, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=790, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=59019, PETRI_PLACES=936, PETRI_TRANSITIONS=1396} [2021-03-24 23:48:45,680 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 913 predicate places. [2021-03-24 23:48:45,680 INFO L480 AbstractCegarLoop]: Abstraction has has 936 places, 1396 transitions, 59019 flow [2021-03-24 23:48:45,680 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:45,680 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:48:45,681 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:48:45,881 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable824,81 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:48:45,881 INFO L428 AbstractCegarLoop]: === Iteration 226 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:48:45,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:48:45,881 INFO L82 PathProgramCache]: Analyzing trace with hash -576604007, now seen corresponding path program 36 times [2021-03-24 23:48:45,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:48:45,881 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803139128] [2021-03-24 23:48:45,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:48:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:48:45,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:45,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:45,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:45,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:48:45,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:45,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:48:45,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:45,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:48:45,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:45,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:45,921 INFO L142 QuantifierPusher]: treesize reduction -1, result has 102.5 percent of original size [2021-03-24 23:48:45,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:48:45,939 INFO L142 QuantifierPusher]: treesize reduction -1, result has 103.8 percent of original size [2021-03-24 23:48:45,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:48:45,957 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-03-24 23:48:45,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:48:45,973 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-03-24 23:48:45,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:45,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:48:45,984 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803139128] [2021-03-24 23:48:45,984 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [83540891] [2021-03-24 23:48:45,984 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 82 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:48:46,018 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-03-24 23:48:46,019 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:48:46,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 31 conjunts are in the unsatisfiable core [2021-03-24 23:48:46,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:48:46,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:46,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:46,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:46,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:46,023 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:48:46,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:46,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:46,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:46,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:46,059 INFO L142 QuantifierPusher]: treesize reduction 15, result has 42.3 percent of original size [2021-03-24 23:48:46,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:48:46,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:48:46,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:48:46,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:48:46,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:48:46,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:48:46,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:48:46,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:48:46,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:48:46,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,064 INFO L147 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size 16 [2021-03-24 23:48:46,064 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-03-24 23:48:46,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:48:46,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:48:46,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:48:46,079 INFO L142 QuantifierPusher]: treesize reduction 6, result has 90.3 percent of original size [2021-03-24 23:48:46,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:48:46,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-24 23:48:46,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:48:46,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:48:46,082 INFO L142 QuantifierPusher]: treesize reduction -4, result has 104.2 percent of original size [2021-03-24 23:48:46,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,084 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:48:46,084 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:46,084 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,085 INFO L142 QuantifierPusher]: treesize reduction 39, result has 59.8 percent of original size [2021-03-24 23:48:46,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:48:46,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:48:46,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:48:46,114 INFO L142 QuantifierPusher]: treesize reduction 9, result has 91.9 percent of original size [2021-03-24 23:48:46,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:46,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-03-24 23:48:46,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 23:48:46,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-03-24 23:48:46,118 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.8 percent of original size [2021-03-24 23:48:46,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,119 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:48:46,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,120 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:48:46,120 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:46,120 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,121 INFO L142 QuantifierPusher]: treesize reduction 115, result has 31.1 percent of original size [2021-03-24 23:48:46,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:46,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:46,122 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:46,122 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,123 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:46,123 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,124 INFO L142 QuantifierPusher]: treesize reduction 27, result has 77.9 percent of original size [2021-03-24 23:48:46,124 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:46,124 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:46,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:48:46,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:48:46,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:48:46,127 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:46,127 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:48:46,129 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:48:46,129 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,129 INFO L142 QuantifierPusher]: treesize reduction 15, result has 79.7 percent of original size [2021-03-24 23:48:46,130 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:46,130 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:48:46,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:46,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:48:46,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:48:46,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:46,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:48:46,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-24 23:48:46,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-03-24 23:48:46,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:48:46,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-03-24 23:48:46,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-24 23:48:46,137 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:46,138 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,138 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:48:46,138 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,139 INFO L142 QuantifierPusher]: treesize reduction 15, result has 79.2 percent of original size [2021-03-24 23:48:46,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:48:46,140 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:46,140 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:48:46,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:48:46,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:48:46,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:48:46,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:48:46,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:48:46,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-24 23:48:46,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:48:46,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-03-24 23:48:46,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-03-24 23:48:46,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-03-24 23:48:46,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:48:46,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:48:46,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:48:46,153 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:46,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:48:46,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:46,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:46,157 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:46,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:48:46,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:46,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:46,161 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:46,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:48:46,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:48:46,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:48:46,164 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:46,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:48:46,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:48:46,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:48:46,169 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:46,173 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:48:46,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:46,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:46,174 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:46,177 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:48:46,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:46,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:46,178 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:46,181 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:48:46,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:46,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:46,183 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:46,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:48:46,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:46,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:46,187 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:46,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:48:46,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:48:46,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:48:46,191 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:46,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:48:46,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:48:46,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:48:46,195 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:46,244 INFO L628 ElimStorePlain]: treesize reduction 27, result has 69.3 percent of original size [2021-03-24 23:48:46,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:48:46,245 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-24 23:48:46,245 INFO L247 ElimStorePlain]: Needed 12 recursive calls to eliminate 1 variables, input treesize:415, output treesize:61 [2021-03-24 23:48:46,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:48:46,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 23:48:46,279 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:48:46,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:48:46,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:48:46,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:48:46,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:48:46,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-24 23:48:46,283 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.7 percent of original size [2021-03-24 23:48:46,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,284 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 6, 1] term [2021-03-24 23:48:46,284 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:48:46,285 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,286 INFO L147 QuantifierPusher]: treesize reduction 3, result has 96.3 percent of original size 79 [2021-03-24 23:48:46,286 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:46,286 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,287 INFO L142 QuantifierPusher]: treesize reduction 131, result has 24.3 percent of original size [2021-03-24 23:48:46,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:48:46,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:48:46,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:48:46,311 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:48:46,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:48:46,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:48:46,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:48:46,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 23:48:46,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:48:46,314 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.6 percent of original size [2021-03-24 23:48:46,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,315 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-24 23:48:46,315 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:46,316 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,316 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:46,317 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:46,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:48:46,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:46,320 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:46,321 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,321 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:48:46,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:46,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:46,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:48:46,323 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:46,324 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:46,324 INFO L142 QuantifierPusher]: treesize reduction 8, result has 88.1 percent of original size [2021-03-24 23:48:46,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:46,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:46,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:46,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:46,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:46,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:48:46,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:48:46,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-03-24 23:48:46,342 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659599627] [2021-03-24 23:48:46,342 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-24 23:48:46,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:48:46,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-24 23:48:46,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2021-03-24 23:48:46,343 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:48:46,343 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 936 places, 1396 transitions, 59019 flow. Second operand has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:46,343 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:48:46,343 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:48:46,343 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:48:48,801 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2021-03-24 23:48:51,261 INFO L129 PetriNetUnfolder]: 3213/6822 cut-off events. [2021-03-24 23:48:51,261 INFO L130 PetriNetUnfolder]: For 896092/896144 co-relation queries the response was YES. [2021-03-24 23:48:51,581 INFO L84 FinitePrefix]: Finished finitePrefix Result has 114317 conditions, 6822 events. 3213/6822 cut-off events. For 896092/896144 co-relation queries the response was YES. Maximal size of possible extension queue 699. Compared 62595 event pairs, 729 based on Foata normal form. 9/6824 useless extension candidates. Maximal degree in co-relation 113942. Up to 3686 conditions per place. [2021-03-24 23:48:51,623 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 819 selfloop transitions, 581 changer transitions 3/1409 dead transitions. [2021-03-24 23:48:51,624 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 944 places, 1409 transitions, 62225 flow [2021-03-24 23:48:51,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 23:48:51,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 23:48:51,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 206 transitions. [2021-03-24 23:48:51,624 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.64576802507837 [2021-03-24 23:48:51,624 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 206 transitions. [2021-03-24 23:48:51,624 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 206 transitions. [2021-03-24 23:48:51,624 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:48:51,624 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 206 transitions. [2021-03-24 23:48:51,625 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 18.727272727272727) internal successors, (206), 11 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:51,625 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:51,625 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 29.0) internal successors, (348), 12 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:51,625 INFO L185 Difference]: Start difference. First operand has 936 places, 1396 transitions, 59019 flow. Second operand 11 states and 206 transitions. [2021-03-24 23:48:51,625 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 944 places, 1409 transitions, 62225 flow [2021-03-24 23:48:57,478 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 935 places, 1409 transitions, 60999 flow, removed 46 selfloop flow, removed 9 redundant places. [2021-03-24 23:48:57,510 INFO L241 Difference]: Finished difference. Result has 938 places, 1399 transitions, 59107 flow [2021-03-24 23:48:57,510 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=57801, PETRI_DIFFERENCE_MINUEND_PLACES=925, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1396, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=577, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=815, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=59107, PETRI_PLACES=938, PETRI_TRANSITIONS=1399} [2021-03-24 23:48:57,510 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 915 predicate places. [2021-03-24 23:48:57,510 INFO L480 AbstractCegarLoop]: Abstraction has has 938 places, 1399 transitions, 59107 flow [2021-03-24 23:48:57,510 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 15.0625) internal successors, (241), 16 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:57,510 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:48:57,510 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:48:57,710 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable832,82 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:48:57,711 INFO L428 AbstractCegarLoop]: === Iteration 227 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:48:57,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:48:57,711 INFO L82 PathProgramCache]: Analyzing trace with hash -863835081, now seen corresponding path program 37 times [2021-03-24 23:48:57,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:48:57,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587826172] [2021-03-24 23:48:57,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:48:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:48:57,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:57,721 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:48:57,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:48:57,734 INFO L142 QuantifierPusher]: treesize reduction 3, result has 82.4 percent of original size [2021-03-24 23:48:57,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:48:57,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:48:57,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:57,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:48:57,780 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.3 percent of original size [2021-03-24 23:48:57,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:48:57,795 INFO L142 QuantifierPusher]: treesize reduction -1, result has 105.6 percent of original size [2021-03-24 23:48:57,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:57,808 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:48:57,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:57,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:48:57,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587826172] [2021-03-24 23:48:57,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [887921610] [2021-03-24 23:48:57,821 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 83 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 83 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:48:57,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:48:57,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:48:57,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:48:57,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:57,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:57,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:57,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:57,857 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:48:57,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:57,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:57,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:57,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:57,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:57,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:57,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:57,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:57,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:57,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:57,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:57,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:57,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,878 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size 26 [2021-03-24 23:48:57,878 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-03-24 23:48:57,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:48:57,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:48:57,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:48:57,899 INFO L142 QuantifierPusher]: treesize reduction 15, result has 53.1 percent of original size [2021-03-24 23:48:57,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:57,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:57,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:48:57,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:57,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:57,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:48:57,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:48:57,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:48:57,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:48:57,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:48:57,930 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.3 percent of original size [2021-03-24 23:48:57,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:57,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:57,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-24 23:48:57,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:57,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:48:57,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:48:57,934 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.4 percent of original size [2021-03-24 23:48:57,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:57,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,935 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:48:57,935 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:57,936 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:57,936 INFO L142 QuantifierPusher]: treesize reduction 131, result has 28.4 percent of original size [2021-03-24 23:48:57,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:57,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:48:57,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:48:57,972 INFO L142 QuantifierPusher]: treesize reduction 25, result has 69.1 percent of original size [2021-03-24 23:48:57,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:57,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:48:57,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-24 23:48:57,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:57,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:48:57,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:48:57,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:48:57,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:48:57,998 INFO L142 QuantifierPusher]: treesize reduction 11, result has 89.5 percent of original size [2021-03-24 23:48:57,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:57,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:57,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:58,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 23:48:58,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:48:58,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-03-24 23:48:58,002 INFO L142 QuantifierPusher]: treesize reduction 42, result has 79.9 percent of original size [2021-03-24 23:48:58,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,003 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.2 percent of original size [2021-03-24 23:48:58,004 INFO L147 QuantifierPusher]: treesize reduction 25, result has 67.5 percent of original size 52 [2021-03-24 23:48:58,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,004 INFO L142 QuantifierPusher]: treesize reduction 25, result has 78.6 percent of original size [2021-03-24 23:48:58,004 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:48:58,005 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,005 INFO L142 QuantifierPusher]: treesize reduction 113, result has 31.5 percent of original size [2021-03-24 23:48:58,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:58,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:58,007 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:58,007 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,007 INFO L142 QuantifierPusher]: treesize reduction 84, result has 31.7 percent of original size [2021-03-24 23:48:58,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:48:58,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:48:58,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:48:58,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-24 23:48:58,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-24 23:48:58,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:48:58,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:48:58,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:48:58,014 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:58,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-03-24 23:48:58,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:58,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:48:58,017 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:48:58,030 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:48:58,030 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-24 23:48:58,031 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:35 [2021-03-24 23:48:58,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:48:58,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:48:58,056 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:48:58,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:58,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:48:58,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:48:58,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:48:58,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:48:58,059 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:48:58,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,060 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:48:58,060 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:58,061 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,061 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:58,062 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,062 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:48:58,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:58,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:48:58,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:58,064 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:58,064 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:48:58,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:48:58,066 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:48:58,067 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:48:58,067 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:48:58,067 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:48:58,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:58,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:58,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:48:58,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:58,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:58,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:58,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:58,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:58,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:58,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:58,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:58,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:58,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:58,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:58,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:48:58,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:48:58,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:48:58,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:48:58,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:48:58,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312581790] [2021-03-24 23:48:58,082 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:48:58,082 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:48:58,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:48:58,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:48:58,082 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:48:58,083 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 938 places, 1399 transitions, 59107 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:48:58,083 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:48:58,083 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:48:58,083 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:49:02,884 INFO L129 PetriNetUnfolder]: 3211/6833 cut-off events. [2021-03-24 23:49:02,884 INFO L130 PetriNetUnfolder]: For 898604/898656 co-relation queries the response was YES. [2021-03-24 23:49:03,026 INFO L84 FinitePrefix]: Finished finitePrefix Result has 114669 conditions, 6833 events. 3211/6833 cut-off events. For 898604/898656 co-relation queries the response was YES. Maximal size of possible extension queue 699. Compared 62857 event pairs, 699 based on Foata normal form. 8/6834 useless extension candidates. Maximal degree in co-relation 114292. Up to 3683 conditions per place. [2021-03-24 23:49:03,069 INFO L132 encePairwiseOnDemand]: 20/29 looper letters, 821 selfloop transitions, 588 changer transitions 3/1418 dead transitions. [2021-03-24 23:49:03,069 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 946 places, 1418 transitions, 62521 flow [2021-03-24 23:49:03,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 23:49:03,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 23:49:03,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 165 transitions. [2021-03-24 23:49:03,070 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.632183908045977 [2021-03-24 23:49:03,070 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 165 transitions. [2021-03-24 23:49:03,070 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 165 transitions. [2021-03-24 23:49:03,070 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:49:03,070 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 165 transitions. [2021-03-24 23:49:03,070 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 18.333333333333332) internal successors, (165), 9 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:03,070 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:03,070 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 29.0) internal successors, (290), 10 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:03,070 INFO L185 Difference]: Start difference. First operand has 938 places, 1399 transitions, 59107 flow. Second operand 9 states and 165 transitions. [2021-03-24 23:49:03,070 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 946 places, 1418 transitions, 62521 flow [2021-03-24 23:49:09,266 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 940 places, 1418 transitions, 61230 flow, removed 100 selfloop flow, removed 6 redundant places. [2021-03-24 23:49:09,299 INFO L241 Difference]: Finished difference. Result has 942 places, 1401 transitions, 59072 flow [2021-03-24 23:49:09,300 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=57818, PETRI_DIFFERENCE_MINUEND_PLACES=932, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1399, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=586, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=812, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=59072, PETRI_PLACES=942, PETRI_TRANSITIONS=1401} [2021-03-24 23:49:09,300 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 919 predicate places. [2021-03-24 23:49:09,300 INFO L480 AbstractCegarLoop]: Abstraction has has 942 places, 1401 transitions, 59072 flow [2021-03-24 23:49:09,300 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:09,300 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:49:09,300 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:49:09,501 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 83 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable850 [2021-03-24 23:49:09,501 INFO L428 AbstractCegarLoop]: === Iteration 228 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:49:09,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:49:09,501 INFO L82 PathProgramCache]: Analyzing trace with hash 840831767, now seen corresponding path program 38 times [2021-03-24 23:49:09,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:49:09,501 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491907680] [2021-03-24 23:49:09,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:49:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:49:09,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:09,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:49:09,522 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-03-24 23:49:09,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:49:09,540 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-03-24 23:49:09,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:49:09,568 INFO L142 QuantifierPusher]: treesize reduction 7, result has 85.4 percent of original size [2021-03-24 23:49:09,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:49:09,586 INFO L142 QuantifierPusher]: treesize reduction -1, result has 103.8 percent of original size [2021-03-24 23:49:09,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:49:09,605 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-03-24 23:49:09,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:49:09,622 INFO L142 QuantifierPusher]: treesize reduction 19, result has 47.2 percent of original size [2021-03-24 23:49:09,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:49:09,634 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491907680] [2021-03-24 23:49:09,634 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [84932597] [2021-03-24 23:49:09,634 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 84 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 84 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:49:09,668 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:49:09,668 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:49:09,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:49:09,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:49:09,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:09,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:09,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:09,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:09,671 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:49:09,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,692 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size 26 [2021-03-24 23:49:09,692 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-03-24 23:49:09,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:49:09,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:49:09,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:49:09,714 INFO L142 QuantifierPusher]: treesize reduction 15, result has 53.1 percent of original size [2021-03-24 23:49:09,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:09,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:49:09,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:49:09,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:49:09,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:49:09,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:49:09,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 23:49:09,745 INFO L142 QuantifierPusher]: treesize reduction 11, result has 86.9 percent of original size [2021-03-24 23:49:09,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:09,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:49:09,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:49:09,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:49:09,749 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.4 percent of original size [2021-03-24 23:49:09,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,750 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:49:09,750 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:09,751 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,751 INFO L142 QuantifierPusher]: treesize reduction 64, result has 64.2 percent of original size [2021-03-24 23:49:09,751 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:09,752 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,752 INFO L142 QuantifierPusher]: treesize reduction 67, result has 55.6 percent of original size [2021-03-24 23:49:09,752 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:09,753 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,753 INFO L142 QuantifierPusher]: treesize reduction 31, result has 56.3 percent of original size [2021-03-24 23:49:09,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:49:09,754 INFO L147 QuantifierPusher]: treesize reduction 13, result has 74.5 percent of original size 38 [2021-03-24 23:49:09,755 INFO L147 QuantifierPusher]: treesize reduction 29, result has 65.9 percent of original size 56 [2021-03-24 23:49:09,755 INFO L147 QuantifierPusher]: treesize reduction 29, result has 70.7 percent of original size 70 [2021-03-24 23:49:09,756 INFO L142 QuantifierPusher]: treesize reduction 29, result has 70.7 percent of original size [2021-03-24 23:49:09,756 INFO L147 QuantifierPusher]: treesize reduction 11, result has 84.3 percent of original size 59 [2021-03-24 23:49:09,830 INFO L142 QuantifierPusher]: treesize reduction 9, result has 92.6 percent of original size [2021-03-24 23:49:09,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:09,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-03-24 23:49:09,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-03-24 23:49:09,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-03-24 23:49:09,835 INFO L142 QuantifierPusher]: treesize reduction 42, result has 81.5 percent of original size [2021-03-24 23:49:09,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,836 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:49:09,837 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:49:09,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,837 INFO L142 QuantifierPusher]: treesize reduction 11, result has 90.5 percent of original size [2021-03-24 23:49:09,837 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:09,838 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,838 INFO L142 QuantifierPusher]: treesize reduction 76, result has 59.4 percent of original size [2021-03-24 23:49:09,838 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:09,839 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,839 INFO L142 QuantifierPusher]: treesize reduction 131, result has 19.6 percent of original size [2021-03-24 23:49:09,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:49:09,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:49:09,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:49:09,841 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:09,841 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,842 INFO L142 QuantifierPusher]: treesize reduction 25, result has 80.9 percent of original size [2021-03-24 23:49:09,842 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:09,842 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,843 INFO L142 QuantifierPusher]: treesize reduction 13, result has 85.4 percent of original size [2021-03-24 23:49:09,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:09,844 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:09,844 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,844 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.5 percent of original size [2021-03-24 23:49:09,844 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:09,845 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:49:09,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:49:09,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:49:09,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:49:09,848 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:09,848 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:49:09,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:09,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:49:09,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:49:09,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:49:09,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-24 23:49:09,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-03-24 23:49:09,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:49:09,855 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:09,855 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:09,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:09,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:49:09,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:49:09,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-03-24 23:49:09,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-24 23:49:09,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-03-24 23:49:09,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:09,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:09,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:09,864 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:09,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-03-24 23:49:09,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:49:09,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 23:49:09,868 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:09,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:49:09,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:09,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:09,871 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:09,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:49:09,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:09,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:09,875 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:09,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:49:09,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:09,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:09,878 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:09,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:49:09,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:09,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:09,881 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:09,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:09,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:09,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:09,885 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:09,943 INFO L628 ElimStorePlain]: treesize reduction 31, result has 68.4 percent of original size [2021-03-24 23:49:09,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:49:09,944 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-24 23:49:09,944 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:254, output treesize:67 [2021-03-24 23:49:09,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:49:09,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-24 23:49:09,984 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:49:09,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:49:09,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:49:09,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 23:49:09,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 23:49:09,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:49:09,989 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.8 percent of original size [2021-03-24 23:49:09,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,990 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 8, 1] term [2021-03-24 23:49:09,990 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:49:09,990 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,991 INFO L147 QuantifierPusher]: treesize reduction 25, result has 71.6 percent of original size 63 [2021-03-24 23:49:09,992 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:49:09,992 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:09,992 INFO L142 QuantifierPusher]: treesize reduction 61, result has 42.5 percent of original size [2021-03-24 23:49:09,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:49:09,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:49:09,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:09,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:49:10,019 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:49:10,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:10,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:10,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:49:10,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:10,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:10,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:10,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:49:10,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:49:10,022 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:49:10,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:10,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,023 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:49:10,023 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:10,024 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,024 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:10,024 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:10,025 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:49:10,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:10,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:10,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:49:10,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:10,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:10,027 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:10,027 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:10,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:10,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:10,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:10,029 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:49:10,029 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:10,030 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:10,030 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:49:10,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:10,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:10,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:10,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:10,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:10,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:10,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:10,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:10,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:10,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:10,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:10,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:10,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:10,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:10,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:10,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:10,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:49:10,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:49:10,047 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:49:10,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821415764] [2021-03-24 23:49:10,047 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:49:10,047 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:49:10,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:49:10,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:49:10,048 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:49:10,048 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 942 places, 1401 transitions, 59072 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:10,048 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:49:10,048 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:49:10,048 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:49:15,768 INFO L129 PetriNetUnfolder]: 3340/7183 cut-off events. [2021-03-24 23:49:15,769 INFO L130 PetriNetUnfolder]: For 918133/918185 co-relation queries the response was YES. [2021-03-24 23:49:15,912 INFO L84 FinitePrefix]: Finished finitePrefix Result has 117804 conditions, 7183 events. 3340/7183 cut-off events. For 918133/918185 co-relation queries the response was YES. Maximal size of possible extension queue 735. Compared 67313 event pairs, 695 based on Foata normal form. 10/7185 useless extension candidates. Maximal degree in co-relation 117427. Up to 3686 conditions per place. [2021-03-24 23:49:15,957 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 822 selfloop transitions, 644 changer transitions 6/1478 dead transitions. [2021-03-24 23:49:15,957 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 959 places, 1478 transitions, 64287 flow [2021-03-24 23:49:15,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-24 23:49:15,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-03-24 23:49:15,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 362 transitions. [2021-03-24 23:49:15,958 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6241379310344828 [2021-03-24 23:49:15,958 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 362 transitions. [2021-03-24 23:49:15,958 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 362 transitions. [2021-03-24 23:49:15,958 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:49:15,958 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 362 transitions. [2021-03-24 23:49:15,958 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 18.1) internal successors, (362), 20 states have internal predecessors, (362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:15,959 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 29.0) internal successors, (609), 21 states have internal predecessors, (609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:15,959 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 29.0) internal successors, (609), 21 states have internal predecessors, (609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:15,959 INFO L185 Difference]: Start difference. First operand has 942 places, 1401 transitions, 59072 flow. Second operand 20 states and 362 transitions. [2021-03-24 23:49:15,959 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 959 places, 1478 transitions, 64287 flow [2021-03-24 23:49:22,229 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 954 places, 1478 transitions, 63123 flow, removed 25 selfloop flow, removed 5 redundant places. [2021-03-24 23:49:22,263 INFO L241 Difference]: Finished difference. Result has 962 places, 1428 transitions, 60225 flow [2021-03-24 23:49:22,264 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=57924, PETRI_DIFFERENCE_MINUEND_PLACES=935, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1401, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=627, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=769, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=60225, PETRI_PLACES=962, PETRI_TRANSITIONS=1428} [2021-03-24 23:49:22,264 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 939 predicate places. [2021-03-24 23:49:22,264 INFO L480 AbstractCegarLoop]: Abstraction has has 962 places, 1428 transitions, 60225 flow [2021-03-24 23:49:22,264 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:22,264 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:49:22,264 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:49:22,464 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable858,84 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:49:22,464 INFO L428 AbstractCegarLoop]: === Iteration 229 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:49:22,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:49:22,465 INFO L82 PathProgramCache]: Analyzing trace with hash 1695851025, now seen corresponding path program 39 times [2021-03-24 23:49:22,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:49:22,465 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807482785] [2021-03-24 23:49:22,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:49:22,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:49:22,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:22,483 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:49:22,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:49:22,489 INFO L142 QuantifierPusher]: treesize reduction 7, result has 65.0 percent of original size [2021-03-24 23:49:22,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:49:22,496 INFO L142 QuantifierPusher]: treesize reduction 3, result has 93.3 percent of original size [2021-03-24 23:49:22,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-24 23:49:22,516 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.4 percent of original size [2021-03-24 23:49:22,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:49:22,541 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.4 percent of original size [2021-03-24 23:49:22,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:49:22,563 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.0 percent of original size [2021-03-24 23:49:22,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-24 23:49:22,584 INFO L142 QuantifierPusher]: treesize reduction 19, result has 54.8 percent of original size [2021-03-24 23:49:22,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:49:22,599 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-03-24 23:49:22,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:22,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:49:22,611 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807482785] [2021-03-24 23:49:22,611 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1367261025] [2021-03-24 23:49:22,611 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 85 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:49:22,647 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-24 23:49:22,647 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:49:22,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:49:22,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:49:22,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:22,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:22,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:22,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:22,650 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:49:22,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:22,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:22,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:22,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:22,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:22,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:22,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:22,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:22,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:22,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:22,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:22,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:22,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,672 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size 26 [2021-03-24 23:49:22,672 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-03-24 23:49:22,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:49:22,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:49:22,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:49:22,694 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.3 percent of original size [2021-03-24 23:49:22,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:22,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-03-24 23:49:22,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:49:22,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-24 23:49:22,698 INFO L142 QuantifierPusher]: treesize reduction 42, result has 78.8 percent of original size [2021-03-24 23:49:22,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,699 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:49:22,699 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:49:22,699 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:22,700 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,700 INFO L142 QuantifierPusher]: treesize reduction 161, result has 24.4 percent of original size [2021-03-24 23:49:22,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:22,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-03-24 23:49:22,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-03-24 23:49:22,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:49:22,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:49:22,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:49:22,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:49:22,786 INFO L142 QuantifierPusher]: treesize reduction 9, result has 93.7 percent of original size [2021-03-24 23:49:22,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:22,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-03-24 23:49:22,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-03-24 23:49:22,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 134 [2021-03-24 23:49:22,791 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.3 percent of original size [2021-03-24 23:49:22,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,793 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:49:22,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,793 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:49:22,793 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:22,794 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,794 INFO L142 QuantifierPusher]: treesize reduction 48, result has 70.6 percent of original size [2021-03-24 23:49:22,795 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:22,795 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,796 INFO L142 QuantifierPusher]: treesize reduction 55, result has 46.6 percent of original size [2021-03-24 23:49:22,797 INFO L147 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size 27 [2021-03-24 23:49:22,798 INFO L147 QuantifierPusher]: treesize reduction 23, result has 66.2 percent of original size 45 [2021-03-24 23:49:22,798 INFO L147 QuantifierPusher]: treesize reduction 23, result has 66.2 percent of original size 45 [2021-03-24 23:49:22,798 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:22,799 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,800 INFO L142 QuantifierPusher]: treesize reduction 50, result has 69.5 percent of original size [2021-03-24 23:49:22,800 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:22,800 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,801 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:22,801 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:49:22,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:22,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:49:22,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:49:22,805 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:49:22,805 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,806 INFO L142 QuantifierPusher]: treesize reduction 43, result has 60.6 percent of original size [2021-03-24 23:49:22,806 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:22,807 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:22,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:22,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:49:22,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:49:22,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:22,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 23:49:22,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:49:22,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-03-24 23:49:22,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-24 23:49:22,814 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:22,815 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:22,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:22,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:49:22,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:49:22,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-03-24 23:49:22,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:22,819 INFO L142 QuantifierPusher]: treesize reduction 23, result has 80.2 percent of original size [2021-03-24 23:49:22,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:49:22,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-03-24 23:49:22,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:22,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:22,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:22,829 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:22,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:22,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:22,835 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:49:22,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:22,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:22,840 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:22,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:22,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:22,845 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:49:22,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:22,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:22,851 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:22,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:22,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:22,856 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:49:22,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:22,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:22,861 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:49:22,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:22,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:22,866 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:22,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:22,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:22,871 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:49:22,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:22,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:22,877 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:49:22,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:22,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:22,882 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:22,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:22,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:22,887 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:49:22,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:22,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:22,892 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:22,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:22,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:22,897 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:22,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:22,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:22,902 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,906 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:49:22,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:22,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:22,907 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:49:22,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:22,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:22,912 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:22,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:49:22,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:22,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:22,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:22,916 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:23,120 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2021-03-24 23:49:23,120 INFO L628 ElimStorePlain]: treesize reduction 45, result has 83.1 percent of original size [2021-03-24 23:49:23,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:49:23,122 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-03-24 23:49:23,122 INFO L247 ElimStorePlain]: Needed 19 recursive calls to eliminate 1 variables, input treesize:787, output treesize:222 [2021-03-24 23:49:23,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:49:23,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:49:23,230 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.6 percent of original size [2021-03-24 23:49:23,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-03-24 23:49:23,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-03-24 23:49:23,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-03-24 23:49:23,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-03-24 23:49:23,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 242 [2021-03-24 23:49:23,240 INFO L142 QuantifierPusher]: treesize reduction 2, result has 99.2 percent of original size [2021-03-24 23:49:23,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,241 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 8, 11, 1] term [2021-03-24 23:49:23,241 INFO L725 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2021-03-24 23:49:23,242 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,242 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:23,243 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,244 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-03-24 23:49:23,244 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:23,244 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,245 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.3 percent of original size [2021-03-24 23:49:23,246 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-03-24 23:49:23,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,246 INFO L147 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size 7 [2021-03-24 23:49:23,247 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:23,247 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,248 INFO L147 QuantifierPusher]: treesize reduction 3, result has 72.7 percent of original size 8 [2021-03-24 23:49:23,250 INFO L147 QuantifierPusher]: treesize reduction 66, result has 76.8 percent of original size 219 [2021-03-24 23:49:23,250 INFO L725 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2021-03-24 23:49:23,250 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,252 INFO L142 QuantifierPusher]: treesize reduction 185, result has 44.4 percent of original size [2021-03-24 23:49:23,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-24 23:49:23,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-24 23:49:23,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-24 23:49:23,334 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.0 percent of original size [2021-03-24 23:49:23,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:49:23,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-03-24 23:49:23,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:49:23,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-03-24 23:49:23,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-03-24 23:49:23,339 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.1 percent of original size [2021-03-24 23:49:23,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,340 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 4, 7, 1] term [2021-03-24 23:49:23,340 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-03-24 23:49:23,340 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,341 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:23,341 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:23,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:23,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:23,347 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:23,347 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,347 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:49:23,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:23,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:49:23,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,364 INFO L147 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size 7 [2021-03-24 23:49:23,365 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:23,365 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:23,367 INFO L147 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size 11 [2021-03-24 23:49:23,368 INFO L147 QuantifierPusher]: treesize reduction 35, result has 71.8 percent of original size 89 [2021-03-24 23:49:23,368 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-03-24 23:49:23,369 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,370 INFO L142 QuantifierPusher]: treesize reduction 78, result has 47.3 percent of original size [2021-03-24 23:49:23,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:49:23,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:49:23,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:49:23,403 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 23:49:23,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:49:23,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:49:23,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:23,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,405 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:23,406 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:23,406 INFO L142 QuantifierPusher]: treesize reduction 61, result has 31.5 percent of original size [2021-03-24 23:49:23,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:23,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:23,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:23,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:23,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:23,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:23,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:23,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:23,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:23,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:23,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:23,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:23,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:23,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:23,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:23,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:23,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:49:23,421 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:49:23,421 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:49:23,421 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284790717] [2021-03-24 23:49:23,421 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:49:23,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:49:23,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:49:23,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=234, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:49:23,421 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:49:23,421 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 962 places, 1428 transitions, 60225 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:23,421 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:49:23,421 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:49:23,422 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:49:24,142 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 61 [2021-03-24 23:49:24,720 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 62 [2021-03-24 23:49:25,031 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 60 [2021-03-24 23:49:26,153 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 62 [2021-03-24 23:49:26,338 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 43 [2021-03-24 23:49:26,573 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 58 [2021-03-24 23:49:26,707 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 52 [2021-03-24 23:49:27,994 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 57 [2021-03-24 23:49:31,035 INFO L129 PetriNetUnfolder]: 3641/7916 cut-off events. [2021-03-24 23:49:31,035 INFO L130 PetriNetUnfolder]: For 1061614/1061666 co-relation queries the response was YES. [2021-03-24 23:49:31,207 INFO L84 FinitePrefix]: Finished finitePrefix Result has 133050 conditions, 7916 events. 3641/7916 cut-off events. For 1061614/1061666 co-relation queries the response was YES. Maximal size of possible extension queue 829. Compared 76206 event pairs, 748 based on Foata normal form. 10/7918 useless extension candidates. Maximal degree in co-relation 132665. Up to 3306 conditions per place. [2021-03-24 23:49:31,429 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 846 selfloop transitions, 723 changer transitions 4/1579 dead transitions. [2021-03-24 23:49:31,430 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 977 places, 1579 transitions, 69077 flow [2021-03-24 23:49:31,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-24 23:49:31,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-24 23:49:31,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 322 transitions. [2021-03-24 23:49:31,430 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6531440162271805 [2021-03-24 23:49:31,430 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 322 transitions. [2021-03-24 23:49:31,430 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 322 transitions. [2021-03-24 23:49:31,431 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:49:31,431 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 322 transitions. [2021-03-24 23:49:31,431 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 18.941176470588236) internal successors, (322), 17 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:31,431 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 29.0) internal successors, (522), 18 states have internal predecessors, (522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:31,431 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 29.0) internal successors, (522), 18 states have internal predecessors, (522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:31,431 INFO L185 Difference]: Start difference. First operand has 962 places, 1428 transitions, 60225 flow. Second operand 17 states and 322 transitions. [2021-03-24 23:49:31,431 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 977 places, 1579 transitions, 69077 flow [2021-03-24 23:49:38,397 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 967 places, 1579 transitions, 67949 flow, removed 266 selfloop flow, removed 10 redundant places. [2021-03-24 23:49:38,432 INFO L241 Difference]: Finished difference. Result has 979 places, 1517 transitions, 64624 flow [2021-03-24 23:49:38,433 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=59109, PETRI_DIFFERENCE_MINUEND_PLACES=951, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1428, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=640, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=754, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=64624, PETRI_PLACES=979, PETRI_TRANSITIONS=1517} [2021-03-24 23:49:38,433 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 956 predicate places. [2021-03-24 23:49:38,433 INFO L480 AbstractCegarLoop]: Abstraction has has 979 places, 1517 transitions, 64624 flow [2021-03-24 23:49:38,433 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:38,433 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:49:38,433 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:49:38,634 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 85 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable876 [2021-03-24 23:49:38,634 INFO L428 AbstractCegarLoop]: === Iteration 230 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:49:38,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:49:38,634 INFO L82 PathProgramCache]: Analyzing trace with hash -1984783997, now seen corresponding path program 40 times [2021-03-24 23:49:38,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:49:38,634 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161587215] [2021-03-24 23:49:38,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:49:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:49:38,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:38,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:49:38,661 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:49:38,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:49:38,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:49:38,690 INFO L142 QuantifierPusher]: treesize reduction -2, result has 105.6 percent of original size [2021-03-24 23:49:38,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:49:38,707 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.7 percent of original size [2021-03-24 23:49:38,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:49:38,728 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-03-24 23:49:38,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 23:49:38,746 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size [2021-03-24 23:49:38,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:49:38,763 INFO L142 QuantifierPusher]: treesize reduction 27, result has 38.6 percent of original size [2021-03-24 23:49:38,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:38,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:49:38,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161587215] [2021-03-24 23:49:38,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [6721721] [2021-03-24 23:49:38,775 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 86 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:49:38,810 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:49:38,810 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:49:38,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:49:38,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:49:38,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:38,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:38,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:38,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:38,813 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:49:38,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:38,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:38,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:38,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:38,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:38,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:38,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:38,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:38,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:38,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:38,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:38,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:38,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,834 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size 26 [2021-03-24 23:49:38,834 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-03-24 23:49:38,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:49:38,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:49:38,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:49:38,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:49:38,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:49:38,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:49:38,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:49:38,878 INFO L142 QuantifierPusher]: treesize reduction 11, result has 88.7 percent of original size [2021-03-24 23:49:38,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:38,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 23:49:38,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:49:38,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:49:38,882 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.1 percent of original size [2021-03-24 23:49:38,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,884 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:49:38,884 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:38,884 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,885 INFO L142 QuantifierPusher]: treesize reduction 39, result has 71.9 percent of original size [2021-03-24 23:49:38,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:38,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:49:38,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 23:49:38,926 INFO L142 QuantifierPusher]: treesize reduction 9, result has 93.7 percent of original size [2021-03-24 23:49:38,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:38,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-03-24 23:49:38,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-03-24 23:49:38,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 134 [2021-03-24 23:49:38,931 INFO L142 QuantifierPusher]: treesize reduction -4, result has 102.3 percent of original size [2021-03-24 23:49:38,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,933 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:49:38,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,933 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.1 percent of original size [2021-03-24 23:49:38,933 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:38,934 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,934 INFO L142 QuantifierPusher]: treesize reduction 64, result has 60.7 percent of original size [2021-03-24 23:49:38,934 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:38,935 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,935 INFO L142 QuantifierPusher]: treesize reduction 100, result has 28.1 percent of original size [2021-03-24 23:49:38,936 INFO L147 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size 27 [2021-03-24 23:49:38,937 INFO L147 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size 45 [2021-03-24 23:49:38,937 INFO L147 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size 45 [2021-03-24 23:49:38,937 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:38,937 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,938 INFO L142 QuantifierPusher]: treesize reduction 34, result has 77.0 percent of original size [2021-03-24 23:49:38,938 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:38,938 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,939 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:38,939 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:49:38,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:38,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:49:38,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:49:38,942 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:49:38,942 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,943 INFO L142 QuantifierPusher]: treesize reduction 43, result has 60.6 percent of original size [2021-03-24 23:49:38,943 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:38,943 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:38,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:38,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:49:38,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:49:38,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:38,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 23:49:38,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-24 23:49:38,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-03-24 23:49:38,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-24 23:49:38,949 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:38,950 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:38,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:38,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:49:38,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:49:38,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-03-24 23:49:38,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:38,953 INFO L142 QuantifierPusher]: treesize reduction 7, result has 93.0 percent of original size [2021-03-24 23:49:38,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:49:38,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-03-24 23:49:38,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:38,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:38,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:38,963 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:38,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:38,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:38,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:38,967 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:38,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:49:38,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:38,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:38,972 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:38,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:38,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:38,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:38,976 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:38,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:49:38,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:38,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:38,980 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:38,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:38,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:38,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:38,985 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:38,988 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:49:38,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:38,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:38,989 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:38,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:49:38,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:38,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:38,993 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:38,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:38,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:38,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:38,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:38,997 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:39,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:49:39,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:39,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:39,001 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:39,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:49:39,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:39,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:39,005 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:39,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:39,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:39,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:39,009 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:39,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:49:39,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:39,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:39,013 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:39,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:39,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:39,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:39,017 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:39,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:39,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:39,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:39,021 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:39,024 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:49:39,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:39,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:39,024 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:39,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:49:39,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:39,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:39,028 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:39,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:49:39,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:39,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:39,032 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:39,215 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2021-03-24 23:49:39,216 INFO L628 ElimStorePlain]: treesize reduction 45, result has 83.1 percent of original size [2021-03-24 23:49:39,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:49:39,218 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-03-24 23:49:39,218 INFO L247 ElimStorePlain]: Needed 19 recursive calls to eliminate 1 variables, input treesize:787, output treesize:222 [2021-03-24 23:49:39,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:49:39,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:49:39,329 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.6 percent of original size [2021-03-24 23:49:39,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-03-24 23:49:39,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-03-24 23:49:39,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-03-24 23:49:39,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-03-24 23:49:39,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 242 [2021-03-24 23:49:39,338 INFO L142 QuantifierPusher]: treesize reduction 2, result has 99.2 percent of original size [2021-03-24 23:49:39,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,339 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 8, 11, 1] term [2021-03-24 23:49:39,339 INFO L725 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2021-03-24 23:49:39,340 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,341 INFO L147 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size 7 [2021-03-24 23:49:39,341 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:39,341 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,342 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-03-24 23:49:39,343 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:39,343 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,343 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.3 percent of original size [2021-03-24 23:49:39,344 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-03-24 23:49:39,344 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:39,344 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,345 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:49:39,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:39,346 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:39,346 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,347 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-03-24 23:49:39,349 INFO L147 QuantifierPusher]: treesize reduction 71, result has 75.4 percent of original size 218 [2021-03-24 23:49:39,349 INFO L725 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2021-03-24 23:49:39,349 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,351 INFO L142 QuantifierPusher]: treesize reduction 194, result has 42.4 percent of original size [2021-03-24 23:49:39,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-03-24 23:49:39,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-03-24 23:49:39,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-03-24 23:49:39,433 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.8 percent of original size [2021-03-24 23:49:39,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-24 23:49:39,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-24 23:49:39,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-24 23:49:39,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,436 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:39,436 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,437 INFO L142 QuantifierPusher]: treesize reduction 119, result has 27.0 percent of original size [2021-03-24 23:49:39,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:49:39,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:49:39,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:49:39,465 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-24 23:49:39,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:39,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:49:39,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:39,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:49:39,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-24 23:49:39,468 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-24 23:49:39,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,469 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2021-03-24 23:49:39,469 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:39,470 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,470 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:39,470 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:39,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:39,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:39,473 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:39,473 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,474 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:49:39,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:39,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:49:39,476 INFO L147 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size 27 [2021-03-24 23:49:39,476 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:39,476 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:39,477 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.0 percent of original size [2021-03-24 23:49:39,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:39,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:39,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:39,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:39,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:39,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:39,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:39,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:39,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:39,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:39,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:39,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:39,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:39,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:39,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:39,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:39,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:49:39,491 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:49:39,491 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:49:39,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627327575] [2021-03-24 23:49:39,491 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:49:39,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:49:39,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:49:39,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:49:39,492 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:49:39,492 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 979 places, 1517 transitions, 64624 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:39,492 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:49:39,492 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:49:39,492 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:49:40,229 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2021-03-24 23:49:40,732 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2021-03-24 23:49:40,952 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2021-03-24 23:49:41,846 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 46 [2021-03-24 23:49:41,972 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 43 [2021-03-24 23:49:42,133 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 40 [2021-03-24 23:49:46,871 INFO L129 PetriNetUnfolder]: 3695/8040 cut-off events. [2021-03-24 23:49:46,871 INFO L130 PetriNetUnfolder]: For 1130117/1130169 co-relation queries the response was YES. [2021-03-24 23:49:47,049 INFO L84 FinitePrefix]: Finished finitePrefix Result has 139654 conditions, 8040 events. 3695/8040 cut-off events. For 1130117/1130169 co-relation queries the response was YES. Maximal size of possible extension queue 842. Compared 77746 event pairs, 811 based on Foata normal form. 10/8042 useless extension candidates. Maximal degree in co-relation 139261. Up to 4263 conditions per place. [2021-03-24 23:49:47,104 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 920 selfloop transitions, 653 changer transitions 5/1584 dead transitions. [2021-03-24 23:49:47,104 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 993 places, 1584 transitions, 70550 flow [2021-03-24 23:49:47,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-24 23:49:47,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-24 23:49:47,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 302 transitions. [2021-03-24 23:49:47,105 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6508620689655172 [2021-03-24 23:49:47,105 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 302 transitions. [2021-03-24 23:49:47,105 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 302 transitions. [2021-03-24 23:49:47,105 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:49:47,105 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 302 transitions. [2021-03-24 23:49:47,106 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 18.875) internal successors, (302), 16 states have internal predecessors, (302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:47,106 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 29.0) internal successors, (493), 17 states have internal predecessors, (493), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:47,106 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 29.0) internal successors, (493), 17 states have internal predecessors, (493), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:47,106 INFO L185 Difference]: Start difference. First operand has 979 places, 1517 transitions, 64624 flow. Second operand 16 states and 302 transitions. [2021-03-24 23:49:47,106 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 993 places, 1584 transitions, 70550 flow [2021-03-24 23:49:55,169 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 990 places, 1584 transitions, 68750 flow, removed 564 selfloop flow, removed 3 redundant places. [2021-03-24 23:49:55,207 INFO L241 Difference]: Finished difference. Result has 998 places, 1557 transitions, 65985 flow [2021-03-24 23:49:55,207 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=62892, PETRI_DIFFERENCE_MINUEND_PLACES=975, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1517, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=625, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=885, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=65985, PETRI_PLACES=998, PETRI_TRANSITIONS=1557} [2021-03-24 23:49:55,207 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 975 predicate places. [2021-03-24 23:49:55,207 INFO L480 AbstractCegarLoop]: Abstraction has has 998 places, 1557 transitions, 65985 flow [2021-03-24 23:49:55,208 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:55,208 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:49:55,208 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:49:55,408 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable897,86 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:49:55,408 INFO L428 AbstractCegarLoop]: === Iteration 231 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:49:55,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:49:55,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1246037097, now seen corresponding path program 41 times [2021-03-24 23:49:55,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:49:55,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189504094] [2021-03-24 23:49:55,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:49:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:49:55,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:49:55,435 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:49:55,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:49:55,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:49:55,468 INFO L142 QuantifierPusher]: treesize reduction 5, result has 91.4 percent of original size [2021-03-24 23:49:55,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:49:55,503 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.7 percent of original size [2021-03-24 23:49:55,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:49:55,524 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-03-24 23:49:55,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 23:49:55,543 INFO L142 QuantifierPusher]: treesize reduction 33, result has 41.1 percent of original size [2021-03-24 23:49:55,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:49:55,557 INFO L142 QuantifierPusher]: treesize reduction 33, result has 34.0 percent of original size [2021-03-24 23:49:55,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:55,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:49:55,569 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189504094] [2021-03-24 23:49:55,569 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1391357500] [2021-03-24 23:49:55,569 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 87 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 87 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:49:55,603 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:49:55,603 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:49:55,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-03-24 23:49:55,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:49:55,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,608 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 23:49:55,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:55,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:55,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:55,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:55,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:55,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:55,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:55,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:55,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,627 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size 26 [2021-03-24 23:49:55,627 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-03-24 23:49:55,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:49:55,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:49:55,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:49:55,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:49:55,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:49:55,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:49:55,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:49:55,671 INFO L142 QuantifierPusher]: treesize reduction 9, result has 90.7 percent of original size [2021-03-24 23:49:55,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:55,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-24 23:49:55,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:49:55,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-03-24 23:49:55,675 INFO L142 QuantifierPusher]: treesize reduction -4, result has 103.1 percent of original size [2021-03-24 23:49:55,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,676 INFO L147 QuantifierPusher]: treesize reduction 8, result has 86.9 percent of original size 53 [2021-03-24 23:49:55,676 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:55,676 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,677 INFO L142 QuantifierPusher]: treesize reduction 39, result has 71.9 percent of original size [2021-03-24 23:49:55,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:55,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:49:55,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 23:49:55,720 INFO L142 QuantifierPusher]: treesize reduction 11, result has 92.4 percent of original size [2021-03-24 23:49:55,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:55,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-03-24 23:49:55,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-03-24 23:49:55,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 134 [2021-03-24 23:49:55,725 INFO L142 QuantifierPusher]: treesize reduction 42, result has 83.1 percent of original size [2021-03-24 23:49:55,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,726 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.1 percent of original size [2021-03-24 23:49:55,726 INFO L147 QuantifierPusher]: treesize reduction 11, result has 85.5 percent of original size 65 [2021-03-24 23:49:55,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,727 INFO L142 QuantifierPusher]: treesize reduction 11, result has 90.5 percent of original size [2021-03-24 23:49:55,727 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:55,728 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,728 INFO L142 QuantifierPusher]: treesize reduction 50, result has 65.0 percent of original size [2021-03-24 23:49:55,728 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:49:55,729 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,729 INFO L142 QuantifierPusher]: treesize reduction 70, result has 47.8 percent of original size [2021-03-24 23:49:55,730 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:55,730 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,730 INFO L142 QuantifierPusher]: treesize reduction 15, result has 59.5 percent of original size [2021-03-24 23:49:55,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:55,731 INFO L147 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size 45 [2021-03-24 23:49:55,732 INFO L147 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size 63 [2021-03-24 23:49:55,732 INFO L147 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size 63 [2021-03-24 23:49:55,733 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-03-24 23:49:55,733 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,734 INFO L142 QuantifierPusher]: treesize reduction 57, result has 73.4 percent of original size [2021-03-24 23:49:55,734 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:55,734 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:55,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:55,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-24 23:49:55,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:49:55,737 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:49:55,737 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,738 INFO L142 QuantifierPusher]: treesize reduction 15, result has 85.0 percent of original size [2021-03-24 23:49:55,738 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:55,738 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:55,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:55,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:49:55,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:49:55,741 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:55,741 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,742 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:55,742 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:55,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:55,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:49:55,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-24 23:49:55,745 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:55,746 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:55,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:55,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:49:55,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:49:55,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-24 23:49:55,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-24 23:49:55,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-03-24 23:49:55,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-24 23:49:55,751 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:55,751 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,751 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-03-24 23:49:55,752 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,752 INFO L142 QuantifierPusher]: treesize reduction 15, result has 79.2 percent of original size [2021-03-24 23:49:55,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:55,753 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:55,753 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:55,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:55,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 23:49:55,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:49:55,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 23:49:55,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:49:55,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:49:55,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-24 23:49:55,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-24 23:49:55,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-03-24 23:49:55,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:55,760 INFO L142 QuantifierPusher]: treesize reduction 7, result has 94.1 percent of original size [2021-03-24 23:49:55,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-03-24 23:49:55,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-03-24 23:49:55,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:55,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,769 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:49:55,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:55,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:55,774 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:55,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,778 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:49:55,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,783 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:55,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,790 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:55,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,795 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:55,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,800 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 23:49:55,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:55,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:49:55,805 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:55,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,810 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:55,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,814 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:55,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,819 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:49:55,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:55,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:55,826 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:55,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,833 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:55,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,839 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,844 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:49:55,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,845 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:49:55,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,851 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,856 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:49:55,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,858 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-03-24 23:49:55,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:49:55,864 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:49:55,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,870 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:49:55,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:55,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:55,876 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-03-24 23:49:55,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,883 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,887 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:49:55,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,888 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,892 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:49:55,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,893 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:49:55,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:55,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:55,899 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,903 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:49:55,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,904 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,907 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:49:55,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,908 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,912 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:49:55,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,913 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,917 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-24 23:49:55,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:49:55,918 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:49:55,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:55,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:55,923 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:55,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2021-03-24 23:49:55,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:55,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:55,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:55,928 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-03-24 23:49:56,122 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2021-03-24 23:49:56,122 INFO L628 ElimStorePlain]: treesize reduction 99, result has 69.2 percent of original size [2021-03-24 23:49:56,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:49:56,124 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-03-24 23:49:56,124 INFO L247 ElimStorePlain]: Needed 31 recursive calls to eliminate 1 variables, input treesize:1327, output treesize:222 [2021-03-24 23:49:56,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:49:56,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-03-24 23:49:56,235 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.6 percent of original size [2021-03-24 23:49:56,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-03-24 23:49:56,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-03-24 23:49:56,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-03-24 23:49:56,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-03-24 23:49:56,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 242 [2021-03-24 23:49:56,243 INFO L142 QuantifierPusher]: treesize reduction 2, result has 99.2 percent of original size [2021-03-24 23:49:56,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,245 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 8, 11, 1] term [2021-03-24 23:49:56,245 INFO L725 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2021-03-24 23:49:56,245 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,246 INFO L147 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size 7 [2021-03-24 23:49:56,246 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:56,247 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,248 INFO L147 QuantifierPusher]: treesize reduction 3, result has 72.7 percent of original size 8 [2021-03-24 23:49:56,248 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:56,248 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,249 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-03-24 23:49:56,251 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-24 23:49:56,251 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,251 INFO L142 QuantifierPusher]: treesize reduction -2, result has 106.3 percent of original size [2021-03-24 23:49:56,252 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-03-24 23:49:56,253 INFO L147 QuantifierPusher]: treesize reduction 66, result has 76.8 percent of original size 219 [2021-03-24 23:49:56,254 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:56,254 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,256 INFO L142 QuantifierPusher]: treesize reduction 454, result has 21.6 percent of original size [2021-03-24 23:49:56,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-24 23:49:56,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-24 23:49:56,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-24 23:49:56,366 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.0 percent of original size [2021-03-24 23:49:56,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:49:56,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-03-24 23:49:56,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-24 23:49:56,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-03-24 23:49:56,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-03-24 23:49:56,371 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.1 percent of original size [2021-03-24 23:49:56,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,372 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 4, 7, 1] term [2021-03-24 23:49:56,372 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-03-24 23:49:56,372 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,373 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:56,373 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,373 INFO L142 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size [2021-03-24 23:49:56,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:56,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:49:56,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:56,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,376 INFO L147 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size 7 [2021-03-24 23:49:56,376 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:56,377 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:56,378 INFO L147 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size 11 [2021-03-24 23:49:56,378 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:56,379 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:49:56,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 23:49:56,381 INFO L147 QuantifierPusher]: treesize reduction 35, result has 71.8 percent of original size 89 [2021-03-24 23:49:56,381 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-03-24 23:49:56,381 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,382 INFO L142 QuantifierPusher]: treesize reduction 78, result has 47.3 percent of original size [2021-03-24 23:49:56,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:49:56,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:49:56,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 23:49:56,411 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 23:49:56,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:49:56,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 23:49:56,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:49:56,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,413 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-24 23:49:56,413 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:49:56,414 INFO L142 QuantifierPusher]: treesize reduction 61, result has 31.5 percent of original size [2021-03-24 23:49:56,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:56,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:56,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:49:56,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:56,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:56,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:56,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:56,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:56,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:56,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:56,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:56,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:56,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:56,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:56,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:49:56,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:49:56,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:49:56,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:49:56,428 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-03-24 23:49:56,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610413554] [2021-03-24 23:49:56,428 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-24 23:49:56,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:49:56,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-24 23:49:56,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-03-24 23:49:56,429 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 29 [2021-03-24 23:49:56,429 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 998 places, 1557 transitions, 65985 flow. Second operand has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:49:56,429 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:49:56,429 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 29 [2021-03-24 23:49:56,429 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:49:57,236 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2021-03-24 23:49:57,841 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 49 [2021-03-24 23:49:58,037 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2021-03-24 23:49:58,890 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 42 [2021-03-24 23:49:59,075 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 50 [2021-03-24 23:49:59,265 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2021-03-24 23:50:04,400 INFO L129 PetriNetUnfolder]: 3739/8206 cut-off events. [2021-03-24 23:50:04,401 INFO L130 PetriNetUnfolder]: For 1080554/1080607 co-relation queries the response was YES. [2021-03-24 23:50:04,613 INFO L84 FinitePrefix]: Finished finitePrefix Result has 138514 conditions, 8206 events. 3739/8206 cut-off events. For 1080554/1080607 co-relation queries the response was YES. Maximal size of possible extension queue 883. Compared 80199 event pairs, 810 based on Foata normal form. 11/8209 useless extension candidates. Maximal degree in co-relation 138113. Up to 4329 conditions per place. [2021-03-24 23:50:04,682 INFO L132 encePairwiseOnDemand]: 19/29 looper letters, 952 selfloop transitions, 671 changer transitions 5/1634 dead transitions. [2021-03-24 23:50:04,683 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1014 places, 1634 transitions, 72462 flow [2021-03-24 23:50:04,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-24 23:50:04,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-24 23:50:04,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 340 transitions. [2021-03-24 23:50:04,684 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6513409961685823 [2021-03-24 23:50:04,684 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 340 transitions. [2021-03-24 23:50:04,684 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 340 transitions. [2021-03-24 23:50:04,684 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:50:04,684 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 340 transitions. [2021-03-24 23:50:04,684 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 18.88888888888889) internal successors, (340), 18 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:50:04,684 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 29.0) internal successors, (551), 19 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) [2021-03-24 23:50:04,684 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 29.0) internal successors, (551), 19 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) [2021-03-24 23:50:04,684 INFO L185 Difference]: Start difference. First operand has 998 places, 1557 transitions, 65985 flow. Second operand 18 states and 340 transitions. [2021-03-24 23:50:04,684 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1014 places, 1634 transitions, 72462 flow Received shutdown request... [2021-03-24 23:50:07,067 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 87 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable918 [2021-03-24 23:50:07,067 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-24 23:50:07,069 WARN L224 ceAbstractionStarter]: Timeout [2021-03-24 23:50:07,070 INFO L202 PluginConnector]: Adding new model name-comparator-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.03 11:50:07 BasicIcfg [2021-03-24 23:50:07,070 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-24 23:50:07,070 INFO L168 Benchmark]: Toolchain (without parser) took 817175.67 ms. Allocated memory was 346.0 MB in the beginning and 11.7 GB in the end (delta: 11.3 GB). Free memory was 326.4 MB in the beginning and 6.2 GB in the end (delta: -5.9 GB). Peak memory consumption was 5.4 GB. Max. memory is 16.0 GB. [2021-03-24 23:50:07,070 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 346.0 MB. Free memory was 327.7 MB in the beginning and 327.7 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 23:50:07,070 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.05 ms. Allocated memory is still 346.0 MB. Free memory was 326.3 MB in the beginning and 324.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 23:50:07,070 INFO L168 Benchmark]: Boogie Preprocessor took 15.56 ms. Allocated memory is still 346.0 MB. Free memory was 324.8 MB in the beginning and 323.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-24 23:50:07,070 INFO L168 Benchmark]: RCFGBuilder took 590.63 ms. Allocated memory is still 346.0 MB. Free memory was 323.7 MB in the beginning and 317.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.0 GB. [2021-03-24 23:50:07,070 INFO L168 Benchmark]: TraceAbstraction took 816544.89 ms. Allocated memory was 346.0 MB in the beginning and 11.7 GB in the end (delta: 11.3 GB). Free memory was 317.3 MB in the beginning and 6.2 GB in the end (delta: -5.9 GB). Peak memory consumption was 5.4 GB. Max. memory is 16.0 GB. [2021-03-24 23:50:07,071 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 0.12 ms. Allocated memory is still 346.0 MB. Free memory was 327.7 MB in the beginning and 327.7 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 20.05 ms. Allocated memory is still 346.0 MB. Free memory was 326.3 MB in the beginning and 324.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 15.56 ms. Allocated memory is still 346.0 MB. Free memory was 324.8 MB in the beginning and 323.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 590.63 ms. Allocated memory is still 346.0 MB. Free memory was 323.7 MB in the beginning and 317.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 816544.89 ms. Allocated memory was 346.0 MB in the beginning and 11.7 GB in the end (delta: 11.3 GB). Free memory was 317.3 MB in the beginning and 6.2 GB in the end (delta: -5.9 GB). Peak memory consumption was 5.4 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 292.1ms, 27 PlacesBefore, 23 PlacesAfterwards, 20 TransitionsBefore, 16 TransitionsAfterwards, 144 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 3 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 30 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 30, positive: 30, positive conditional: 0, positive unconditional: 30, 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: 30, positive: 30, positive conditional: 0, positive unconditional: 30, 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: 30, positive: 30, positive conditional: 0, positive unconditional: 30, 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: 30, positive: 30, positive conditional: 0, positive unconditional: 30, 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: 30, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 30, unknown conditional: 0, unknown unconditional: 30] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 114). Cancelled while executing RemoveRedundantFlow. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 23 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 4.7ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 816429.6ms, OverallIterations: 231, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 758557.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 350.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1636 SDtfs, 5881 SDslu, 846 SDs, 0 SdLazy, 37619 SolverSat, 1523 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15235.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4011 GetRequests, 1090 SyntacticMatches, 44 SemanticMatches, 2877 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4484 ImplicationChecksByTransitivity, 69034.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=65985occurred in iteration=230, InterpolantAutomatonStates: 1839, 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: 491.6ms SsaConstructionTime, 1230.9ms SatisfiabilityAnalysisTime, 35743.7ms InterpolantComputationTime, 4503 NumberOfCodeBlocks, 4503 NumberOfCodeBlocksAsserted, 380 NumberOfCheckSat, 4186 ConstructedInterpolants, 0 QuantifiedInterpolants, 44677 SizeOfPredicates, 717 NumberOfNonLiveVariables, 6096 ConjunctsInSsa, 1761 ConjunctsInUnsatCore, 317 InterpolantComputations, 174 PerfectInterpolantSequences, 158/382 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