/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/parallel/parallel-sum-1.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065 [2021-06-11 01:53:35,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-11 01:53:35,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-11 01:53:35,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-11 01:53:35,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-11 01:53:35,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-11 01:53:35,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-11 01:53:35,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-11 01:53:35,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-11 01:53:35,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-11 01:53:35,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-11 01:53:35,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-11 01:53:35,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-11 01:53:35,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-11 01:53:35,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-11 01:53:35,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-11 01:53:35,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-11 01:53:35,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-11 01:53:35,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-11 01:53:35,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-11 01:53:35,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-11 01:53:35,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-11 01:53:35,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-11 01:53:35,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-11 01:53:35,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-11 01:53:35,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-11 01:53:35,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-11 01:53:35,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-11 01:53:35,393 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 [2021-06-11 01:53:35,418 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-11 01:53:35,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-11 01:53:35,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-11 01:53:35,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-11 01:53:35,420 INFO L138 SettingsManager]: * Use SBE=true [2021-06-11 01:53:35,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-11 01:53:35,420 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-11 01:53:35,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-11 01:53:35,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-11 01:53:35,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-11 01:53:35,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-11 01:53:35,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-11 01:53:35,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-11 01:53:35,421 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-11 01:53:35,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-11 01:53:35,421 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-11 01:53:35,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-11 01:53:35,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-11 01:53:35,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-11 01:53:35,422 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-11 01:53:35,422 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-11 01:53:35,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 01:53:35,422 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-11 01:53:35,422 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-11 01:53:35,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-11 01:53:35,422 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-11 01:53:35,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-11 01:53:35,423 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-11 01:53:35,423 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-11 01:53:35,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-11 01:53:35,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-11 01:53:35,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-11 01:53:35,667 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-11 01:53:35,668 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-11 01:53:35,668 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-1.wvr.bpl [2021-06-11 01:53:35,669 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-1.wvr.bpl' [2021-06-11 01:53:35,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-11 01:53:35,700 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-11 01:53:35,700 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-11 01:53:35,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-11 01:53:35,701 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-11 01:53:35,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 01:53:35" (1/1) ... [2021-06-11 01:53:35,713 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 01:53:35" (1/1) ... [2021-06-11 01:53:35,717 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-11 01:53:35,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-11 01:53:35,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-11 01:53:35,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-11 01:53:35,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 01:53:35" (1/1) ... [2021-06-11 01:53:35,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 01:53:35" (1/1) ... [2021-06-11 01:53:35,724 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 01:53:35" (1/1) ... [2021-06-11 01:53:35,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 01:53:35" (1/1) ... [2021-06-11 01:53:35,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 01:53:35" (1/1) ... [2021-06-11 01:53:35,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 01:53:35" (1/1) ... [2021-06-11 01:53:35,727 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 01:53:35" (1/1) ... [2021-06-11 01:53:35,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-11 01:53:35,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-11 01:53:35,729 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-11 01:53:35,729 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-11 01:53:35,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 01:53:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 01:53:35,770 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-11 01:53:35,770 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-11 01:53:35,770 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-11 01:53:35,770 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-11 01:53:35,770 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-11 01:53:35,770 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-11 01:53:35,770 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-11 01:53:35,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-11 01:53:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-11 01:53:35,771 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-11 01:53:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-11 01:53:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-11 01:53:35,771 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-06-11 01:53:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-06-11 01:53:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-06-11 01:53:35,772 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-11 01:53:36,024 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-11 01:53:36,024 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-06-11 01:53:36,025 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-06-11 01:53:36,025 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-06-11 01:53:36,025 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread3EXIT is neither atomic block end nor error location. [2021-06-11 01:53:36,026 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread4EXIT is neither atomic block end nor error location. [2021-06-11 01:53:36,026 INFO L202 PluginConnector]: Adding new model parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 01:53:36 BoogieIcfgContainer [2021-06-11 01:53:36,027 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-11 01:53:36,028 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-11 01:53:36,028 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-11 01:53:36,033 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-11 01:53:36,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 01:53:35" (1/2) ... [2021-06-11 01:53:36,034 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f9ed884 and model type parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 01:53:36, skipping insertion in model container [2021-06-11 01:53:36,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 01:53:36" (2/2) ... [2021-06-11 01:53:36,035 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-sum-1.wvr.bpl [2021-06-11 01:53:36,038 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-11 01:53:36,041 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-06-11 01:53:36,041 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-11 01:53:36,109 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-11 01:53:36,123 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-06-11 01:53:36,147 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 01:53:36,148 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 01:53:36,148 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 01:53:36,148 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 01:53:36,148 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 01:53:36,148 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 01:53:36,148 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 01:53:36,148 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 01:53:36,156 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 38 places, 29 transitions, 90 flow [2021-06-11 01:53:36,183 INFO L129 PetriNetUnfolder]: 4/25 cut-off events. [2021-06-11 01:53:36,183 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-06-11 01:53:36,186 INFO L84 FinitePrefix]: Finished finitePrefix Result has 42 conditions, 25 events. 4/25 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 23 event pairs, 0 based on Foata normal form. 0/20 useless extension candidates. Maximal degree in co-relation 21. Up to 2 conditions per place. [2021-06-11 01:53:36,186 INFO L82 GeneralOperation]: Start removeDead. Operand has 38 places, 29 transitions, 90 flow [2021-06-11 01:53:36,189 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 32 places, 23 transitions, 70 flow [2021-06-11 01:53:36,190 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 01:53:36,201 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 32 places, 23 transitions, 70 flow [2021-06-11 01:53:36,204 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 32 places, 23 transitions, 70 flow [2021-06-11 01:53:36,206 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 32 places, 23 transitions, 70 flow [2021-06-11 01:53:36,216 INFO L129 PetriNetUnfolder]: 4/23 cut-off events. [2021-06-11 01:53:36,216 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-06-11 01:53:36,217 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40 conditions, 23 events. 4/23 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 29 event pairs, 0 based on Foata normal form. 0/19 useless extension candidates. Maximal degree in co-relation 21. Up to 2 conditions per place. [2021-06-11 01:53:36,218 INFO L151 LiptonReduction]: Number of co-enabled transitions 180 [2021-06-11 01:53:36,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 01:53:36,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 01:53:36,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 01:53:36,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 01:53:36,430 INFO L163 LiptonReduction]: Checked pairs total: 96 [2021-06-11 01:53:36,430 INFO L165 LiptonReduction]: Total number of compositions: 5 [2021-06-11 01:53:36,436 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 247 [2021-06-11 01:53:36,448 INFO L129 PetriNetUnfolder]: 4/17 cut-off events. [2021-06-11 01:53:36,448 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-06-11 01:53:36,449 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:36,449 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:36,449 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:36,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:36,454 INFO L82 PathProgramCache]: Analyzing trace with hash -2009852297, now seen corresponding path program 1 times [2021-06-11 01:53:36,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:36,459 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572003366] [2021-06-11 01:53:36,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:36,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:36,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:36,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572003366] [2021-06-11 01:53:36,531 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 01:53:36,531 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 01:53:36,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595155796] [2021-06-11 01:53:36,536 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 01:53:36,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:36,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 01:53:36,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 01:53:36,545 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 01:53:36,546 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 27 places, 18 transitions, 60 flow. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:36,546 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:36,546 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 01:53:36,547 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:36,564 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][16], [18#L36true, thread4Thread1of1ForFork3InUse, 21#L79true, thread2Thread1of1ForFork1InUse, thread1Thread1of1ForFork0InUse, 9#L62true, thread3Thread1of1ForFork2InUse, 42#true, 10#L49true, 29#L23true]) [2021-06-11 01:53:36,565 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is cut-off event [2021-06-11 01:53:36,565 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-06-11 01:53:36,565 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-06-11 01:53:36,565 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-06-11 01:53:36,571 INFO L129 PetriNetUnfolder]: 19/45 cut-off events. [2021-06-11 01:53:36,571 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-06-11 01:53:36,572 INFO L84 FinitePrefix]: Finished finitePrefix Result has 92 conditions, 45 events. 19/45 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 90 event pairs, 0 based on Foata normal form. 1/40 useless extension candidates. Maximal degree in co-relation 64. Up to 22 conditions per place. [2021-06-11 01:53:36,573 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 5 selfloop transitions, 5 changer transitions 0/22 dead transitions. [2021-06-11 01:53:36,573 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 29 places, 22 transitions, 88 flow [2021-06-11 01:53:36,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 01:53:36,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 01:53:36,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 77 transitions. [2021-06-11 01:53:36,580 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7549019607843137 [2021-06-11 01:53:36,580 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 77 transitions. [2021-06-11 01:53:36,580 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 77 transitions. [2021-06-11 01:53:36,581 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:36,582 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 77 transitions. [2021-06-11 01:53:36,583 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:36,585 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 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) [2021-06-11 01:53:36,586 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 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) [2021-06-11 01:53:36,587 INFO L185 Difference]: Start difference. First operand has 27 places, 18 transitions, 60 flow. Second operand 3 states and 77 transitions. [2021-06-11 01:53:36,587 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 29 places, 22 transitions, 88 flow [2021-06-11 01:53:36,589 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 21 places, 22 transitions, 72 flow, removed 0 selfloop flow, removed 8 redundant places. [2021-06-11 01:53:36,590 INFO L241 Difference]: Finished difference. Result has 22 places, 22 transitions, 77 flow [2021-06-11 01:53:36,591 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=44, PETRI_DIFFERENCE_MINUEND_PLACES=19, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=18, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=13, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=77, PETRI_PLACES=22, PETRI_TRANSITIONS=22} [2021-06-11 01:53:36,591 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, -5 predicate places. [2021-06-11 01:53:36,591 INFO L480 AbstractCegarLoop]: Abstraction has has 22 places, 22 transitions, 77 flow [2021-06-11 01:53:36,592 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:36,592 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:36,592 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:36,592 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-11 01:53:36,592 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:36,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:36,593 INFO L82 PathProgramCache]: Analyzing trace with hash 1820931043, now seen corresponding path program 1 times [2021-06-11 01:53:36,593 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:36,593 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911472266] [2021-06-11 01:53:36,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:36,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:36,629 INFO L142 QuantifierPusher]: treesize reduction 27, result has 27.0 percent of original size [2021-06-11 01:53:36,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:36,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:53:36,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:36,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911472266] [2021-06-11 01:53:36,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1782266162] [2021-06-11 01:53:36,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:36,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:36,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-11 01:53:36,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:36,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:36,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:36,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:36,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:36,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:36,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:36,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:36,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:36,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:36,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:36,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:36,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:36,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:36,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:36,819 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-11 01:53:36,819 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 4 [2021-06-11 01:53:36,819 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724130393] [2021-06-11 01:53:36,820 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 01:53:36,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:36,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 01:53:36,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-11 01:53:36,821 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 01:53:36,821 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 22 places, 22 transitions, 77 flow. Second operand has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:36,821 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:36,821 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 01:53:36,821 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:36,847 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][16], [18#L36true, 21#L79true, 54#(<= i2 i1), 9#L62true, 10#L49true, 42#true, 29#L23true, Black: 44#(= s2 s1)]) [2021-06-11 01:53:36,847 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-06-11 01:53:36,847 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:36,847 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-06-11 01:53:36,847 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-06-11 01:53:36,848 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([99] thread2EXIT-->L81: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][26], [23#L81true, 9#L62true, 10#L49true, 42#true, 76#(<= (+ i2 1) i1), Black: 44#(= s2 s1)]) [2021-06-11 01:53:36,848 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-06-11 01:53:36,848 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-06-11 01:53:36,848 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:53:36,848 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:53:36,852 INFO L129 PetriNetUnfolder]: 34/72 cut-off events. [2021-06-11 01:53:36,852 INFO L130 PetriNetUnfolder]: For 11/21 co-relation queries the response was YES. [2021-06-11 01:53:36,853 INFO L84 FinitePrefix]: Finished finitePrefix Result has 162 conditions, 72 events. 34/72 cut-off events. For 11/21 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 162 event pairs, 0 based on Foata normal form. 7/72 useless extension candidates. Maximal degree in co-relation 124. Up to 39 conditions per place. [2021-06-11 01:53:36,853 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 7 selfloop transitions, 12 changer transitions 0/31 dead transitions. [2021-06-11 01:53:36,853 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 25 places, 31 transitions, 151 flow [2021-06-11 01:53:36,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 01:53:36,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 01:53:36,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 104 transitions. [2021-06-11 01:53:36,854 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7647058823529411 [2021-06-11 01:53:36,854 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 104 transitions. [2021-06-11 01:53:36,855 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 104 transitions. [2021-06-11 01:53:36,855 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:36,855 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 104 transitions. [2021-06-11 01:53:36,855 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 26.0) internal successors, (104), 4 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) [2021-06-11 01:53:36,856 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 34.0) internal successors, (170), 5 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:36,856 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 34.0) internal successors, (170), 5 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:36,856 INFO L185 Difference]: Start difference. First operand has 22 places, 22 transitions, 77 flow. Second operand 4 states and 104 transitions. [2021-06-11 01:53:36,856 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 25 places, 31 transitions, 151 flow [2021-06-11 01:53:36,857 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 24 places, 31 transitions, 146 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 01:53:36,858 INFO L241 Difference]: Finished difference. Result has 27 places, 29 transitions, 160 flow [2021-06-11 01:53:36,858 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=72, PETRI_DIFFERENCE_MINUEND_PLACES=21, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=160, PETRI_PLACES=27, PETRI_TRANSITIONS=29} [2021-06-11 01:53:36,858 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 0 predicate places. [2021-06-11 01:53:36,858 INFO L480 AbstractCegarLoop]: Abstraction has has 27 places, 29 transitions, 160 flow [2021-06-11 01:53:36,858 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:36,858 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:36,859 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:37,073 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-06-11 01:53:37,073 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:37,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:37,074 INFO L82 PathProgramCache]: Analyzing trace with hash 1072818718, now seen corresponding path program 1 times [2021-06-11 01:53:37,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:37,074 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076856663] [2021-06-11 01:53:37,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:37,141 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 01:53:37,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,146 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.8 percent of original size [2021-06-11 01:53:37,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:37,154 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-06-11 01:53:37,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:37,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076856663] [2021-06-11 01:53:37,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2099315388] [2021-06-11 01:53:37,161 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 [2021-06-11 01:53:37,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:37,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-11 01:53:37,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:37,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,207 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-06-11 01:53:37,207 INFO L142 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size [2021-06-11 01:53:37,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:37,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:37,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:37,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:37,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:37,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:37,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:37,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:37,239 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-06-11 01:53:37,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:37,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:37,242 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:53:37,244 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:37,245 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:53:37,246 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:8 [2021-06-11 01:53:37,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:37,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:37,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:37,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:37,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:37,285 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2021-06-11 01:53:37,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338107625] [2021-06-11 01:53:37,286 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-11 01:53:37,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:37,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-11 01:53:37,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-06-11 01:53:37,287 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:53:37,287 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 27 places, 29 transitions, 160 flow. Second operand has 7 states, 7 states have (on average 19.0) internal successors, (133), 7 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:37,287 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:37,287 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:53:37,288 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:37,373 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][18], [Black: 76#(<= (+ i2 1) i1), Black: 47#true, 18#L36true, 99#true, 21#L79true, 54#(<= i2 i1), 9#L62true, 10#L49true, 29#L23true, Black: 44#(= s2 s1)]) [2021-06-11 01:53:37,373 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-06-11 01:53:37,373 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 01:53:37,373 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:37,373 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 01:53:37,379 INFO L129 PetriNetUnfolder]: 48/100 cut-off events. [2021-06-11 01:53:37,379 INFO L130 PetriNetUnfolder]: For 93/167 co-relation queries the response was YES. [2021-06-11 01:53:37,380 INFO L84 FinitePrefix]: Finished finitePrefix Result has 310 conditions, 100 events. 48/100 cut-off events. For 93/167 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 284 event pairs, 0 based on Foata normal form. 17/105 useless extension candidates. Maximal degree in co-relation 256. Up to 55 conditions per place. [2021-06-11 01:53:37,381 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 12 selfloop transitions, 13 changer transitions 0/37 dead transitions. [2021-06-11 01:53:37,381 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 37 transitions, 270 flow [2021-06-11 01:53:37,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 01:53:37,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 01:53:37,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 109 transitions. [2021-06-11 01:53:37,382 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6411764705882353 [2021-06-11 01:53:37,382 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 109 transitions. [2021-06-11 01:53:37,382 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 109 transitions. [2021-06-11 01:53:37,383 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:37,383 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 109 transitions. [2021-06-11 01:53:37,383 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 21.8) internal successors, (109), 5 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:37,384 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 34.0) internal successors, (204), 6 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) [2021-06-11 01:53:37,384 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 34.0) internal successors, (204), 6 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) [2021-06-11 01:53:37,384 INFO L185 Difference]: Start difference. First operand has 27 places, 29 transitions, 160 flow. Second operand 5 states and 109 transitions. [2021-06-11 01:53:37,384 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 31 places, 37 transitions, 270 flow [2021-06-11 01:53:37,386 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 31 places, 37 transitions, 270 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 01:53:37,387 INFO L241 Difference]: Finished difference. Result has 33 places, 37 transitions, 276 flow [2021-06-11 01:53:37,387 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=160, PETRI_DIFFERENCE_MINUEND_PLACES=27, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=276, PETRI_PLACES=33, PETRI_TRANSITIONS=37} [2021-06-11 01:53:37,387 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 6 predicate places. [2021-06-11 01:53:37,387 INFO L480 AbstractCegarLoop]: Abstraction has has 33 places, 37 transitions, 276 flow [2021-06-11 01:53:37,387 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 19.0) internal successors, (133), 7 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:37,388 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:37,388 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:37,600 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:37,601 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:37,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:37,601 INFO L82 PathProgramCache]: Analyzing trace with hash 289047368, now seen corresponding path program 1 times [2021-06-11 01:53:37,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:37,602 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663854913] [2021-06-11 01:53:37,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:37,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:37,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:53:37,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:37,621 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663854913] [2021-06-11 01:53:37,621 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [551694859] [2021-06-11 01:53:37,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:37,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:37,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-11 01:53:37,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:37,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:37,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:37,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:37,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:37,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:37,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:37,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:37,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:37,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:37,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:37,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:37,707 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-11 01:53:37,707 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 4 [2021-06-11 01:53:37,707 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929427113] [2021-06-11 01:53:37,707 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 01:53:37,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:37,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 01:53:37,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-11 01:53:37,708 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 01:53:37,708 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 33 places, 37 transitions, 276 flow. Second operand has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:37,708 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:37,708 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 01:53:37,708 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:37,735 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][17], [Black: 76#(<= (+ i2 1) i1), Black: 47#true, 99#true, 9#L62true, 10#L49true, Black: 44#(= s2 s1), 18#L36true, 21#L79true, 54#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 29#L23true, 158#true]) [2021-06-11 01:53:37,736 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-06-11 01:53:37,736 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:37,736 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 01:53:37,736 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 01:53:37,749 INFO L129 PetriNetUnfolder]: 63/129 cut-off events. [2021-06-11 01:53:37,750 INFO L130 PetriNetUnfolder]: For 236/354 co-relation queries the response was YES. [2021-06-11 01:53:37,750 INFO L84 FinitePrefix]: Finished finitePrefix Result has 468 conditions, 129 events. 63/129 cut-off events. For 236/354 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 402 event pairs, 0 based on Foata normal form. 17/132 useless extension candidates. Maximal degree in co-relation 396. Up to 72 conditions per place. [2021-06-11 01:53:37,751 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 21 selfloop transitions, 13 changer transitions 0/46 dead transitions. [2021-06-11 01:53:37,751 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 36 places, 46 transitions, 408 flow [2021-06-11 01:53:37,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 01:53:37,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 01:53:37,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 104 transitions. [2021-06-11 01:53:37,757 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7647058823529411 [2021-06-11 01:53:37,758 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 104 transitions. [2021-06-11 01:53:37,758 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 104 transitions. [2021-06-11 01:53:37,758 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:37,758 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 104 transitions. [2021-06-11 01:53:37,758 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 26.0) internal successors, (104), 4 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) [2021-06-11 01:53:37,759 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 34.0) internal successors, (170), 5 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:37,759 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 34.0) internal successors, (170), 5 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:37,759 INFO L185 Difference]: Start difference. First operand has 33 places, 37 transitions, 276 flow. Second operand 4 states and 104 transitions. [2021-06-11 01:53:37,759 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 36 places, 46 transitions, 408 flow [2021-06-11 01:53:37,761 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 34 places, 46 transitions, 374 flow, removed 10 selfloop flow, removed 2 redundant places. [2021-06-11 01:53:37,762 INFO L241 Difference]: Finished difference. Result has 37 places, 44 transitions, 358 flow [2021-06-11 01:53:37,762 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=242, PETRI_DIFFERENCE_MINUEND_PLACES=31, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=358, PETRI_PLACES=37, PETRI_TRANSITIONS=44} [2021-06-11 01:53:37,762 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 10 predicate places. [2021-06-11 01:53:37,762 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 44 transitions, 358 flow [2021-06-11 01:53:37,763 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:37,763 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:37,763 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:37,963 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:37,963 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:37,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:37,964 INFO L82 PathProgramCache]: Analyzing trace with hash -49761702, now seen corresponding path program 2 times [2021-06-11 01:53:37,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:37,964 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430154747] [2021-06-11 01:53:37,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:37,981 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 01:53:37,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:37,987 INFO L142 QuantifierPusher]: treesize reduction 27, result has 12.9 percent of original size [2021-06-11 01:53:37,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:53:37,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:37,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 01:53:38,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:53:38,002 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 01:53:38,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430154747] [2021-06-11 01:53:38,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [272270022] [2021-06-11 01:53:38,003 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:38,050 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 01:53:38,050 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:38,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-11 01:53:38,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:38,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:38,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:38,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:38,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:38,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:38,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:38,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:38,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:38,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:38,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:38,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:38,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:38,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:38,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:38,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:38,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:38,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:38,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:38,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:38,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:38,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:38,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:38,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,165 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:38,165 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:38,165 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 4] total 7 [2021-06-11 01:53:38,166 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052936897] [2021-06-11 01:53:38,166 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-11 01:53:38,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:38,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-11 01:53:38,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-06-11 01:53:38,167 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 34 [2021-06-11 01:53:38,167 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 44 transitions, 358 flow. Second operand has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:38,167 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:38,167 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 34 [2021-06-11 01:53:38,167 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:38,259 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][20], [Black: 76#(<= (+ i2 1) i1), Black: 47#true, 9#L62true, 10#L49true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 44#(= s2 s1), Black: 165#(<= i1 i2), Black: 184#(<= (+ i1 1) i2), 18#L36true, 21#L79true, 54#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 29#L23true, 158#true]) [2021-06-11 01:53:38,259 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 01:53:38,259 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 01:53:38,259 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 01:53:38,259 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:38,262 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([99] thread2EXIT-->L81: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][50], [Black: 54#(<= i2 i1), Black: 47#true, 9#L62true, 10#L49true, 76#(<= (+ i2 1) i1), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), Black: 44#(= s2 s1), Black: 165#(<= i1 i2), Black: 184#(<= (+ i1 1) i2), 23#L81true, Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 158#true]) [2021-06-11 01:53:38,262 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 01:53:38,262 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:53:38,262 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 01:53:38,262 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:53:38,279 INFO L129 PetriNetUnfolder]: 121/240 cut-off events. [2021-06-11 01:53:38,279 INFO L130 PetriNetUnfolder]: For 548/668 co-relation queries the response was YES. [2021-06-11 01:53:38,280 INFO L84 FinitePrefix]: Finished finitePrefix Result has 930 conditions, 240 events. 121/240 cut-off events. For 548/668 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 939 event pairs, 0 based on Foata normal form. 40/258 useless extension candidates. Maximal degree in co-relation 806. Up to 122 conditions per place. [2021-06-11 01:53:38,283 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 12 selfloop transitions, 52 changer transitions 0/76 dead transitions. [2021-06-11 01:53:38,283 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 76 transitions, 802 flow [2021-06-11 01:53:38,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-11 01:53:38,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-11 01:53:38,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 238 transitions. [2021-06-11 01:53:38,284 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7 [2021-06-11 01:53:38,284 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 238 transitions. [2021-06-11 01:53:38,284 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 238 transitions. [2021-06-11 01:53:38,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:38,285 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 238 transitions. [2021-06-11 01:53:38,285 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 23.8) internal successors, (238), 10 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:38,286 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 34.0) internal successors, (374), 11 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:38,286 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 34.0) internal successors, (374), 11 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:38,286 INFO L185 Difference]: Start difference. First operand has 37 places, 44 transitions, 358 flow. Second operand 10 states and 238 transitions. [2021-06-11 01:53:38,286 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 76 transitions, 802 flow [2021-06-11 01:53:38,290 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 76 transitions, 770 flow, removed 16 selfloop flow, removed 0 redundant places. [2021-06-11 01:53:38,292 INFO L241 Difference]: Finished difference. Result has 49 places, 74 transitions, 807 flow [2021-06-11 01:53:38,292 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=346, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=807, PETRI_PLACES=49, PETRI_TRANSITIONS=74} [2021-06-11 01:53:38,292 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 22 predicate places. [2021-06-11 01:53:38,292 INFO L480 AbstractCegarLoop]: Abstraction has has 49 places, 74 transitions, 807 flow [2021-06-11 01:53:38,292 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:38,292 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:38,292 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:38,509 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:38,510 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:38,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:38,510 INFO L82 PathProgramCache]: Analyzing trace with hash 497726725, now seen corresponding path program 1 times [2021-06-11 01:53:38,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:38,510 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555804714] [2021-06-11 01:53:38,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:38,533 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 01:53:38,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:38,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:38,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:38,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:53:38,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:38,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555804714] [2021-06-11 01:53:38,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1084129906] [2021-06-11 01:53:38,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:38,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:38,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-11 01:53:38,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:38,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:38,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:38,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:38,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:38,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:38,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:38,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:38,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:38,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:38,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:38,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:38,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:38,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:38,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:38,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:38,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:38,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:38,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:38,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:38,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:38,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:38,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:38,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:38,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,670 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:38,670 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-11 01:53:38,670 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 7 [2021-06-11 01:53:38,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751534794] [2021-06-11 01:53:38,671 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-11 01:53:38,671 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:38,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-11 01:53:38,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-06-11 01:53:38,671 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 01:53:38,672 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 74 transitions, 807 flow. Second operand has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:38,672 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:38,672 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 01:53:38,672 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:38,702 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][18], [Black: 76#(<= (+ i2 1) i1), Black: 47#true, 9#L62true, 10#L49true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 44#(= s2 s1), Black: 165#(<= i1 i2), Black: 184#(<= (+ i1 1) i2), 18#L36true, Black: 214#(not (= i1 (+ i2 1))), Black: 218#(<= i2 i1), 21#L79true, 54#(<= i2 i1), 279#true, Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 29#L23true, 158#true]) [2021-06-11 01:53:38,702 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 01:53:38,702 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 01:53:38,702 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:38,702 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 01:53:38,714 INFO L129 PetriNetUnfolder]: 144/289 cut-off events. [2021-06-11 01:53:38,714 INFO L130 PetriNetUnfolder]: For 840/946 co-relation queries the response was YES. [2021-06-11 01:53:38,715 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1330 conditions, 289 events. 144/289 cut-off events. For 840/946 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1225 event pairs, 0 based on Foata normal form. 35/302 useless extension candidates. Maximal degree in co-relation 1160. Up to 148 conditions per place. [2021-06-11 01:53:38,718 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 30 selfloop transitions, 48 changer transitions 0/90 dead transitions. [2021-06-11 01:53:38,718 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 90 transitions, 1161 flow [2021-06-11 01:53:38,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 01:53:38,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 01:53:38,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 131 transitions. [2021-06-11 01:53:38,718 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7705882352941177 [2021-06-11 01:53:38,718 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 131 transitions. [2021-06-11 01:53:38,719 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 131 transitions. [2021-06-11 01:53:38,719 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:38,719 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 131 transitions. [2021-06-11 01:53:38,719 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 26.2) internal successors, (131), 5 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) [2021-06-11 01:53:38,720 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 34.0) internal successors, (204), 6 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) [2021-06-11 01:53:38,720 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 34.0) internal successors, (204), 6 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) [2021-06-11 01:53:38,720 INFO L185 Difference]: Start difference. First operand has 49 places, 74 transitions, 807 flow. Second operand 5 states and 131 transitions. [2021-06-11 01:53:38,720 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 90 transitions, 1161 flow [2021-06-11 01:53:38,724 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 90 transitions, 1000 flow, removed 78 selfloop flow, removed 1 redundant places. [2021-06-11 01:53:38,725 INFO L241 Difference]: Finished difference. Result has 54 places, 88 transitions, 1005 flow [2021-06-11 01:53:38,725 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=666, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=37, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1005, PETRI_PLACES=54, PETRI_TRANSITIONS=88} [2021-06-11 01:53:38,725 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 27 predicate places. [2021-06-11 01:53:38,725 INFO L480 AbstractCegarLoop]: Abstraction has has 54 places, 88 transitions, 1005 flow [2021-06-11 01:53:38,725 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:38,726 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:38,726 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:38,936 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-11 01:53:38,937 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:38,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:38,937 INFO L82 PathProgramCache]: Analyzing trace with hash 1280353494, now seen corresponding path program 3 times [2021-06-11 01:53:38,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:38,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599893895] [2021-06-11 01:53:38,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:38,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:38,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:38,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 01:53:38,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:38,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:53:38,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:38,975 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599893895] [2021-06-11 01:53:38,975 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1770356798] [2021-06-11 01:53:38,975 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-06-11 01:53:39,003 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-11 01:53:39,004 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:39,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 7 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:39,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:39,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:39,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:39,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:39,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:39,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:39,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:39,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:39,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:39,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:39,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:39,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:39,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:39,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:39,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:39,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:39,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:39,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:39,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:39,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:39,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:39,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:39,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:39,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,072 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:39,072 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:39,072 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 6 [2021-06-11 01:53:39,072 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160088412] [2021-06-11 01:53:39,072 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-11 01:53:39,072 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:39,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-11 01:53:39,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-06-11 01:53:39,074 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 01:53:39,074 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 88 transitions, 1005 flow. Second operand has 8 states, 8 states have (on average 23.25) internal successors, (186), 8 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:39,074 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:39,074 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 01:53:39,074 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:39,158 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][22], [Black: 76#(<= (+ i2 1) i1), Black: 47#true, 9#L62true, 10#L49true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 44#(= s2 s1), Black: 165#(<= i1 i2), Black: 184#(<= (+ i1 1) i2), Black: 288#(<= i1 i2), 18#L36true, Black: 301#(<= i1 (+ i2 1)), Black: 214#(not (= i1 (+ i2 1))), 21#L79true, Black: 218#(<= i2 i1), 54#(<= i2 i1), 279#true, 348#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 29#L23true, 158#true]) [2021-06-11 01:53:39,158 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 01:53:39,158 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 01:53:39,158 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 01:53:39,158 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:39,175 INFO L129 PetriNetUnfolder]: 201/394 cut-off events. [2021-06-11 01:53:39,175 INFO L130 PetriNetUnfolder]: For 1562/1715 co-relation queries the response was YES. [2021-06-11 01:53:39,176 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1925 conditions, 394 events. 201/394 cut-off events. For 1562/1715 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 1811 event pairs, 0 based on Foata normal form. 47/407 useless extension candidates. Maximal degree in co-relation 1704. Up to 132 conditions per place. [2021-06-11 01:53:39,179 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 28 selfloop transitions, 81 changer transitions 0/121 dead transitions. [2021-06-11 01:53:39,179 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 121 transitions, 1669 flow [2021-06-11 01:53:39,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 01:53:39,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 01:53:39,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 236 transitions. [2021-06-11 01:53:39,181 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7712418300653595 [2021-06-11 01:53:39,181 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 236 transitions. [2021-06-11 01:53:39,181 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 236 transitions. [2021-06-11 01:53:39,181 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:39,181 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 236 transitions. [2021-06-11 01:53:39,181 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 26.22222222222222) internal successors, (236), 9 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:39,182 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 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) [2021-06-11 01:53:39,182 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 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) [2021-06-11 01:53:39,182 INFO L185 Difference]: Start difference. First operand has 54 places, 88 transitions, 1005 flow. Second operand 9 states and 236 transitions. [2021-06-11 01:53:39,182 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 121 transitions, 1669 flow [2021-06-11 01:53:39,187 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 121 transitions, 1533 flow, removed 61 selfloop flow, removed 1 redundant places. [2021-06-11 01:53:39,189 INFO L241 Difference]: Finished difference. Result has 64 places, 117 transitions, 1579 flow [2021-06-11 01:53:39,189 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=933, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=54, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1579, PETRI_PLACES=64, PETRI_TRANSITIONS=117} [2021-06-11 01:53:39,189 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 37 predicate places. [2021-06-11 01:53:39,189 INFO L480 AbstractCegarLoop]: Abstraction has has 64 places, 117 transitions, 1579 flow [2021-06-11 01:53:39,189 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 23.25) internal successors, (186), 8 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:39,189 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:39,189 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:39,404 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:39,405 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:39,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:39,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1163697322, now seen corresponding path program 4 times [2021-06-11 01:53:39,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:39,405 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9670174] [2021-06-11 01:53:39,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:39,431 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 01:53:39,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:39,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:53:39,442 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-06-11 01:53:39,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:39,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:39,450 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9670174] [2021-06-11 01:53:39,450 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1275441590] [2021-06-11 01:53:39,450 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:39,475 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-11 01:53:39,475 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:39,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-11 01:53:39,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:39,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:39,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:39,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:39,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:39,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:39,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:39,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:39,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:39,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:39,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:39,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:39,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:39,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:39,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:39,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:39,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:39,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,501 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-06-11 01:53:39,502 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.0 percent of original size [2021-06-11 01:53:39,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:39,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:39,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:39,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,512 INFO L147 QuantifierPusher]: treesize reduction 7, result has 82.1 percent of original size 32 [2021-06-11 01:53:39,513 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size [2021-06-11 01:53:39,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:39,514 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-06-11 01:53:39,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:39,514 INFO L147 QuantifierPusher]: treesize reduction 8, result has 70.4 percent of original size 19 [2021-06-11 01:53:39,515 INFO L142 QuantifierPusher]: treesize reduction 8, result has 70.4 percent of original size [2021-06-11 01:53:39,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:39,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:39,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:39,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-11 01:53:39,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:39,520 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 01:53:39,523 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,523 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 01:53:39,523 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:10 [2021-06-11 01:53:39,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:39,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:39,554 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:39,554 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 6 [2021-06-11 01:53:39,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569813923] [2021-06-11 01:53:39,554 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-11 01:53:39,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:39,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-11 01:53:39,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-06-11 01:53:39,555 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:53:39,555 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 117 transitions, 1579 flow. Second operand has 8 states, 8 states have (on average 19.0) internal successors, (152), 8 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) [2021-06-11 01:53:39,555 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:39,555 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:53:39,555 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:39,624 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][18], [Black: 47#true, 9#L62true, 10#L49true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 44#(= s2 s1), Black: 165#(<= i1 i2), Black: 184#(<= (+ i1 1) i2), Black: 342#(<= i2 (+ i1 1)), Black: 288#(<= i1 i2), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 301#(<= i1 (+ i2 1)), 18#L36true, 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 218#(<= i2 i1), 21#L79true, 54#(<= i2 i1), 279#true, 348#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 29#L23true, 158#true]) [2021-06-11 01:53:39,624 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 01:53:39,624 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 01:53:39,624 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:39,625 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 01:53:39,634 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([99] thread2EXIT-->L81: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][50], [Black: 54#(<= i2 i1), Black: 47#true, 9#L62true, 10#L49true, 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 76#(<= (+ i2 1) i1), Black: 44#(= s2 s1), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), Black: 165#(<= i1 i2), Black: 184#(<= (+ i1 1) i2), Black: 342#(<= i2 (+ i1 1)), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 348#(<= i2 i1), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, 23#L81true, Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 158#true]) [2021-06-11 01:53:39,634 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 01:53:39,634 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:53:39,634 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 01:53:39,634 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:53:39,643 INFO L129 PetriNetUnfolder]: 235/464 cut-off events. [2021-06-11 01:53:39,643 INFO L130 PetriNetUnfolder]: For 1779/1866 co-relation queries the response was YES. [2021-06-11 01:53:39,645 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2450 conditions, 464 events. 235/464 cut-off events. For 1779/1866 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 2270 event pairs, 0 based on Foata normal form. 30/460 useless extension candidates. Maximal degree in co-relation 2190. Up to 247 conditions per place. [2021-06-11 01:53:39,648 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 92 selfloop transitions, 33 changer transitions 0/137 dead transitions. [2021-06-11 01:53:39,648 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 137 transitions, 2089 flow [2021-06-11 01:53:39,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-11 01:53:39,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-11 01:53:39,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 154 transitions. [2021-06-11 01:53:39,649 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6470588235294118 [2021-06-11 01:53:39,649 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 154 transitions. [2021-06-11 01:53:39,649 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 154 transitions. [2021-06-11 01:53:39,649 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:39,649 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 154 transitions. [2021-06-11 01:53:39,649 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 22.0) internal successors, (154), 7 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) [2021-06-11 01:53:39,650 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 34.0) internal successors, (272), 8 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:39,650 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 34.0) internal successors, (272), 8 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:39,650 INFO L185 Difference]: Start difference. First operand has 64 places, 117 transitions, 1579 flow. Second operand 7 states and 154 transitions. [2021-06-11 01:53:39,650 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 137 transitions, 2089 flow [2021-06-11 01:53:39,657 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 137 transitions, 1994 flow, removed 37 selfloop flow, removed 2 redundant places. [2021-06-11 01:53:39,659 INFO L241 Difference]: Finished difference. Result has 71 places, 137 transitions, 1882 flow [2021-06-11 01:53:39,659 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=1484, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1882, PETRI_PLACES=71, PETRI_TRANSITIONS=137} [2021-06-11 01:53:39,659 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 44 predicate places. [2021-06-11 01:53:39,659 INFO L480 AbstractCegarLoop]: Abstraction has has 71 places, 137 transitions, 1882 flow [2021-06-11 01:53:39,659 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 19.0) internal successors, (152), 8 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) [2021-06-11 01:53:39,659 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:39,659 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:39,878 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:39,879 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:39,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:39,879 INFO L82 PathProgramCache]: Analyzing trace with hash 1270276865, now seen corresponding path program 5 times [2021-06-11 01:53:39,879 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:39,879 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146574810] [2021-06-11 01:53:39,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:39,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:39,926 INFO L142 QuantifierPusher]: treesize reduction 37, result has 43.1 percent of original size [2021-06-11 01:53:39,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:53:39,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:39,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,957 INFO L147 QuantifierPusher]: treesize reduction 13, result has 60.6 percent of original size 20 [2021-06-11 01:53:39,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:39,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:53:39,978 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 01:53:39,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:39,988 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:39,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146574810] [2021-06-11 01:53:39,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1063487917] [2021-06-11 01:53:39,988 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:40,015 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-11 01:53:40,015 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:40,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-11 01:53:40,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:40,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:40,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,026 INFO L147 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size 14 [2021-06-11 01:53:40,026 INFO L142 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size [2021-06-11 01:53:40,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:40,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:40,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:40,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:40,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:40,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:40,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:40,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:40,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:40,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:40,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,047 INFO L147 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size 17 [2021-06-11 01:53:40,048 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.8 percent of original size [2021-06-11 01:53:40,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:40,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:40,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:40,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,058 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 01:53:40,059 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 01:53:40,059 INFO L147 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size 15 [2021-06-11 01:53:40,060 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size [2021-06-11 01:53:40,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:53:40,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:53:40,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,071 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-06-11 01:53:40,072 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.0 percent of original size [2021-06-11 01:53:40,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:40,073 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 01:53:40,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:40,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:40,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:40,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:40,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:40,088 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 35 [2021-06-11 01:53:40,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,090 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:40,110 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:40,111 INFO L142 QuantifierPusher]: treesize reduction 17, result has 76.1 percent of original size [2021-06-11 01:53:40,115 INFO L147 QuantifierPusher]: treesize reduction 2, result has 96.3 percent of original size 52 [2021-06-11 01:53:40,117 INFO L147 QuantifierPusher]: treesize reduction 2, result has 96.3 percent of original size 52 [2021-06-11 01:53:40,118 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.3 percent of original size [2021-06-11 01:53:40,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,120 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:53:40,137 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,140 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:53:40,140 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:52 [2021-06-11 01:53:40,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:40,219 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:40,219 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:40,220 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-06-11 01:53:40,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60760943] [2021-06-11 01:53:40,220 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-11 01:53:40,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:40,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-11 01:53:40,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-06-11 01:53:40,221 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:53:40,221 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 137 transitions, 1882 flow. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:40,221 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:40,221 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:53:40,221 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:40,334 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][22], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), 462#true, Black: 165#(<= i1 i2), Black: 342#(<= i2 (+ i1 1)), Black: 184#(<= (+ i1 1) i2), Black: 288#(<= i1 i2), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 301#(<= i1 (+ i2 1)), 18#L36true, 403#true, Black: 214#(not (= i1 (+ i2 1))), 21#L79true, Black: 218#(<= i2 i1), 279#true, 348#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 29#L23true, 158#true, Black: 47#true, Black: 44#(= s2 s1), 54#(<= i2 i1)]) [2021-06-11 01:53:40,334 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 01:53:40,335 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:40,335 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:40,335 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:40,350 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([99] thread2EXIT-->L81: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][54], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 76#(<= (+ i2 1) i1), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), 462#true, Black: 165#(<= i1 i2), Black: 184#(<= (+ i1 1) i2), Black: 342#(<= i2 (+ i1 1)), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 348#(<= i2 i1), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 23#L81true, 279#true, Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 158#true, Black: 54#(<= i2 i1), Black: 47#true, Black: 44#(= s2 s1)]) [2021-06-11 01:53:40,351 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 01:53:40,351 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:53:40,351 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:53:40,351 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:53:40,363 INFO L129 PetriNetUnfolder]: 256/507 cut-off events. [2021-06-11 01:53:40,363 INFO L130 PetriNetUnfolder]: For 2008/2134 co-relation queries the response was YES. [2021-06-11 01:53:40,365 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2740 conditions, 507 events. 256/507 cut-off events. For 2008/2134 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 2550 event pairs, 0 based on Foata normal form. 34/503 useless extension candidates. Maximal degree in co-relation 2474. Up to 275 conditions per place. [2021-06-11 01:53:40,369 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 108 selfloop transitions, 29 changer transitions 0/149 dead transitions. [2021-06-11 01:53:40,369 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 149 transitions, 2348 flow [2021-06-11 01:53:40,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-11 01:53:40,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-06-11 01:53:40,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 175 transitions. [2021-06-11 01:53:40,370 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6433823529411765 [2021-06-11 01:53:40,370 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 175 transitions. [2021-06-11 01:53:40,370 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 175 transitions. [2021-06-11 01:53:40,370 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:40,370 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 175 transitions. [2021-06-11 01:53:40,371 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 21.875) internal successors, (175), 8 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:40,371 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 34.0) internal successors, (306), 9 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:40,371 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 34.0) internal successors, (306), 9 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:40,371 INFO L185 Difference]: Start difference. First operand has 71 places, 137 transitions, 1882 flow. Second operand 8 states and 175 transitions. [2021-06-11 01:53:40,371 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 149 transitions, 2348 flow [2021-06-11 01:53:40,379 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 149 transitions, 2337 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-11 01:53:40,382 INFO L241 Difference]: Finished difference. Result has 78 places, 149 transitions, 2165 flow [2021-06-11 01:53:40,382 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=1871, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=137, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=108, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=2165, PETRI_PLACES=78, PETRI_TRANSITIONS=149} [2021-06-11 01:53:40,382 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 51 predicate places. [2021-06-11 01:53:40,382 INFO L480 AbstractCegarLoop]: Abstraction has has 78 places, 149 transitions, 2165 flow [2021-06-11 01:53:40,382 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:40,382 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:40,382 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:40,598 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-06-11 01:53:40,599 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:40,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:40,599 INFO L82 PathProgramCache]: Analyzing trace with hash 652897947, now seen corresponding path program 1 times [2021-06-11 01:53:40,599 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:40,599 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129255514] [2021-06-11 01:53:40,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:40,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:40,641 INFO L142 QuantifierPusher]: treesize reduction 38, result has 25.5 percent of original size [2021-06-11 01:53:40,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,648 INFO L142 QuantifierPusher]: treesize reduction 18, result has 59.1 percent of original size [2021-06-11 01:53:40,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:40,660 INFO L142 QuantifierPusher]: treesize reduction 40, result has 57.9 percent of original size [2021-06-11 01:53:40,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-11 01:53:40,682 INFO L142 QuantifierPusher]: treesize reduction 28, result has 48.1 percent of original size [2021-06-11 01:53:40,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:40,693 INFO L142 QuantifierPusher]: treesize reduction 8, result has 74.2 percent of original size [2021-06-11 01:53:40,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 01:53:40,709 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:40,709 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129255514] [2021-06-11 01:53:40,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1179341919] [2021-06-11 01:53:40,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-11 01:53:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:40,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-11 01:53:40,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:40,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:40,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,758 INFO L147 QuantifierPusher]: treesize reduction 7, result has 77.4 percent of original size 24 [2021-06-11 01:53:40,759 INFO L142 QuantifierPusher]: treesize reduction 7, result has 78.1 percent of original size [2021-06-11 01:53:40,760 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-06-11 01:53:40,760 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-06-11 01:53:40,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:40,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:40,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:40,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:40,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:40,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:40,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:40,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:40,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:40,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:40,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,773 INFO L147 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size 17 [2021-06-11 01:53:40,773 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.8 percent of original size [2021-06-11 01:53:40,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:40,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:40,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:40,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,782 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 01:53:40,785 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 01:53:40,785 INFO L147 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size 15 [2021-06-11 01:53:40,786 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size [2021-06-11 01:53:40,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:53:40,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:53:40,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:40,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:40,798 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 01:53:40,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:40,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:40,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:40,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:40,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:40,811 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 35 [2021-06-11 01:53:40,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,813 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:40,814 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:40,814 INFO L142 QuantifierPusher]: treesize reduction 18, result has 76.3 percent of original size [2021-06-11 01:53:40,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,818 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:53:40,833 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,834 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:53:40,834 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:54 [2021-06-11 01:53:40,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:40,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:53:40,884 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:40,884 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:40,884 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-06-11 01:53:40,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046781217] [2021-06-11 01:53:40,885 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-11 01:53:40,885 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:40,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-11 01:53:40,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-06-11 01:53:40,886 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:53:40,886 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 149 transitions, 2165 flow. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:40,886 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:40,886 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:53:40,886 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:41,020 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][25], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), 462#true, Black: 165#(<= i1 i2), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 342#(<= i2 (+ i1 1)), Black: 184#(<= (+ i1 1) i2), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 288#(<= i1 i2), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 529#true, Black: 301#(<= i1 (+ i2 1)), 18#L36true, 403#true, Black: 214#(not (= i1 (+ i2 1))), 21#L79true, Black: 218#(<= i2 i1), 279#true, 348#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 29#L23true, 158#true, Black: 47#true, Black: 44#(= s2 s1), 54#(<= i2 i1)]) [2021-06-11 01:53:41,020 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 01:53:41,020 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:41,020 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:41,020 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:41,036 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([99] thread2EXIT-->L81: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][54], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 76#(<= (+ i2 1) i1), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), 462#true, 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 165#(<= i1 i2), Black: 184#(<= (+ i1 1) i2), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), 529#true, Black: 288#(<= i1 i2), Black: 348#(<= i2 i1), Black: 301#(<= i1 (+ i2 1)), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, 23#L81true, Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 158#true, Black: 54#(<= i2 i1), Black: 47#true, Black: 44#(= s2 s1)]) [2021-06-11 01:53:41,036 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 01:53:41,036 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:53:41,036 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:53:41,036 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:53:41,047 INFO L129 PetriNetUnfolder]: 270/534 cut-off events. [2021-06-11 01:53:41,048 INFO L130 PetriNetUnfolder]: For 2339/2569 co-relation queries the response was YES. [2021-06-11 01:53:41,049 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2989 conditions, 534 events. 270/534 cut-off events. For 2339/2569 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 2715 event pairs, 0 based on Foata normal form. 60/552 useless extension candidates. Maximal degree in co-relation 2712. Up to 287 conditions per place. [2021-06-11 01:53:41,053 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 112 selfloop transitions, 33 changer transitions 0/157 dead transitions. [2021-06-11 01:53:41,053 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 157 transitions, 2553 flow [2021-06-11 01:53:41,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 01:53:41,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 01:53:41,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 197 transitions. [2021-06-11 01:53:41,054 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6437908496732027 [2021-06-11 01:53:41,054 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 197 transitions. [2021-06-11 01:53:41,054 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 197 transitions. [2021-06-11 01:53:41,054 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:41,054 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 197 transitions. [2021-06-11 01:53:41,055 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 21.88888888888889) internal successors, (197), 9 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:41,055 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 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) [2021-06-11 01:53:41,055 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 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) [2021-06-11 01:53:41,055 INFO L185 Difference]: Start difference. First operand has 78 places, 149 transitions, 2165 flow. Second operand 9 states and 197 transitions. [2021-06-11 01:53:41,055 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 157 transitions, 2553 flow [2021-06-11 01:53:41,064 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 157 transitions, 2487 flow, removed 16 selfloop flow, removed 4 redundant places. [2021-06-11 01:53:41,066 INFO L241 Difference]: Finished difference. Result has 84 places, 157 transitions, 2299 flow [2021-06-11 01:53:41,067 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=2099, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=149, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=116, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=2299, PETRI_PLACES=84, PETRI_TRANSITIONS=157} [2021-06-11 01:53:41,067 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 57 predicate places. [2021-06-11 01:53:41,067 INFO L480 AbstractCegarLoop]: Abstraction has has 84 places, 157 transitions, 2299 flow [2021-06-11 01:53:41,067 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:41,067 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:41,067 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:41,281 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:41,281 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:41,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:41,281 INFO L82 PathProgramCache]: Analyzing trace with hash -908585765, now seen corresponding path program 2 times [2021-06-11 01:53:41,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:41,281 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124198790] [2021-06-11 01:53:41,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:41,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:41,308 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-06-11 01:53:41,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:41,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,323 INFO L147 QuantifierPusher]: treesize reduction 13, result has 60.6 percent of original size 20 [2021-06-11 01:53:41,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:53:41,340 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 01:53:41,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:41,349 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:41,349 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124198790] [2021-06-11 01:53:41,349 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1252802141] [2021-06-11 01:53:41,349 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 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 [2021-06-11 01:53:41,373 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 01:53:41,373 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:41,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-11 01:53:41,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:41,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:41,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:41,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:41,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:41,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:41,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:41,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:41,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:41,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,414 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 01:53:41,415 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 01:53:41,415 INFO L147 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size 15 [2021-06-11 01:53:41,415 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size [2021-06-11 01:53:41,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:53:41,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:53:41,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:41,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:41,431 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 01:53:41,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:41,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:41,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:41,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:41,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:41,445 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 35 [2021-06-11 01:53:41,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,446 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:41,447 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:41,447 INFO L142 QuantifierPusher]: treesize reduction 18, result has 76.3 percent of original size [2021-06-11 01:53:41,449 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.8 percent of original size 56 [2021-06-11 01:53:41,449 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.8 percent of original size 56 [2021-06-11 01:53:41,450 INFO L142 QuantifierPusher]: treesize reduction -1, result has 101.8 percent of original size [2021-06-11 01:53:41,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,451 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:53:41,468 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,469 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:53:41,469 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:56 [2021-06-11 01:53:41,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:41,522 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:41,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:41,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-06-11 01:53:41,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972719010] [2021-06-11 01:53:41,522 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-11 01:53:41,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:41,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-11 01:53:41,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-06-11 01:53:41,523 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:53:41,523 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 157 transitions, 2299 flow. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:41,523 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:41,523 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:53:41,523 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:41,678 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][22], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 165#(<= i1 i2), Black: 342#(<= i2 (+ i1 1)), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 184#(<= (+ i1 1) i2), 529#true, Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 288#(<= i1 i2), 18#L36true, Black: 301#(<= i1 (+ i2 1)), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), 21#L79true, Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), Black: 218#(<= i2 i1), 598#true, 279#true, 348#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 29#L23true, 158#true, Black: 47#true, Black: 44#(= s2 s1), 54#(<= i2 i1)]) [2021-06-11 01:53:41,678 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 01:53:41,678 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:41,678 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:41,678 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:41,693 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([99] thread2EXIT-->L81: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][54], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 76#(<= (+ i2 1) i1), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 165#(<= i1 i2), Black: 342#(<= i2 (+ i1 1)), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 184#(<= (+ i1 1) i2), 529#true, Black: 288#(<= i1 i2), Black: 348#(<= i2 i1), Black: 301#(<= i1 (+ i2 1)), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), Black: 218#(<= i2 i1), 598#true, Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, 23#L81true, Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 158#true, Black: 54#(<= i2 i1), Black: 47#true, Black: 44#(= s2 s1)]) [2021-06-11 01:53:41,693 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 01:53:41,693 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:53:41,693 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:53:41,693 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:53:41,705 INFO L129 PetriNetUnfolder]: 277/549 cut-off events. [2021-06-11 01:53:41,705 INFO L130 PetriNetUnfolder]: For 2501/2646 co-relation queries the response was YES. [2021-06-11 01:53:41,707 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3113 conditions, 549 events. 277/549 cut-off events. For 2501/2646 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 2820 event pairs, 0 based on Foata normal form. 36/544 useless extension candidates. Maximal degree in co-relation 2828. Up to 295 conditions per place. [2021-06-11 01:53:41,710 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 116 selfloop transitions, 33 changer transitions 0/161 dead transitions. [2021-06-11 01:53:41,710 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 161 transitions, 2667 flow [2021-06-11 01:53:41,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 01:53:41,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 01:53:41,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 197 transitions. [2021-06-11 01:53:41,711 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6437908496732027 [2021-06-11 01:53:41,711 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 197 transitions. [2021-06-11 01:53:41,711 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 197 transitions. [2021-06-11 01:53:41,711 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:41,711 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 197 transitions. [2021-06-11 01:53:41,712 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 21.88888888888889) internal successors, (197), 9 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:41,712 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 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) [2021-06-11 01:53:41,712 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 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) [2021-06-11 01:53:41,712 INFO L185 Difference]: Start difference. First operand has 84 places, 157 transitions, 2299 flow. Second operand 9 states and 197 transitions. [2021-06-11 01:53:41,713 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 161 transitions, 2667 flow [2021-06-11 01:53:41,722 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 161 transitions, 2587 flow, removed 16 selfloop flow, removed 6 redundant places. [2021-06-11 01:53:41,724 INFO L241 Difference]: Finished difference. Result has 87 places, 161 transitions, 2377 flow [2021-06-11 01:53:41,725 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=2219, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=157, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=29, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=2377, PETRI_PLACES=87, PETRI_TRANSITIONS=161} [2021-06-11 01:53:41,725 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 60 predicate places. [2021-06-11 01:53:41,725 INFO L480 AbstractCegarLoop]: Abstraction has has 87 places, 161 transitions, 2377 flow [2021-06-11 01:53:41,725 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:41,725 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:41,725 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:41,942 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:41,942 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:41,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:41,943 INFO L82 PathProgramCache]: Analyzing trace with hash 873048845, now seen corresponding path program 2 times [2021-06-11 01:53:41,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:41,943 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175764147] [2021-06-11 01:53:41,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:41,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:41,962 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-06-11 01:53:41,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:41,968 INFO L142 QuantifierPusher]: treesize reduction 18, result has 60.0 percent of original size [2021-06-11 01:53:41,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 01:53:41,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:41,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 01:53:41,987 INFO L142 QuantifierPusher]: treesize reduction 28, result has 48.1 percent of original size [2021-06-11 01:53:41,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:41,999 INFO L142 QuantifierPusher]: treesize reduction 8, result has 74.2 percent of original size [2021-06-11 01:53:41,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 01:53:42,018 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:42,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175764147] [2021-06-11 01:53:42,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [846813801] [2021-06-11 01:53:42,018 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-06-11 01:53:42,051 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 01:53:42,051 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:42,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-11 01:53:42,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:42,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:42,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:42,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:42,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:42,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:42,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:42,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:42,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:42,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:42,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:42,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:42,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:42,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:42,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:42,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:42,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:42,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,064 INFO L147 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size 20 [2021-06-11 01:53:42,064 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-06-11 01:53:42,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:42,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:42,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:42,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:42,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:42,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:42,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:42,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:42,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,077 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 01:53:42,078 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-06-11 01:53:42,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:42,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:42,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:42,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:53:42,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:53:42,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:53:42,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:42,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:42,102 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 01:53:42,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:42,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:42,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:42,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:42,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:42,119 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 35 [2021-06-11 01:53:42,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,120 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:42,121 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:42,121 INFO L142 QuantifierPusher]: treesize reduction 17, result has 76.1 percent of original size [2021-06-11 01:53:42,124 INFO L147 QuantifierPusher]: treesize reduction 2, result has 96.3 percent of original size 52 [2021-06-11 01:53:42,125 INFO L147 QuantifierPusher]: treesize reduction 2, result has 96.3 percent of original size 52 [2021-06-11 01:53:42,126 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.3 percent of original size [2021-06-11 01:53:42,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,126 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:53:42,142 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,145 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:53:42,145 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:52 [2021-06-11 01:53:42,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:42,205 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:42,205 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:42,206 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-06-11 01:53:42,206 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879593979] [2021-06-11 01:53:42,206 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-11 01:53:42,206 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:42,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-11 01:53:42,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-06-11 01:53:42,206 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:53:42,207 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 161 transitions, 2377 flow. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:42,207 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:42,207 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:53:42,207 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:42,359 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][27], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 165#(<= i1 i2), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 342#(<= i2 (+ i1 1)), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 184#(<= (+ i1 1) i2), Black: 288#(<= i1 i2), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, Black: 301#(<= i1 (+ i2 1)), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), 21#L79true, Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), Black: 218#(<= i2 i1), 598#true, 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 666#true, Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 348#(<= i2 i1), 29#L23true, Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 158#true, Black: 47#true, Black: 44#(= s2 s1), 54#(<= i2 i1)]) [2021-06-11 01:53:42,359 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 01:53:42,359 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:42,359 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:42,359 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:42,386 INFO L129 PetriNetUnfolder]: 290/578 cut-off events. [2021-06-11 01:53:42,386 INFO L130 PetriNetUnfolder]: For 2509/2593 co-relation queries the response was YES. [2021-06-11 01:53:42,388 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3256 conditions, 578 events. 290/578 cut-off events. For 2509/2593 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 3017 event pairs, 0 based on Foata normal form. 17/556 useless extension candidates. Maximal degree in co-relation 2960. Up to 315 conditions per place. [2021-06-11 01:53:42,392 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 128 selfloop transitions, 29 changer transitions 0/169 dead transitions. [2021-06-11 01:53:42,392 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 169 transitions, 2791 flow [2021-06-11 01:53:42,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-11 01:53:42,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-06-11 01:53:42,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 175 transitions. [2021-06-11 01:53:42,393 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6433823529411765 [2021-06-11 01:53:42,393 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 175 transitions. [2021-06-11 01:53:42,393 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 175 transitions. [2021-06-11 01:53:42,394 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:42,394 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 175 transitions. [2021-06-11 01:53:42,394 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 21.875) internal successors, (175), 8 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:42,394 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 34.0) internal successors, (306), 9 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:42,394 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 34.0) internal successors, (306), 9 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:42,395 INFO L185 Difference]: Start difference. First operand has 87 places, 161 transitions, 2377 flow. Second operand 8 states and 175 transitions. [2021-06-11 01:53:42,395 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 169 transitions, 2791 flow [2021-06-11 01:53:42,404 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 169 transitions, 2707 flow, removed 18 selfloop flow, removed 6 redundant places. [2021-06-11 01:53:42,406 INFO L241 Difference]: Finished difference. Result has 90 places, 169 transitions, 2481 flow [2021-06-11 01:53:42,407 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=2293, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=161, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=132, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=2481, PETRI_PLACES=90, PETRI_TRANSITIONS=169} [2021-06-11 01:53:42,407 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 63 predicate places. [2021-06-11 01:53:42,407 INFO L480 AbstractCegarLoop]: Abstraction has has 90 places, 169 transitions, 2481 flow [2021-06-11 01:53:42,407 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:42,407 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:42,407 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:42,620 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-06-11 01:53:42,621 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:42,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:42,621 INFO L82 PathProgramCache]: Analyzing trace with hash -1817877210, now seen corresponding path program 1 times [2021-06-11 01:53:42,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:42,621 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728998075] [2021-06-11 01:53:42,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:42,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:42,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:42,632 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-06-11 01:53:42,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:42,637 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-06-11 01:53:42,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:42,643 INFO L142 QuantifierPusher]: treesize reduction 25, result has 19.4 percent of original size [2021-06-11 01:53:42,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 01:53:42,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:53:42,651 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:42,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728998075] [2021-06-11 01:53:42,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [651614909] [2021-06-11 01:53:42,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-11 01:53:42,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:42,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-11 01:53:42,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:42,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:42,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:42,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:42,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:42,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:42,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:42,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:42,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:42,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:42,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:42,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:42,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:42,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:42,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:42,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:42,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:42,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:42,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:42,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:42,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:42,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:42,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:42,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:42,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:42,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:42,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:42,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:42,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:42,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:42,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:42,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:42,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:42,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:42,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:42,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:42,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:42,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:42,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:42,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:42,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:42,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:42,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:42,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:42,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:42,745 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 01:53:42,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:42,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 9 [2021-06-11 01:53:42,745 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106624409] [2021-06-11 01:53:42,745 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-11 01:53:42,745 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:42,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-11 01:53:42,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-06-11 01:53:42,746 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 01:53:42,746 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 169 transitions, 2481 flow. Second operand has 11 states, 11 states have (on average 23.09090909090909) internal successors, (254), 11 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:42,746 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:42,746 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 01:53:42,746 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:42,840 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][22], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 165#(<= i1 i2), Black: 342#(<= i2 (+ i1 1)), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 184#(<= (+ i1 1) i2), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 288#(<= i1 i2), 18#L36true, Black: 301#(<= i1 (+ i2 1)), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), 21#L79true, Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), Black: 218#(<= i2 i1), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 666#true, Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 348#(<= i2 i1), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 29#L23true, Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 158#true, 735#true, Black: 47#true, Black: 44#(= s2 s1), 54#(<= i2 i1)]) [2021-06-11 01:53:42,840 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 01:53:42,840 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:42,840 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:42,841 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:42,868 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([99] thread2EXIT-->L81: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][54], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 76#(<= (+ i2 1) i1), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 165#(<= i1 i2), Black: 342#(<= i2 (+ i1 1)), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 184#(<= (+ i1 1) i2), Black: 288#(<= i1 i2), Black: 348#(<= i2 i1), Black: 301#(<= i1 (+ i2 1)), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, 23#L81true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 666#true, Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 158#true, 735#true, Black: 54#(<= i2 i1), Black: 47#true, Black: 44#(= s2 s1)]) [2021-06-11 01:53:42,868 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 01:53:42,868 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:53:42,868 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:53:42,868 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:53:42,914 INFO L129 PetriNetUnfolder]: 393/782 cut-off events. [2021-06-11 01:53:42,914 INFO L130 PetriNetUnfolder]: For 4348/4484 co-relation queries the response was YES. [2021-06-11 01:53:42,916 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4421 conditions, 782 events. 393/782 cut-off events. For 4348/4484 co-relation queries the response was YES. Maximal size of possible extension queue 69. Compared 4304 event pairs, 0 based on Foata normal form. 35/767 useless extension candidates. Maximal degree in co-relation 4068. Up to 243 conditions per place. [2021-06-11 01:53:42,921 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 94 selfloop transitions, 122 changer transitions 0/228 dead transitions. [2021-06-11 01:53:42,921 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 228 transitions, 3787 flow [2021-06-11 01:53:42,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-11 01:53:42,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-11 01:53:42,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 260 transitions. [2021-06-11 01:53:42,922 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7647058823529411 [2021-06-11 01:53:42,922 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 260 transitions. [2021-06-11 01:53:42,922 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 260 transitions. [2021-06-11 01:53:42,922 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:42,922 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 260 transitions. [2021-06-11 01:53:42,923 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 26.0) internal successors, (260), 10 states have internal predecessors, (260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:42,923 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 34.0) internal successors, (374), 11 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:42,923 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 34.0) internal successors, (374), 11 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:42,923 INFO L185 Difference]: Start difference. First operand has 90 places, 169 transitions, 2481 flow. Second operand 10 states and 260 transitions. [2021-06-11 01:53:42,923 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 228 transitions, 3787 flow [2021-06-11 01:53:42,936 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 228 transitions, 3670 flow, removed 10 selfloop flow, removed 6 redundant places. [2021-06-11 01:53:42,939 INFO L241 Difference]: Finished difference. Result has 93 places, 228 transitions, 3514 flow [2021-06-11 01:53:42,940 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=2357, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=168, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=78, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=3514, PETRI_PLACES=93, PETRI_TRANSITIONS=228} [2021-06-11 01:53:42,940 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 66 predicate places. [2021-06-11 01:53:42,940 INFO L480 AbstractCegarLoop]: Abstraction has has 93 places, 228 transitions, 3514 flow [2021-06-11 01:53:42,940 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 23.09090909090909) internal successors, (254), 11 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:42,940 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:42,940 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:43,152 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-11 01:53:43,153 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:43,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:43,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1017458272, now seen corresponding path program 3 times [2021-06-11 01:53:43,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:43,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257448134] [2021-06-11 01:53:43,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:43,165 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 01:53:43,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:43,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 01:53:43,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:53:43,181 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:43,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257448134] [2021-06-11 01:53:43,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1409766587] [2021-06-11 01:53:43,181 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-06-11 01:53:43,216 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-11 01:53:43,216 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:43,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 01:53:43,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:43,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:43,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:43,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:43,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:43,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:43,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:43,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:43,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:43,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:43,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:43,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:43,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:43,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:43,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:43,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:43,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:43,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:43,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:43,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:43,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:43,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:43,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:43,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:43,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,273 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 01:53:43,274 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:43,274 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2021-06-11 01:53:43,274 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425981182] [2021-06-11 01:53:43,274 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-11 01:53:43,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:43,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-11 01:53:43,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-06-11 01:53:43,275 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 34 [2021-06-11 01:53:43,275 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 228 transitions, 3514 flow. Second operand has 9 states, 9 states have (on average 21.333333333333332) internal successors, (192), 9 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:43,275 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:43,275 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 34 [2021-06-11 01:53:43,275 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:43,358 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][26], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 165#(<= i1 i2), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 288#(<= i1 i2), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 301#(<= i1 (+ i2 1)), 18#L36true, 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), 21#L79true, Black: 218#(<= i2 i1), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 348#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 29#L23true, Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), 158#true, Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 47#true, 808#true, Black: 44#(= s2 s1), 54#(<= i2 i1)]) [2021-06-11 01:53:43,359 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 01:53:43,359 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:43,359 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:43,359 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:43,381 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([99] thread2EXIT-->L81: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][54], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 76#(<= (+ i2 1) i1), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 165#(<= i1 i2), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 288#(<= i1 i2), Black: 348#(<= i2 i1), Black: 301#(<= i1 (+ i2 1)), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, 23#L81true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 158#true, 735#true, Black: 54#(<= i2 i1), Black: 47#true, 808#true, Black: 44#(= s2 s1)]) [2021-06-11 01:53:43,381 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 01:53:43,381 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 01:53:43,381 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 01:53:43,381 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:53:43,404 INFO L129 PetriNetUnfolder]: 502/990 cut-off events. [2021-06-11 01:53:43,404 INFO L130 PetriNetUnfolder]: For 5385/5569 co-relation queries the response was YES. [2021-06-11 01:53:43,408 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5725 conditions, 990 events. 502/990 cut-off events. For 5385/5569 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 5813 event pairs, 0 based on Foata normal form. 56/979 useless extension candidates. Maximal degree in co-relation 5256. Up to 251 conditions per place. [2021-06-11 01:53:43,414 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 57 selfloop transitions, 219 changer transitions 0/288 dead transitions. [2021-06-11 01:53:43,414 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 288 transitions, 4950 flow [2021-06-11 01:53:43,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 01:53:43,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 01:53:43,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 218 transitions. [2021-06-11 01:53:43,415 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7124183006535948 [2021-06-11 01:53:43,415 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 218 transitions. [2021-06-11 01:53:43,415 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 218 transitions. [2021-06-11 01:53:43,415 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:43,415 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 218 transitions. [2021-06-11 01:53:43,416 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 24.22222222222222) internal successors, (218), 9 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:43,416 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 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) [2021-06-11 01:53:43,416 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 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) [2021-06-11 01:53:43,416 INFO L185 Difference]: Start difference. First operand has 93 places, 228 transitions, 3514 flow. Second operand 9 states and 218 transitions. [2021-06-11 01:53:43,416 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 288 transitions, 4950 flow [2021-06-11 01:53:43,438 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 288 transitions, 4445 flow, removed 250 selfloop flow, removed 1 redundant places. [2021-06-11 01:53:43,442 INFO L241 Difference]: Finished difference. Result has 104 places, 286 transitions, 4720 flow [2021-06-11 01:53:43,442 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=3021, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=228, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=174, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=4720, PETRI_PLACES=104, PETRI_TRANSITIONS=286} [2021-06-11 01:53:43,442 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 77 predicate places. [2021-06-11 01:53:43,442 INFO L480 AbstractCegarLoop]: Abstraction has has 104 places, 286 transitions, 4720 flow [2021-06-11 01:53:43,442 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.333333333333332) internal successors, (192), 9 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:43,442 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:43,442 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:43,657 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-11 01:53:43,657 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:43,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:43,657 INFO L82 PathProgramCache]: Analyzing trace with hash 4324985, now seen corresponding path program 4 times [2021-06-11 01:53:43,657 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:43,657 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110281481] [2021-06-11 01:53:43,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:43,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:43,668 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 01:53:43,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:43,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 01:53:43,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:53:43,687 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:43,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110281481] [2021-06-11 01:53:43,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1012214392] [2021-06-11 01:53:43,687 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:43,722 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-11 01:53:43,722 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:43,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 01:53:43,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:43,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:43,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:43,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:43,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:43,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:43,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:43,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:43,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:43,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:43,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:43,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:43,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:43,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:43,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:43,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:43,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:43,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:43,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:43,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:43,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:43,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:43,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:43,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:43,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:43,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:43,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:43,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:43,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 01:53:43,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:43,779 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 7 [2021-06-11 01:53:43,780 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626877869] [2021-06-11 01:53:43,781 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-11 01:53:43,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:43,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-11 01:53:43,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-06-11 01:53:43,782 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 34 [2021-06-11 01:53:43,782 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 286 transitions, 4720 flow. Second operand has 9 states, 9 states have (on average 21.333333333333332) internal successors, (192), 9 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:43,782 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:43,782 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 34 [2021-06-11 01:53:43,782 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:43,861 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][28], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 165#(<= i1 i2), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 288#(<= i1 i2), 18#L36true, Black: 301#(<= i1 (+ i2 1)), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), 21#L79true, Black: 218#(<= i2 i1), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 348#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 29#L23true, Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 158#true, Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 47#true, 808#true, Black: 818#(<= i1 i2), Black: 44#(= s2 s1), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), 54#(<= i2 i1)]) [2021-06-11 01:53:43,861 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 01:53:43,861 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:43,861 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:43,861 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:43,922 INFO L129 PetriNetUnfolder]: 526/1044 cut-off events. [2021-06-11 01:53:43,922 INFO L130 PetriNetUnfolder]: For 5796/5862 co-relation queries the response was YES. [2021-06-11 01:53:43,926 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6428 conditions, 1044 events. 526/1044 cut-off events. For 5796/5862 co-relation queries the response was YES. Maximal size of possible extension queue 94. Compared 6249 event pairs, 0 based on Foata normal form. 15/998 useless extension candidates. Maximal degree in co-relation 5920. Up to 377 conditions per place. [2021-06-11 01:53:43,933 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 146 selfloop transitions, 146 changer transitions 0/304 dead transitions. [2021-06-11 01:53:43,933 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 304 transitions, 5672 flow [2021-06-11 01:53:43,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-11 01:53:43,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-06-11 01:53:43,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 263 transitions. [2021-06-11 01:53:43,934 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7032085561497327 [2021-06-11 01:53:43,934 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 263 transitions. [2021-06-11 01:53:43,934 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 263 transitions. [2021-06-11 01:53:43,935 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:43,935 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 263 transitions. [2021-06-11 01:53:43,936 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 23.90909090909091) internal successors, (263), 11 states have internal predecessors, (263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:43,937 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 34.0) internal successors, (408), 12 states have internal predecessors, (408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:43,937 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 34.0) internal successors, (408), 12 states have internal predecessors, (408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:43,937 INFO L185 Difference]: Start difference. First operand has 104 places, 286 transitions, 4720 flow. Second operand 11 states and 263 transitions. [2021-06-11 01:53:43,937 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 304 transitions, 5672 flow [2021-06-11 01:53:43,959 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 304 transitions, 5269 flow, removed 196 selfloop flow, removed 2 redundant places. [2021-06-11 01:53:43,963 INFO L241 Difference]: Finished difference. Result has 113 places, 304 transitions, 5041 flow [2021-06-11 01:53:43,963 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=4390, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=285, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=133, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=150, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=5041, PETRI_PLACES=113, PETRI_TRANSITIONS=304} [2021-06-11 01:53:43,964 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 86 predicate places. [2021-06-11 01:53:43,964 INFO L480 AbstractCegarLoop]: Abstraction has has 113 places, 304 transitions, 5041 flow [2021-06-11 01:53:43,964 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.333333333333332) internal successors, (192), 9 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:43,964 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:43,964 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:44,178 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:44,179 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:44,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:44,179 INFO L82 PathProgramCache]: Analyzing trace with hash -523334715, now seen corresponding path program 5 times [2021-06-11 01:53:44,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:44,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365617320] [2021-06-11 01:53:44,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:44,204 INFO L142 QuantifierPusher]: treesize reduction 17, result has 50.0 percent of original size [2021-06-11 01:53:44,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:44,215 INFO L142 QuantifierPusher]: treesize reduction 15, result has 55.9 percent of original size [2021-06-11 01:53:44,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:44,223 INFO L142 QuantifierPusher]: treesize reduction 14, result has 65.0 percent of original size [2021-06-11 01:53:44,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:44,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:44,241 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 01:53:44,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:44,251 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:44,251 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365617320] [2021-06-11 01:53:44,251 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [691412833] [2021-06-11 01:53:44,251 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:44,280 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-11 01:53:44,281 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:44,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-11 01:53:44,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:44,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:44,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:44,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:44,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:44,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:44,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:44,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:44,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:44,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:44,299 INFO L147 QuantifierPusher]: treesize reduction 2, result has 93.3 percent of original size 28 [2021-06-11 01:53:44,300 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.5 percent of original size [2021-06-11 01:53:44,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:44,301 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-06-11 01:53:44,302 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size [2021-06-11 01:53:44,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:53:44,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:53:44,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:53:44,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:53:44,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:53:44,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:53:44,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:53:44,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:53:44,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:53:44,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:53:44,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:44,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 01:53:44,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,319 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-06-11 01:53:44,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:44,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:44,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:44,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:44,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:44,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:44,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:44,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:44,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,362 INFO L142 QuantifierPusher]: treesize reduction 3, result has 93.8 percent of original size [2021-06-11 01:53:44,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 01:53:44,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 01:53:44,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,364 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-06-11 01:53:44,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-11 01:53:44,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-11 01:53:44,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 01:53:44,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 01:53:44,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 01:53:44,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 01:53:44,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 01:53:44,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 01:53:44,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 01:53:44,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 01:53:44,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 01:53:44,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 01:53:44,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 01:53:44,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 01:53:44,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 01:53:44,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 01:53:44,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 01:53:44,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 01:53:44,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,393 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.1 percent of original size [2021-06-11 01:53:44,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-11 01:53:44,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-11 01:53:44,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-11 01:53:44,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-06-11 01:53:44,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 01:53:44,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-11 01:53:44,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 01:53:44,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 01:53:44,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 01:53:44,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-11 01:53:44,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-11 01:53:44,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-11 01:53:44,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-11 01:53:44,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-06-11 01:53:44,430 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 74 [2021-06-11 01:53:44,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,434 INFO L142 QuantifierPusher]: treesize reduction 12, result has 82.6 percent of original size [2021-06-11 01:53:44,434 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 01:53:44,435 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,438 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:44,438 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,444 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:44,445 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,446 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:44,446 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,449 INFO L147 QuantifierPusher]: treesize reduction 8, result has 76.5 percent of original size 26 [2021-06-11 01:53:44,450 INFO L147 QuantifierPusher]: treesize reduction 17, result has 77.0 percent of original size 57 [2021-06-11 01:53:44,451 INFO L147 QuantifierPusher]: treesize reduction 34, result has 73.0 percent of original size 92 [2021-06-11 01:53:44,452 INFO L147 QuantifierPusher]: treesize reduction 41, result has 77.2 percent of original size 139 [2021-06-11 01:53:44,453 INFO L147 QuantifierPusher]: treesize reduction 41, result has 77.2 percent of original size 139 [2021-06-11 01:53:44,454 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:44,455 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,456 INFO L142 QuantifierPusher]: treesize reduction 41, result has 82.2 percent of original size [2021-06-11 01:53:44,457 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-06-11 01:53:44,457 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,458 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.6 percent of original size [2021-06-11 01:53:44,459 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:44,460 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,461 INFO L142 QuantifierPusher]: treesize reduction 20, result has 73.7 percent of original size [2021-06-11 01:53:44,462 INFO L147 QuantifierPusher]: treesize reduction -4, result has 108.3 percent of original size 52 [2021-06-11 01:53:44,463 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 01:53:44,464 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,464 INFO L142 QuantifierPusher]: treesize reduction 12, result has 86.4 percent of original size [2021-06-11 01:53:44,465 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:44,466 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,466 INFO L142 QuantifierPusher]: treesize reduction 5, result has 90.6 percent of original size [2021-06-11 01:53:44,468 INFO L147 QuantifierPusher]: treesize reduction -4, result has 110.0 percent of original size 44 [2021-06-11 01:53:44,468 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:44,469 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,470 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:44,471 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,472 INFO L147 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size 26 [2021-06-11 01:53:44,473 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:44,474 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,474 INFO L142 QuantifierPusher]: treesize reduction 5, result has 90.6 percent of original size [2021-06-11 01:53:44,475 INFO L147 QuantifierPusher]: treesize reduction -4, result has 110.0 percent of original size 44 [2021-06-11 01:53:44,476 INFO L147 QuantifierPusher]: treesize reduction -6, result has 108.7 percent of original size 75 [2021-06-11 01:53:44,476 INFO L147 QuantifierPusher]: treesize reduction -10, result has 108.8 percent of original size 124 [2021-06-11 01:53:44,477 INFO L147 QuantifierPusher]: treesize reduction -14, result has 108.4 percent of original size 181 [2021-06-11 01:53:44,478 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:44,479 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,480 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 01:53:44,481 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,482 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:44,483 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,483 INFO L142 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size [2021-06-11 01:53:44,484 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:44,485 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,487 INFO L147 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size 26 [2021-06-11 01:53:44,487 INFO L147 QuantifierPusher]: treesize reduction 15, result has 66.7 percent of original size 30 [2021-06-11 01:53:44,488 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:44,489 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,489 INFO L142 QuantifierPusher]: treesize reduction 23, result has 70.9 percent of original size [2021-06-11 01:53:44,491 INFO L147 QuantifierPusher]: treesize reduction -4, result has 108.3 percent of original size 52 [2021-06-11 01:53:44,492 INFO L147 QuantifierPusher]: treesize reduction 11, result has 88.8 percent of original size 87 [2021-06-11 01:53:44,492 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:44,493 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,494 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 01:53:44,495 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,495 INFO L142 QuantifierPusher]: treesize reduction 12, result has 86.4 percent of original size [2021-06-11 01:53:44,496 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:44,497 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,498 INFO L142 QuantifierPusher]: treesize reduction 5, result has 92.3 percent of original size [2021-06-11 01:53:44,498 INFO L147 QuantifierPusher]: treesize reduction -4, result has 110.0 percent of original size 44 [2021-06-11 01:53:44,499 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:44,500 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,502 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:44,503 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,504 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.3 percent of original size [2021-06-11 01:53:44,505 INFO L147 QuantifierPusher]: treesize reduction -4, result has 110.0 percent of original size 44 [2021-06-11 01:53:44,506 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:44,506 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,508 INFO L147 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size 26 [2021-06-11 01:53:44,508 INFO L147 QuantifierPusher]: treesize reduction -6, result has 108.7 percent of original size 75 [2021-06-11 01:53:44,509 INFO L147 QuantifierPusher]: treesize reduction -10, result has 108.8 percent of original size 124 [2021-06-11 01:53:44,510 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-06-11 01:53:44,510 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,512 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:44,515 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,516 INFO L147 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size 26 [2021-06-11 01:53:44,517 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:44,518 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,533 INFO L142 QuantifierPusher]: treesize reduction 5, result has 92.3 percent of original size [2021-06-11 01:53:44,549 INFO L147 QuantifierPusher]: treesize reduction -4, result has 110.0 percent of original size 44 [2021-06-11 01:53:44,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,554 INFO L142 QuantifierPusher]: treesize reduction 5, result has 76.2 percent of original size [2021-06-11 01:53:44,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:44,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:53:44,556 INFO L147 QuantifierPusher]: treesize reduction -8, result has 107.9 percent of original size 109 [2021-06-11 01:53:44,557 INFO L147 QuantifierPusher]: treesize reduction 3, result has 98.6 percent of original size 217 [2021-06-11 01:53:44,559 INFO L147 QuantifierPusher]: treesize reduction 14, result has 95.8 percent of original size 319 [2021-06-11 01:53:44,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 515 [2021-06-11 01:53:44,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 515 [2021-06-11 01:53:44,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,566 INFO L147 QuantifierPusher]: treesize reduction 67, result has 87.0 percent of original size 448 [2021-06-11 01:53:44,566 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:53:44,877 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 69 [2021-06-11 01:53:44,878 INFO L628 ElimStorePlain]: treesize reduction 348, result has 33.6 percent of original size [2021-06-11 01:53:44,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,885 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:44,890 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,892 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:44,892 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,893 INFO L142 QuantifierPusher]: treesize reduction 30, result has 81.9 percent of original size [2021-06-11 01:53:44,894 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:44,894 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,897 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-06-11 01:53:44,897 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,902 INFO L147 QuantifierPusher]: treesize reduction 37, result has 86.8 percent of original size 244 [2021-06-11 01:53:44,904 INFO L147 QuantifierPusher]: treesize reduction 36, result has 88.0 percent of original size 263 [2021-06-11 01:53:44,904 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-06-11 01:53:44,905 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,907 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:44,908 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,910 INFO L147 QuantifierPusher]: treesize reduction -5, result has 106.3 percent of original size 84 [2021-06-11 01:53:44,913 INFO L725 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2021-06-11 01:53:44,929 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,939 INFO L147 QuantifierPusher]: treesize reduction 84, result has 90.6 percent of original size 813 [2021-06-11 01:53:44,941 INFO L147 QuantifierPusher]: treesize reduction 74, result has 93.1 percent of original size 994 [2021-06-11 01:53:44,944 INFO L147 QuantifierPusher]: treesize reduction 110, result has 92.0 percent of original size 1261 [2021-06-11 01:53:44,945 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:44,946 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,947 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:44,947 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,949 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 01:53:44,949 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-06-11 01:53:44,950 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,953 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:44,953 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,955 INFO L147 QuantifierPusher]: treesize reduction -2, result has 102.4 percent of original size 84 [2021-06-11 01:53:44,956 INFO L147 QuantifierPusher]: treesize reduction -3, result has 102.6 percent of original size 119 [2021-06-11 01:53:44,957 INFO L147 QuantifierPusher]: treesize reduction 1, result has 99.3 percent of original size 143 [2021-06-11 01:53:44,961 INFO L147 QuantifierPusher]: treesize reduction 111, result has 92.7 percent of original size 1409 [2021-06-11 01:53:44,964 INFO L147 QuantifierPusher]: treesize reduction 111, result has 92.7 percent of original size 1409 [2021-06-11 01:53:44,965 INFO L725 QuantifierPusher]: Distributing 12 conjuncts over 2 disjuncts [2021-06-11 01:53:44,966 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,974 INFO L142 QuantifierPusher]: treesize reduction 303, result has 81.0 percent of original size [2021-06-11 01:53:44,974 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:44,975 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:44,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:44,979 INFO L147 QuantifierPusher]: treesize reduction 35, result has 70.6 percent of original size 84 [2021-06-11 01:53:45,027 INFO L725 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-06-11 01:53:45,028 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:45,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,052 INFO L147 QuantifierPusher]: treesize reduction 121, result has 48.1 percent of original size 112 [2021-06-11 01:53:45,052 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:45,053 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:45,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:45,057 INFO L142 QuantifierPusher]: treesize reduction 18, result has 85.1 percent of original size [2021-06-11 01:53:45,058 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:45,058 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:45,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,061 INFO L147 QuantifierPusher]: treesize reduction -7, result has 105.1 percent of original size 143 [2021-06-11 01:53:45,062 INFO L147 QuantifierPusher]: treesize reduction -7, result has 105.1 percent of original size 143 [2021-06-11 01:53:45,062 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:45,063 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:45,064 INFO L142 QuantifierPusher]: treesize reduction -7, result has 104.3 percent of original size [2021-06-11 01:53:45,066 INFO L147 QuantifierPusher]: treesize reduction 123, result has 43.8 percent of original size 96 [2021-06-11 01:53:45,070 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:45,071 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:45,071 INFO L142 QuantifierPusher]: treesize reduction 9, result has 85.7 percent of original size [2021-06-11 01:53:45,072 INFO L147 QuantifierPusher]: treesize reduction -4, result has 107.4 percent of original size 58 [2021-06-11 01:53:45,073 INFO L147 QuantifierPusher]: treesize reduction 119, result has 60.1 percent of original size 179 [2021-06-11 01:53:45,074 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:45,074 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:45,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,075 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:45,076 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:45,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,077 INFO L147 QuantifierPusher]: treesize reduction 26, result has 79.4 percent of original size 100 [2021-06-11 01:53:45,078 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 3 disjuncts [2021-06-11 01:53:45,079 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:45,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,081 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:45,082 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:45,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,085 INFO L147 QuantifierPusher]: treesize reduction -8, result has 110.7 percent of original size 83 [2021-06-11 01:53:45,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:45,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,089 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:45,090 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:45,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,092 INFO L147 QuantifierPusher]: treesize reduction -14, result has 108.1 percent of original size 186 [2021-06-11 01:53:45,092 INFO L147 QuantifierPusher]: treesize reduction -14, result has 108.1 percent of original size 186 [2021-06-11 01:53:45,093 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:45,093 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:45,094 INFO L142 QuantifierPusher]: treesize reduction -14, result has 107.2 percent of original size [2021-06-11 01:53:45,096 INFO L147 QuantifierPusher]: treesize reduction 117, result has 54.3 percent of original size 139 [2021-06-11 01:53:45,097 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:45,098 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:45,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,100 INFO L147 QuantifierPusher]: treesize reduction -5, result has 106.4 percent of original size 83 [2021-06-11 01:53:45,101 INFO L147 QuantifierPusher]: treesize reduction 119, result has 76.5 percent of original size 387 [2021-06-11 01:53:45,103 INFO L147 QuantifierPusher]: treesize reduction 145, result has 77.2 percent of original size 492 [2021-06-11 01:53:45,122 INFO L147 QuantifierPusher]: treesize reduction 551, result has 65.3 percent of original size 1035 [2021-06-11 01:53:45,126 INFO L147 QuantifierPusher]: treesize reduction 551, result has 65.3 percent of original size 1035 [2021-06-11 01:53:45,127 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2021-06-11 01:53:45,127 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:50, output treesize:1586 [2021-06-11 01:53:45,130 INFO L142 QuantifierPusher]: treesize reduction 551, result has 65.3 percent of original size [2021-06-11 01:53:45,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1035 [2021-06-11 01:53:45,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1035 [2021-06-11 01:53:45,345 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 51 [2021-06-11 01:53:45,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:45,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 01:53:45,381 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:45,381 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:45,381 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-06-11 01:53:45,382 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711519730] [2021-06-11 01:53:45,382 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-11 01:53:45,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:45,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-11 01:53:45,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-06-11 01:53:45,383 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:53:45,383 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 304 transitions, 5041 flow. Second operand has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:45,383 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:45,383 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:53:45,383 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:45,773 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][24], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 165#(<= i1 i2), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 288#(<= i1 i2), 18#L36true, Black: 301#(<= i1 (+ i2 1)), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), Black: 218#(<= i2 i1), 21#L79true, 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 348#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), 29#L23true, Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 158#true, 735#true, Black: 47#true, 808#true, Black: 818#(<= i1 i2), Black: 44#(= s2 s1), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), 54#(<= i2 i1), 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:45,773 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 01:53:45,773 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:45,773 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:45,773 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:45,778 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][35], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 165#(<= i1 i2), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 288#(<= i1 i2), 18#L36true, Black: 301#(<= i1 (+ i2 1)), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 218#(<= i2 i1), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), 21#L79true, 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 348#(<= i2 i1), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), 29#L23true, Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 158#true, 735#true, Black: 47#true, 808#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 44#(= s2 s1), Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), 949#true, 54#(<= i2 i1)]) [2021-06-11 01:53:45,778 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 01:53:45,778 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:45,778 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:45,778 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:45,841 INFO L129 PetriNetUnfolder]: 597/1178 cut-off events. [2021-06-11 01:53:45,841 INFO L130 PetriNetUnfolder]: For 5800/5923 co-relation queries the response was YES. [2021-06-11 01:53:45,846 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7193 conditions, 1178 events. 597/1178 cut-off events. For 5800/5923 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 7209 event pairs, 0 based on Foata normal form. 30/1134 useless extension candidates. Maximal degree in co-relation 6634. Up to 529 conditions per place. [2021-06-11 01:53:45,853 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 189 selfloop transitions, 144 changer transitions 0/345 dead transitions. [2021-06-11 01:53:45,853 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 345 transitions, 6405 flow [2021-06-11 01:53:45,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 01:53:45,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 01:53:45,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 199 transitions. [2021-06-11 01:53:45,854 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6503267973856209 [2021-06-11 01:53:45,854 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 199 transitions. [2021-06-11 01:53:45,854 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 199 transitions. [2021-06-11 01:53:45,855 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:45,855 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 199 transitions. [2021-06-11 01:53:45,855 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 22.11111111111111) internal successors, (199), 9 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:45,855 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 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) [2021-06-11 01:53:45,855 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 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) [2021-06-11 01:53:45,856 INFO L185 Difference]: Start difference. First operand has 113 places, 304 transitions, 5041 flow. Second operand 9 states and 199 transitions. [2021-06-11 01:53:45,856 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 345 transitions, 6405 flow [2021-06-11 01:53:45,881 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 345 transitions, 6122 flow, removed 91 selfloop flow, removed 4 redundant places. [2021-06-11 01:53:45,886 INFO L241 Difference]: Finished difference. Result has 120 places, 345 transitions, 6059 flow [2021-06-11 01:53:45,887 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=4784, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=303, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=106, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=167, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=6059, PETRI_PLACES=120, PETRI_TRANSITIONS=345} [2021-06-11 01:53:45,887 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 93 predicate places. [2021-06-11 01:53:45,887 INFO L480 AbstractCegarLoop]: Abstraction has has 120 places, 345 transitions, 6059 flow [2021-06-11 01:53:45,887 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 19.0) internal successors, (228), 12 states have internal predecessors, (228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:45,887 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:45,887 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:46,104 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:46,105 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:46,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:46,105 INFO L82 PathProgramCache]: Analyzing trace with hash 632211053, now seen corresponding path program 3 times [2021-06-11 01:53:46,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:46,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471977822] [2021-06-11 01:53:46,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:46,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:46,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:46,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,123 INFO L142 QuantifierPusher]: treesize reduction 27, result has 12.9 percent of original size [2021-06-11 01:53:46,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:53:46,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 01:53:46,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:53:46,131 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 01:53:46,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471977822] [2021-06-11 01:53:46,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1712775386] [2021-06-11 01:53:46,131 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 [2021-06-11 01:53:46,157 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-11 01:53:46,157 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:46,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 01:53:46,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:46,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:46,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:46,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:46,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:46,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:46,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:46,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:46,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:46,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:46,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:46,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:46,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:46,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:46,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:46,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:46,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:46,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:46,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:46,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:46,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:46,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:46,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:46,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:46,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,207 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 01:53:46,208 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:46,208 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2021-06-11 01:53:46,208 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372057440] [2021-06-11 01:53:46,208 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-11 01:53:46,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:46,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-11 01:53:46,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-06-11 01:53:46,209 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 01:53:46,209 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 345 transitions, 6059 flow. Second operand has 9 states, 9 states have (on average 23.444444444444443) internal successors, (211), 9 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:46,209 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:46,209 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 01:53:46,209 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:46,307 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][27], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 165#(<= i1 i2), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 288#(<= i1 i2), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 301#(<= i1 (+ i2 1)), 18#L36true, 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), 21#L79true, Black: 218#(<= i2 i1), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 348#(<= i2 i1), 1052#(<= (+ i2 1) i1), 29#L23true, Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 158#true, 735#true, 808#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 44#(= s2 s1), Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), 54#(<= i2 i1), 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 949#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1))))]) [2021-06-11 01:53:46,307 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 01:53:46,307 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:46,307 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:46,307 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:46,309 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][44], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 165#(<= i1 i2), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 288#(<= i1 i2), 18#L36true, Black: 301#(<= i1 (+ i2 1)), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), 21#L79true, Black: 218#(<= i2 i1), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 348#(<= i2 i1), 1052#(<= (+ i2 1) i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), 29#L23true, Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 158#true, 735#true, 808#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 44#(= s2 s1), Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), 949#true, 54#(<= i2 i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:46,309 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 01:53:46,309 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:46,309 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:46,309 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:46,325 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][17], [5#L80true, 9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 76#(<= (+ i2 1) i1), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 165#(<= i1 i2), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 288#(<= i1 i2), Black: 348#(<= i2 i1), Black: 301#(<= i1 (+ i2 1)), 18#L36true, 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 158#true, 735#true, Black: 54#(<= i2 i1), 1056#(<= (+ i2 2) i1), 808#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 44#(= s2 s1), Black: 812#(<= i1 (+ i2 2)), Black: 884#(<= (+ i2 2) i1), 885#(<= (+ i2 3) i1), 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 949#true, Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:46,325 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 01:53:46,325 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:46,325 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:46,325 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:53:46,399 INFO L129 PetriNetUnfolder]: 654/1291 cut-off events. [2021-06-11 01:53:46,399 INFO L130 PetriNetUnfolder]: For 7668/7732 co-relation queries the response was YES. [2021-06-11 01:53:46,404 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8045 conditions, 1291 events. 654/1291 cut-off events. For 7668/7732 co-relation queries the response was YES. Maximal size of possible extension queue 110. Compared 8069 event pairs, 0 based on Foata normal form. 14/1230 useless extension candidates. Maximal degree in co-relation 7426. Up to 269 conditions per place. [2021-06-11 01:53:46,412 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 114 selfloop transitions, 256 changer transitions 0/382 dead transitions. [2021-06-11 01:53:46,413 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 382 transitions, 7411 flow [2021-06-11 01:53:46,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-11 01:53:46,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-06-11 01:53:46,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 315 transitions. [2021-06-11 01:53:46,414 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7720588235294118 [2021-06-11 01:53:46,414 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 315 transitions. [2021-06-11 01:53:46,414 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 315 transitions. [2021-06-11 01:53:46,414 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:46,414 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 315 transitions. [2021-06-11 01:53:46,414 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 26.25) internal successors, (315), 12 states have internal predecessors, (315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:46,415 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 34.0) internal successors, (442), 13 states have internal predecessors, (442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:46,415 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 34.0) internal successors, (442), 13 states have internal predecessors, (442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:46,415 INFO L185 Difference]: Start difference. First operand has 120 places, 345 transitions, 6059 flow. Second operand 12 states and 315 transitions. [2021-06-11 01:53:46,415 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 382 transitions, 7411 flow [2021-06-11 01:53:46,442 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 128 places, 382 transitions, 7350 flow, removed 22 selfloop flow, removed 3 redundant places. [2021-06-11 01:53:46,448 INFO L241 Difference]: Finished difference. Result has 132 places, 380 transitions, 7534 flow [2021-06-11 01:53:46,449 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=5948, PETRI_DIFFERENCE_MINUEND_PLACES=117, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=343, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=225, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=102, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=7534, PETRI_PLACES=132, PETRI_TRANSITIONS=380} [2021-06-11 01:53:46,449 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 105 predicate places. [2021-06-11 01:53:46,449 INFO L480 AbstractCegarLoop]: Abstraction has has 132 places, 380 transitions, 7534 flow [2021-06-11 01:53:46,449 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 23.444444444444443) internal successors, (211), 9 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:46,449 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:46,449 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:46,665 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:46,666 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:46,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:46,666 INFO L82 PathProgramCache]: Analyzing trace with hash 1510143607, now seen corresponding path program 4 times [2021-06-11 01:53:46,666 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:46,666 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698852965] [2021-06-11 01:53:46,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:46,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:46,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 01:53:46,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:53:46,690 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:46,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698852965] [2021-06-11 01:53:46,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [48242887] [2021-06-11 01:53:46,690 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 [2021-06-11 01:53:46,714 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-11 01:53:46,715 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:46,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 01:53:46,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:46,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:46,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:46,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:46,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:46,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:46,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:46,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:46,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:46,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:46,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:46,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:46,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:46,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:46,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:46,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:46,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:46,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:46,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:46,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:46,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:46,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:46,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:46,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:46,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:46,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:46,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:46,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:46,763 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:46,764 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-11 01:53:46,764 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2021-06-11 01:53:46,764 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297697670] [2021-06-11 01:53:46,764 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 01:53:46,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:46,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 01:53:46,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-06-11 01:53:46,764 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 01:53:46,765 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 132 places, 380 transitions, 7534 flow. Second operand has 6 states, 6 states have (on average 23.166666666666668) internal successors, (139), 6 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) [2021-06-11 01:53:46,765 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:46,765 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 01:53:46,765 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:46,823 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][25], [Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), 9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 165#(<= i1 i2), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 288#(<= i1 i2), 18#L36true, Black: 301#(<= i1 (+ i2 1)), 403#true, 1108#(<= i2 i1), Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), Black: 218#(<= i2 i1), 21#L79true, 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 1052#(<= (+ i2 1) i1), 348#(<= i2 i1), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), 29#L23true, Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 158#true, 735#true, 808#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 44#(= s2 s1), Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), 54#(<= i2 i1), 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 949#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1))))]) [2021-06-11 01:53:46,823 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 01:53:46,823 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:46,823 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:46,823 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 01:53:46,828 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][36], [Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), 9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 165#(<= i1 i2), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 288#(<= i1 i2), 18#L36true, Black: 301#(<= i1 (+ i2 1)), 403#true, 1108#(<= i2 i1), Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 218#(<= i2 i1), 21#L79true, Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 1052#(<= (+ i2 1) i1), 348#(<= i2 i1), 29#L23true, Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 158#true, 735#true, 808#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 44#(= s2 s1), Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), 949#true, 54#(<= i2 i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:46,828 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 01:53:46,829 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:46,829 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:46,829 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:46,919 INFO L129 PetriNetUnfolder]: 738/1452 cut-off events. [2021-06-11 01:53:46,919 INFO L130 PetriNetUnfolder]: For 10546/10708 co-relation queries the response was YES. [2021-06-11 01:53:46,926 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9988 conditions, 1452 events. 738/1452 cut-off events. For 10546/10708 co-relation queries the response was YES. Maximal size of possible extension queue 120. Compared 9235 event pairs, 0 based on Foata normal form. 26/1383 useless extension candidates. Maximal degree in co-relation 9198. Up to 289 conditions per place. [2021-06-11 01:53:46,937 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 111 selfloop transitions, 306 changer transitions 0/429 dead transitions. [2021-06-11 01:53:46,937 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 137 places, 429 transitions, 9330 flow [2021-06-11 01:53:46,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-11 01:53:46,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-06-11 01:53:46,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 158 transitions. [2021-06-11 01:53:46,938 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7745098039215687 [2021-06-11 01:53:46,938 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 158 transitions. [2021-06-11 01:53:46,938 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 158 transitions. [2021-06-11 01:53:46,938 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:46,938 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 158 transitions. [2021-06-11 01:53:46,939 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 26.333333333333332) internal successors, (158), 6 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:46,939 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 34.0) internal successors, (238), 7 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:46,939 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 34.0) internal successors, (238), 7 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:46,939 INFO L185 Difference]: Start difference. First operand has 132 places, 380 transitions, 7534 flow. Second operand 6 states and 158 transitions. [2021-06-11 01:53:46,939 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 137 places, 429 transitions, 9330 flow [2021-06-11 01:53:46,982 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 130 places, 429 transitions, 8878 flow, removed 162 selfloop flow, removed 7 redundant places. [2021-06-11 01:53:46,989 INFO L241 Difference]: Finished difference. Result has 135 places, 427 transitions, 9314 flow [2021-06-11 01:53:46,990 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=7121, PETRI_DIFFERENCE_MINUEND_PLACES=125, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=380, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=266, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=9314, PETRI_PLACES=135, PETRI_TRANSITIONS=427} [2021-06-11 01:53:46,990 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 108 predicate places. [2021-06-11 01:53:46,990 INFO L480 AbstractCegarLoop]: Abstraction has has 135 places, 427 transitions, 9314 flow [2021-06-11 01:53:46,990 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 23.166666666666668) internal successors, (139), 6 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) [2021-06-11 01:53:46,990 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:46,990 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:47,205 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:47,205 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:47,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:47,205 INFO L82 PathProgramCache]: Analyzing trace with hash -581335632, now seen corresponding path program 6 times [2021-06-11 01:53:47,206 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:47,206 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611387075] [2021-06-11 01:53:47,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:47,229 INFO L142 QuantifierPusher]: treesize reduction 17, result has 50.0 percent of original size [2021-06-11 01:53:47,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:47,241 INFO L142 QuantifierPusher]: treesize reduction 15, result has 55.9 percent of original size [2021-06-11 01:53:47,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:47,249 INFO L142 QuantifierPusher]: treesize reduction 14, result has 65.0 percent of original size [2021-06-11 01:53:47,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:47,257 INFO L142 QuantifierPusher]: treesize reduction 14, result has 72.0 percent of original size [2021-06-11 01:53:47,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 01:53:47,266 INFO L142 QuantifierPusher]: treesize reduction 11, result has 76.6 percent of original size [2021-06-11 01:53:47,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 01:53:47,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:47,289 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 01:53:47,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:47,300 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:47,300 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611387075] [2021-06-11 01:53:47,300 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [723888807] [2021-06-11 01:53:47,300 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:47,327 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-11 01:53:47,328 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:47,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 01:53:47,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:47,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:47,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:47,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:47,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:47,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:47,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:47,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:47,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:47,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,335 INFO L147 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size 24 [2021-06-11 01:53:47,336 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 01:53:47,336 INFO L147 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size 21 [2021-06-11 01:53:47,336 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-06-11 01:53:47,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:47,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:47,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,348 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size 29 [2021-06-11 01:53:47,348 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-06-11 01:53:47,349 INFO L147 QuantifierPusher]: treesize reduction 5, result has 76.2 percent of original size 16 [2021-06-11 01:53:47,349 INFO L142 QuantifierPusher]: treesize reduction 5, result has 76.2 percent of original size [2021-06-11 01:53:47,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:53:47,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:53:47,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,361 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-06-11 01:53:47,361 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size [2021-06-11 01:53:47,362 INFO L147 QuantifierPusher]: treesize reduction 4, result has 82.6 percent of original size 19 [2021-06-11 01:53:47,362 INFO L142 QuantifierPusher]: treesize reduction 4, result has 82.6 percent of original size [2021-06-11 01:53:47,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:47,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:47,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:47,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:47,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:47,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:47,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:47,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:47,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:47,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:47,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:47,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:47,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:47,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:47,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 01:53:47,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:47,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:47,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:47,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,398 INFO L147 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size 30 [2021-06-11 01:53:47,399 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-06-11 01:53:47,399 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-06-11 01:53:47,400 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size [2021-06-11 01:53:47,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:47,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:47,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,415 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-06-11 01:53:47,416 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-06-11 01:53:47,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:47,416 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 01:53:47,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:53:47,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:47,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:47,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:53:47,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:47,436 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 25 treesize of output 53 [2021-06-11 01:53:47,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:47,438 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size [2021-06-11 01:53:47,439 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:53:47,439 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:47,440 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,440 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:53:47,440 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:47,441 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,441 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:53:47,441 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:47,442 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,443 INFO L147 QuantifierPusher]: treesize reduction 33, result has 68.9 percent of original size 73 [2021-06-11 01:53:47,443 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:47,443 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:47,444 INFO L142 QuantifierPusher]: treesize reduction 43, result has 67.9 percent of original size [2021-06-11 01:53:47,445 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:47,445 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:47,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,446 INFO L147 QuantifierPusher]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-06-11 01:53:47,447 INFO L147 QuantifierPusher]: treesize reduction 4, result has 96.4 percent of original size 108 [2021-06-11 01:53:47,448 INFO L147 QuantifierPusher]: treesize reduction 4, result has 96.4 percent of original size 108 [2021-06-11 01:53:47,448 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.4 percent of original size [2021-06-11 01:53:47,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-06-11 01:53:47,449 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:53:47,529 INFO L628 ElimStorePlain]: treesize reduction 49, result has 54.6 percent of original size [2021-06-11 01:53:47,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,530 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:53:47,530 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:59 [2021-06-11 01:53:47,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:47,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:47,608 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:47,608 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:47,608 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-11 01:53:47,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299237986] [2021-06-11 01:53:47,608 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-11 01:53:47,608 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:47,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-11 01:53:47,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2021-06-11 01:53:47,609 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:53:47,609 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 427 transitions, 9314 flow. Second operand has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:47,609 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:47,610 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:53:47,610 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:48,075 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][43], [Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), 9#L62true, Black: 1136#(<= (+ i2 1) i1), 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 1102#(<= i2 (+ i1 2)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 165#(<= i1 i2), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 18#L36true, 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), 1108#(<= i2 i1), Black: 218#(<= i2 i1), 21#L79true, Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 1052#(<= (+ i2 1) i1), 348#(<= i2 i1), 29#L23true, Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 158#true, 735#true, 808#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 44#(= s2 s1), Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), 949#true, 54#(<= i2 i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:48,075 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 01:53:48,075 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:48,075 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:48,075 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:48,107 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][76], [Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), 9#L62true, Black: 1136#(<= (+ i2 1) i1), 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 1102#(<= i2 (+ i1 2)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 1167#true, Black: 165#(<= i1 i2), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 18#L36true, 403#true, Black: 214#(not (= i1 (+ i2 1))), 1108#(<= i2 i1), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), Black: 218#(<= i2 i1), 21#L79true, 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 1052#(<= (+ i2 1) i1), 348#(<= i2 i1), 29#L23true, Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 158#true, 735#true, 808#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 44#(= s2 s1), Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), 949#true, 54#(<= i2 i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:48,107 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 01:53:48,107 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 01:53:48,108 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 01:53:48,108 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 01:53:48,134 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][20], [5#L80true, 9#L62true, 10#L49true, Black: 1108#(<= i2 i1), Black: 1098#true, 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 1101#(<= i2 (+ i1 1)), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), Black: 1102#(<= i2 (+ i1 2)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 1167#true, Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), 18#L36true, Black: 348#(<= i2 i1), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 158#true, 1056#(<= (+ i2 2) i1), 808#true, Black: 44#(= s2 s1), Black: 884#(<= (+ i2 2) i1), 949#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 1052#(<= (+ i2 1) i1), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 76#(<= (+ i2 1) i1), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 54#(<= i2 i1), Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 1136#(<= (+ i2 1) i1), 885#(<= (+ i2 3) i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:48,134 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 01:53:48,134 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:53:48,134 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:53:48,134 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:53:48,226 INFO L129 PetriNetUnfolder]: 917/1803 cut-off events. [2021-06-11 01:53:48,226 INFO L130 PetriNetUnfolder]: For 13742/13840 co-relation queries the response was YES. [2021-06-11 01:53:48,236 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12922 conditions, 1803 events. 917/1803 cut-off events. For 13742/13840 co-relation queries the response was YES. Maximal size of possible extension queue 154. Compared 12136 event pairs, 0 based on Foata normal form. 17/1706 useless extension candidates. Maximal degree in co-relation 11994. Up to 565 conditions per place. [2021-06-11 01:53:48,250 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 210 selfloop transitions, 298 changer transitions 0/520 dead transitions. [2021-06-11 01:53:48,250 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 520 transitions, 12040 flow [2021-06-11 01:53:48,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-11 01:53:48,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-06-11 01:53:48,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 333 transitions. [2021-06-11 01:53:48,251 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6529411764705882 [2021-06-11 01:53:48,251 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 333 transitions. [2021-06-11 01:53:48,251 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 333 transitions. [2021-06-11 01:53:48,252 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:48,252 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 333 transitions. [2021-06-11 01:53:48,252 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 22.2) internal successors, (333), 15 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:48,253 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 34.0) internal successors, (544), 16 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:48,253 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 34.0) internal successors, (544), 16 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:48,253 INFO L185 Difference]: Start difference. First operand has 135 places, 427 transitions, 9314 flow. Second operand 15 states and 333 transitions. [2021-06-11 01:53:48,253 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 520 transitions, 12040 flow [2021-06-11 01:53:48,318 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 149 places, 520 transitions, 11674 flow, removed 183 selfloop flow, removed 0 redundant places. [2021-06-11 01:53:48,328 INFO L241 Difference]: Finished difference. Result has 152 places, 520 transitions, 11688 flow [2021-06-11 01:53:48,328 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=8978, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=426, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=216, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=154, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=11688, PETRI_PLACES=152, PETRI_TRANSITIONS=520} [2021-06-11 01:53:48,328 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 125 predicate places. [2021-06-11 01:53:48,328 INFO L480 AbstractCegarLoop]: Abstraction has has 152 places, 520 transitions, 11688 flow [2021-06-11 01:53:48,328 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:48,328 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:48,328 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:48,543 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable73 [2021-06-11 01:53:48,543 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:48,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:48,544 INFO L82 PathProgramCache]: Analyzing trace with hash -2059252656, now seen corresponding path program 5 times [2021-06-11 01:53:48,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:48,544 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638353053] [2021-06-11 01:53:48,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:48,572 INFO L142 QuantifierPusher]: treesize reduction 38, result has 25.5 percent of original size [2021-06-11 01:53:48,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:48,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:48,584 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-06-11 01:53:48,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 01:53:48,594 INFO L142 QuantifierPusher]: treesize reduction 38, result has 47.9 percent of original size [2021-06-11 01:53:48,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 01:53:48,612 INFO L142 QuantifierPusher]: treesize reduction 65, result has 46.3 percent of original size [2021-06-11 01:53:48,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:53:48,640 INFO L142 QuantifierPusher]: treesize reduction 40, result has 39.4 percent of original size [2021-06-11 01:53:48,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:48,656 INFO L142 QuantifierPusher]: treesize reduction 14, result has 61.1 percent of original size [2021-06-11 01:53:48,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,675 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:48,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638353053] [2021-06-11 01:53:48,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1694560148] [2021-06-11 01:53:48,675 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:48,707 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-11 01:53:48,707 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:48,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 01:53:48,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:48,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:48,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:48,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:48,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:48,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:48,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:48,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:48,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:48,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,717 INFO L147 QuantifierPusher]: treesize reduction 1, result has 96.0 percent of original size 24 [2021-06-11 01:53:48,717 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.2 percent of original size [2021-06-11 01:53:48,717 INFO L147 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size 21 [2021-06-11 01:53:48,718 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-06-11 01:53:48,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:48,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:48,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:48,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:48,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:48,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:48,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,729 INFO L147 QuantifierPusher]: treesize reduction 2, result has 93.1 percent of original size 27 [2021-06-11 01:53:48,729 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.3 percent of original size [2021-06-11 01:53:48,730 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-06-11 01:53:48,730 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-06-11 01:53:48,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:48,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:48,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:48,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:48,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:48,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:48,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,744 INFO L147 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size 26 [2021-06-11 01:53:48,745 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.4 percent of original size [2021-06-11 01:53:48,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 01:53:48,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 01:53:48,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 01:53:48,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 01:53:48,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 01:53:48,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 01:53:48,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 01:53:48,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,759 INFO L147 QuantifierPusher]: treesize reduction 5, result has 86.5 percent of original size 32 [2021-06-11 01:53:48,760 INFO L142 QuantifierPusher]: treesize reduction 5, result has 86.8 percent of original size [2021-06-11 01:53:48,760 INFO L147 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size 19 [2021-06-11 01:53:48,760 INFO L142 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size [2021-06-11 01:53:48,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:48,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:48,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,772 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size 25 [2021-06-11 01:53:48,772 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 01:53:48,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:48,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,799 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-06-11 01:53:48,799 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-06-11 01:53:48,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:48,799 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 01:53:48,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:53:48,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:48,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:48,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:53:48,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:48,818 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 25 treesize of output 53 [2021-06-11 01:53:48,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:48,820 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size [2021-06-11 01:53:48,820 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:53:48,820 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:48,821 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,821 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:53:48,821 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:48,821 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,822 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:53:48,822 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:48,822 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,823 INFO L147 QuantifierPusher]: treesize reduction 12, result has 88.0 percent of original size 88 [2021-06-11 01:53:48,824 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:48,824 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:48,826 INFO L142 QuantifierPusher]: treesize reduction 68, result has 68.7 percent of original size [2021-06-11 01:53:48,826 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:48,826 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:48,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,828 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.1 percent of original size 48 [2021-06-11 01:53:48,829 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:48,829 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:48,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,831 INFO L147 QuantifierPusher]: treesize reduction 4, result has 91.8 percent of original size 45 [2021-06-11 01:53:48,832 INFO L147 QuantifierPusher]: treesize reduction 2, result has 99.0 percent of original size 208 [2021-06-11 01:53:48,833 INFO L147 QuantifierPusher]: treesize reduction 2, result has 99.0 percent of original size 208 [2021-06-11 01:53:48,834 INFO L142 QuantifierPusher]: treesize reduction 2, result has 99.0 percent of original size [2021-06-11 01:53:48,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-06-11 01:53:48,835 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:53:48,960 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 40 [2021-06-11 01:53:48,960 INFO L628 ElimStorePlain]: treesize reduction 111, result has 46.6 percent of original size [2021-06-11 01:53:48,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:48,962 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:53:48,962 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:97 [2021-06-11 01:53:48,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:48,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:48,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:49,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:49,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:49,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:49,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:49,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:49,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:49,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:49,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:49,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:49,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:49,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:49,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:49,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:49,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:49,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:49,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:49,041 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:49,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:49,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-11 01:53:49,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581884433] [2021-06-11 01:53:49,041 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-11 01:53:49,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:49,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-11 01:53:49,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2021-06-11 01:53:49,042 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:53:49,042 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 520 transitions, 11688 flow. Second operand has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:49,042 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:49,042 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:53:49,042 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:49,510 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][36], [9#L62true, Black: 1136#(<= (+ i2 1) i1), 10#L49true, Black: 1098#true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 218#(<= i2 i1), 21#L79true, 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 1052#(<= (+ i2 1) i1), 29#L23true, 158#true, 808#true, Black: 44#(= s2 s1), 949#true, 54#(<= i2 i1), Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), 1108#(<= i2 i1), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), 348#(<= i2 i1), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:49,511 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 01:53:49,511 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:49,511 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:49,511 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:49,547 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][59], [9#L62true, Black: 1136#(<= (+ i2 1) i1), 10#L49true, Black: 1098#true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 1167#true, Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 218#(<= i2 i1), 21#L79true, 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 1052#(<= (+ i2 1) i1), 29#L23true, 158#true, 808#true, Black: 44#(= s2 s1), 949#true, 54#(<= i2 i1), Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), 1108#(<= i2 i1), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), 348#(<= i2 i1), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:49,547 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 01:53:49,547 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 01:53:49,547 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 01:53:49,547 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 01:53:49,733 INFO L129 PetriNetUnfolder]: 1041/2055 cut-off events. [2021-06-11 01:53:49,733 INFO L130 PetriNetUnfolder]: For 16380/16558 co-relation queries the response was YES. [2021-06-11 01:53:49,745 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15675 conditions, 2055 events. 1041/2055 cut-off events. For 16380/16558 co-relation queries the response was YES. Maximal size of possible extension queue 178. Compared 14261 event pairs, 0 based on Foata normal form. 43/1973 useless extension candidates. Maximal degree in co-relation 14654. Up to 1041 conditions per place. [2021-06-11 01:53:49,757 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 408 selfloop transitions, 181 changer transitions 0/601 dead transitions. [2021-06-11 01:53:49,757 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 601 transitions, 14658 flow [2021-06-11 01:53:49,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-11 01:53:49,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-06-11 01:53:49,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 371 transitions. [2021-06-11 01:53:49,759 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6418685121107266 [2021-06-11 01:53:49,759 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 371 transitions. [2021-06-11 01:53:49,759 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 371 transitions. [2021-06-11 01:53:49,759 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:49,759 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 371 transitions. [2021-06-11 01:53:49,759 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 21.823529411764707) internal successors, (371), 17 states have internal predecessors, (371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:49,760 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 34.0) internal successors, (612), 18 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:49,760 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 34.0) internal successors, (612), 18 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:49,760 INFO L185 Difference]: Start difference. First operand has 152 places, 520 transitions, 11688 flow. Second operand 17 states and 371 transitions. [2021-06-11 01:53:49,760 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 601 transitions, 14658 flow [2021-06-11 01:53:49,842 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 163 places, 601 transitions, 14452 flow, removed 73 selfloop flow, removed 5 redundant places. [2021-06-11 01:53:49,852 INFO L241 Difference]: Finished difference. Result has 168 places, 601 transitions, 13937 flow [2021-06-11 01:53:49,852 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=11506, PETRI_DIFFERENCE_MINUEND_PLACES=147, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=520, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=112, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=352, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=13937, PETRI_PLACES=168, PETRI_TRANSITIONS=601} [2021-06-11 01:53:49,853 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 141 predicate places. [2021-06-11 01:53:49,853 INFO L480 AbstractCegarLoop]: Abstraction has has 168 places, 601 transitions, 13937 flow [2021-06-11 01:53:49,853 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:49,853 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:49,853 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:50,056 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable79 [2021-06-11 01:53:50,057 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:50,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:50,057 INFO L82 PathProgramCache]: Analyzing trace with hash 875659922, now seen corresponding path program 7 times [2021-06-11 01:53:50,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:50,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279766771] [2021-06-11 01:53:50,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:50,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:50,093 INFO L142 QuantifierPusher]: treesize reduction 45, result has 28.6 percent of original size [2021-06-11 01:53:50,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:50,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:50,112 INFO L142 QuantifierPusher]: treesize reduction 34, result has 51.4 percent of original size [2021-06-11 01:53:50,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 01:53:50,130 INFO L142 QuantifierPusher]: treesize reduction 30, result has 63.9 percent of original size [2021-06-11 01:53:50,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-06-11 01:53:50,163 INFO L142 QuantifierPusher]: treesize reduction 50, result has 57.3 percent of original size [2021-06-11 01:53:50,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-06-11 01:53:50,198 INFO L142 QuantifierPusher]: treesize reduction 31, result has 50.8 percent of original size [2021-06-11 01:53:50,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:53:50,213 INFO L142 QuantifierPusher]: treesize reduction 8, result has 77.8 percent of original size [2021-06-11 01:53:50,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:53:50,235 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:50,235 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279766771] [2021-06-11 01:53:50,235 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1235043815] [2021-06-11 01:53:50,235 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:50,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:50,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 01:53:50,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:50,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:50,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:50,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:50,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:50,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:50,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:50,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:50,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:50,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:50,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,273 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-06-11 01:53:50,273 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 01:53:50,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:50,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:50,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:50,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:50,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:50,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:50,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:50,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:50,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:50,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:50,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:50,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:50,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:50,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:50,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:50,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:50,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:50,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:50,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,300 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size 26 [2021-06-11 01:53:50,300 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.1 percent of original size [2021-06-11 01:53:50,300 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 01:53:50,301 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-06-11 01:53:50,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:50,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:50,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,312 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size 25 [2021-06-11 01:53:50,313 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size [2021-06-11 01:53:50,313 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-06-11 01:53:50,314 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 01:53:50,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:50,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:50,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,324 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size 25 [2021-06-11 01:53:50,324 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 01:53:50,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:50,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:50,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:50,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:53:50,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:50,348 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 01:53:50,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:53:50,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:50,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:50,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:53:50,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:50,375 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 25 treesize of output 53 [2021-06-11 01:53:50,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:50,376 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size [2021-06-11 01:53:50,377 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:53:50,377 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:50,378 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,379 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:53:50,379 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:50,379 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,379 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:53:50,380 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:50,380 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,381 INFO L147 QuantifierPusher]: treesize reduction 35, result has 67.6 percent of original size 73 [2021-06-11 01:53:50,382 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:50,382 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:50,383 INFO L142 QuantifierPusher]: treesize reduction 93, result has 60.1 percent of original size [2021-06-11 01:53:50,384 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:50,384 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:50,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,386 INFO L147 QuantifierPusher]: treesize reduction 4, result has 91.1 percent of original size 41 [2021-06-11 01:53:50,387 INFO L147 QuantifierPusher]: treesize reduction 8, result has 95.1 percent of original size 154 [2021-06-11 01:53:50,388 INFO L147 QuantifierPusher]: treesize reduction 8, result has 95.1 percent of original size 154 [2021-06-11 01:53:50,388 INFO L142 QuantifierPusher]: treesize reduction 8, result has 95.1 percent of original size [2021-06-11 01:53:50,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 154 [2021-06-11 01:53:50,389 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:53:50,496 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 32 [2021-06-11 01:53:50,497 INFO L628 ElimStorePlain]: treesize reduction 82, result has 46.8 percent of original size [2021-06-11 01:53:50,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,500 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:53:50,500 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:72 [2021-06-11 01:53:50,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:50,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 01:53:50,568 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:50,568 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:50,568 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-11 01:53:50,568 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76088978] [2021-06-11 01:53:50,568 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-11 01:53:50,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:50,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-11 01:53:50,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2021-06-11 01:53:50,569 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:53:50,569 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 601 transitions, 13937 flow. Second operand has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:50,569 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:50,569 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:53:50,569 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:50,854 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 61 [2021-06-11 01:53:51,104 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][34], [9#L62true, 10#L49true, Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, 403#true, Black: 218#(<= i2 i1), 21#L79true, 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 1052#(<= (+ i2 1) i1), 29#L23true, 158#true, 808#true, 949#true, 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), 1108#(<= i2 i1), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), 348#(<= i2 i1), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:51,104 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 01:53:51,104 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:51,104 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:51,104 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:51,139 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][20], [5#L80true, 9#L62true, 10#L49true, Black: 1108#(<= i2 i1), 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), Black: 1102#(<= i2 (+ i1 2)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 348#(<= i2 i1), 18#L36true, 403#true, Black: 218#(<= i2 i1), 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 158#true, 1056#(<= (+ i2 2) i1), 808#true, Black: 884#(<= (+ i2 2) i1), 949#true, Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 1052#(<= (+ i2 1) i1), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 76#(<= (+ i2 1) i1), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 54#(<= i2 i1), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 1136#(<= (+ i2 1) i1), 885#(<= (+ i2 3) i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:51,139 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 01:53:51,139 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:51,139 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:53:51,139 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:51,143 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][59], [9#L62true, 10#L49true, Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, 403#true, Black: 218#(<= i2 i1), 21#L79true, 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 1052#(<= (+ i2 1) i1), 29#L23true, 158#true, 808#true, 949#true, 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), 1108#(<= i2 i1), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), 348#(<= i2 i1), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:51,143 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 01:53:51,143 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 01:53:51,143 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 01:53:51,143 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 01:53:51,358 INFO L129 PetriNetUnfolder]: 1138/2252 cut-off events. [2021-06-11 01:53:51,358 INFO L130 PetriNetUnfolder]: For 18534/18697 co-relation queries the response was YES. [2021-06-11 01:53:51,371 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18182 conditions, 2252 events. 1138/2252 cut-off events. For 18534/18697 co-relation queries the response was YES. Maximal size of possible extension queue 196. Compared 15922 event pairs, 0 based on Foata normal form. 28/2158 useless extension candidates. Maximal degree in co-relation 17497. Up to 1185 conditions per place. [2021-06-11 01:53:51,386 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 480 selfloop transitions, 177 changer transitions 0/669 dead transitions. [2021-06-11 01:53:51,386 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 669 transitions, 17077 flow [2021-06-11 01:53:51,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-11 01:53:51,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-06-11 01:53:51,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 371 transitions. [2021-06-11 01:53:51,387 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6418685121107266 [2021-06-11 01:53:51,387 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 371 transitions. [2021-06-11 01:53:51,387 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 371 transitions. [2021-06-11 01:53:51,387 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:51,387 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 371 transitions. [2021-06-11 01:53:51,388 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 21.823529411764707) internal successors, (371), 17 states have internal predecessors, (371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:51,388 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 34.0) internal successors, (612), 18 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:51,388 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 34.0) internal successors, (612), 18 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:51,388 INFO L185 Difference]: Start difference. First operand has 168 places, 601 transitions, 13937 flow. Second operand 17 states and 371 transitions. [2021-06-11 01:53:51,388 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 669 transitions, 17077 flow [2021-06-11 01:53:51,532 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 669 transitions, 16912 flow, removed 47 selfloop flow, removed 8 redundant places. [2021-06-11 01:53:51,547 INFO L241 Difference]: Finished difference. Result has 178 places, 669 transitions, 16144 flow [2021-06-11 01:53:51,547 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=13772, PETRI_DIFFERENCE_MINUEND_PLACES=160, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=601, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=121, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=444, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=16144, PETRI_PLACES=178, PETRI_TRANSITIONS=669} [2021-06-11 01:53:51,547 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 151 predicate places. [2021-06-11 01:53:51,548 INFO L480 AbstractCegarLoop]: Abstraction has has 178 places, 669 transitions, 16144 flow [2021-06-11 01:53:51,548 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:51,548 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:51,548 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:51,753 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable86 [2021-06-11 01:53:51,753 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:51,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:51,753 INFO L82 PathProgramCache]: Analyzing trace with hash 492832063, now seen corresponding path program 6 times [2021-06-11 01:53:51,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:51,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563428541] [2021-06-11 01:53:51,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:51,780 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 01:53:51,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:51,784 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-06-11 01:53:51,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:51,789 INFO L142 QuantifierPusher]: treesize reduction 19, result has 34.5 percent of original size [2021-06-11 01:53:51,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:51,794 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-06-11 01:53:51,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:51,799 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-06-11 01:53:51,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:51,804 INFO L142 QuantifierPusher]: treesize reduction 25, result has 19.4 percent of original size [2021-06-11 01:53:51,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 01:53:51,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:53:51,812 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:51,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563428541] [2021-06-11 01:53:51,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1097059168] [2021-06-11 01:53:51,812 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 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 [2021-06-11 01:53:51,855 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-11 01:53:51,855 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:51,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 01:53:51,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:51,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:51,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:51,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:53:51,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:51,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:51,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:51,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:51,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:51,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:51,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:51,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:51,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:51,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:51,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:51,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:51,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:51,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:51,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:51,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:51,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:51,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:51,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:51,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:51,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:51,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:51,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:51,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:53:51,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:53:51,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:53:51,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:51,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:51,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:51,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:51,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:53:51,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:53:51,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:51,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:53:51,924 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 01:53:51,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:51,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 12 [2021-06-11 01:53:51,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925275572] [2021-06-11 01:53:51,925 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-11 01:53:51,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:51,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-11 01:53:51,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2021-06-11 01:53:51,926 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 34 [2021-06-11 01:53:51,926 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 178 places, 669 transitions, 16144 flow. Second operand has 14 states, 14 states have (on average 21.142857142857142) internal successors, (296), 14 states have internal predecessors, (296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:51,926 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:51,926 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 34 [2021-06-11 01:53:51,926 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:52,053 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][34], [9#L62true, Black: 1136#(<= (+ i2 1) i1), 10#L49true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, 403#true, Black: 218#(<= i2 i1), 21#L79true, 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), 1052#(<= (+ i2 1) i1), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 29#L23true, 1438#true, 158#true, 808#true, 949#true, 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), 1108#(<= i2 i1), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), 348#(<= i2 i1), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:52,054 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 01:53:52,054 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:52,054 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:52,054 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:52,093 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][59], [9#L62true, Black: 1136#(<= (+ i2 1) i1), 10#L49true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 1167#true, Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, 403#true, Black: 218#(<= i2 i1), 21#L79true, 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 1052#(<= (+ i2 1) i1), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 29#L23true, 1438#true, 158#true, 808#true, 949#true, 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), 348#(<= i2 i1), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:52,094 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 01:53:52,094 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 01:53:52,094 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 01:53:52,094 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 01:53:52,305 INFO L129 PetriNetUnfolder]: 1225/2419 cut-off events. [2021-06-11 01:53:52,305 INFO L130 PetriNetUnfolder]: For 19936/20062 co-relation queries the response was YES. [2021-06-11 01:53:52,319 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19768 conditions, 2419 events. 1225/2419 cut-off events. For 19936/20062 co-relation queries the response was YES. Maximal size of possible extension queue 217. Compared 17386 event pairs, 0 based on Foata normal form. 22/2310 useless extension candidates. Maximal degree in co-relation 19120. Up to 797 conditions per place. [2021-06-11 01:53:52,335 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 364 selfloop transitions, 353 changer transitions 0/729 dead transitions. [2021-06-11 01:53:52,335 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 186 places, 729 transitions, 18642 flow [2021-06-11 01:53:52,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 01:53:52,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 01:53:52,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 213 transitions. [2021-06-11 01:53:52,336 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.696078431372549 [2021-06-11 01:53:52,336 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 213 transitions. [2021-06-11 01:53:52,336 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 213 transitions. [2021-06-11 01:53:52,336 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:52,336 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 213 transitions. [2021-06-11 01:53:52,337 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 23.666666666666668) internal successors, (213), 9 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) [2021-06-11 01:53:52,337 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 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) [2021-06-11 01:53:52,337 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 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) [2021-06-11 01:53:52,337 INFO L185 Difference]: Start difference. First operand has 178 places, 669 transitions, 16144 flow. Second operand 9 states and 213 transitions. [2021-06-11 01:53:52,337 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 186 places, 729 transitions, 18642 flow [2021-06-11 01:53:52,478 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 178 places, 729 transitions, 18425 flow, removed 79 selfloop flow, removed 8 redundant places. [2021-06-11 01:53:52,491 INFO L241 Difference]: Finished difference. Result has 179 places, 723 transitions, 17799 flow [2021-06-11 01:53:52,491 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=15927, PETRI_DIFFERENCE_MINUEND_PLACES=170, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=669, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=299, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=358, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=17799, PETRI_PLACES=179, PETRI_TRANSITIONS=723} [2021-06-11 01:53:52,492 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 152 predicate places. [2021-06-11 01:53:52,492 INFO L480 AbstractCegarLoop]: Abstraction has has 179 places, 723 transitions, 17799 flow [2021-06-11 01:53:52,492 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 21.142857142857142) internal successors, (296), 14 states have internal predecessors, (296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:52,492 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:52,492 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:52,704 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:52,705 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:52,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:52,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1406977508, now seen corresponding path program 7 times [2021-06-11 01:53:52,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:52,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041653006] [2021-06-11 01:53:52,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:52,723 INFO L142 QuantifierPusher]: treesize reduction 38, result has 25.5 percent of original size [2021-06-11 01:53:52,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:53:52,738 INFO L142 QuantifierPusher]: treesize reduction 39, result has 51.2 percent of original size [2021-06-11 01:53:52,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 01:53:52,763 INFO L142 QuantifierPusher]: treesize reduction 50, result has 41.2 percent of original size [2021-06-11 01:53:52,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 01:53:52,783 INFO L142 QuantifierPusher]: treesize reduction 16, result has 71.4 percent of original size [2021-06-11 01:53:52,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 01:53:52,795 INFO L142 QuantifierPusher]: treesize reduction 39, result has 40.0 percent of original size [2021-06-11 01:53:52,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:52,807 INFO L142 QuantifierPusher]: treesize reduction 14, result has 61.1 percent of original size [2021-06-11 01:53:52,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:52,823 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:52,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041653006] [2021-06-11 01:53:52,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [165561003] [2021-06-11 01:53:52,824 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:52,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:52,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 01:53:52,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:52,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:52,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:52,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,867 INFO L147 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size 17 [2021-06-11 01:53:52,867 INFO L142 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size [2021-06-11 01:53:52,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:52,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:52,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,876 INFO L147 QuantifierPusher]: treesize reduction 1, result has 96.0 percent of original size 24 [2021-06-11 01:53:52,876 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.2 percent of original size [2021-06-11 01:53:52,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:52,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:52,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:52,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,888 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size 30 [2021-06-11 01:53:52,888 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.2 percent of original size [2021-06-11 01:53:52,888 INFO L147 QuantifierPusher]: treesize reduction 7, result has 82.1 percent of original size 32 [2021-06-11 01:53:52,889 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.1 percent of original size [2021-06-11 01:53:52,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:53:52,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:53:52,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,901 INFO L147 QuantifierPusher]: treesize reduction 3, result has 92.7 percent of original size 38 [2021-06-11 01:53:52,901 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.9 percent of original size [2021-06-11 01:53:52,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 01:53:52,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 01:53:52,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 01:53:52,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,916 INFO L147 QuantifierPusher]: treesize reduction 4, result has 93.1 percent of original size 54 [2021-06-11 01:53:52,916 INFO L142 QuantifierPusher]: treesize reduction 4, result has 93.2 percent of original size [2021-06-11 01:53:52,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 01:53:52,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 01:53:52,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 01:53:52,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:53:52,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:52,934 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 01:53:52,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:53:52,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:52,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:52,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:53:52,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:52,954 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 25 treesize of output 53 [2021-06-11 01:53:52,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:52,955 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size [2021-06-11 01:53:52,956 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:53:52,956 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:52,956 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,957 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:53:52,957 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:52,958 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,958 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:53:52,958 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:52,958 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,959 INFO L147 QuantifierPusher]: treesize reduction 35, result has 67.6 percent of original size 73 [2021-06-11 01:53:52,960 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:52,961 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:52,961 INFO L142 QuantifierPusher]: treesize reduction 45, result has 66.9 percent of original size [2021-06-11 01:53:52,962 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:52,964 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:52,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:52,966 INFO L147 QuantifierPusher]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-06-11 01:53:52,966 INFO L147 QuantifierPusher]: treesize reduction 4, result has 96.4 percent of original size 108 [2021-06-11 01:53:52,967 INFO L147 QuantifierPusher]: treesize reduction 4, result has 96.4 percent of original size 108 [2021-06-11 01:53:52,968 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.4 percent of original size [2021-06-11 01:53:52,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-06-11 01:53:52,968 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:53:53,061 INFO L628 ElimStorePlain]: treesize reduction 49, result has 54.6 percent of original size [2021-06-11 01:53:53,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,062 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:53:53,062 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:59 [2021-06-11 01:53:53,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:53,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 01:53:53,111 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:53,111 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:53,111 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-11 01:53:53,111 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171542556] [2021-06-11 01:53:53,111 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-11 01:53:53,111 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:53,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-11 01:53:53,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2021-06-11 01:53:53,112 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:53:53,112 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 179 places, 723 transitions, 17799 flow. Second operand has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:53,112 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:53,112 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:53:53,112 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:53,683 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][34], [9#L62true, 10#L49true, Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, 403#true, Black: 218#(<= i2 i1), 21#L79true, 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), 1052#(<= (+ i2 1) i1), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 29#L23true, 158#true, 1438#true, 808#true, 949#true, 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), 348#(<= i2 i1), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), Black: 812#(<= i1 (+ i2 2)), 1519#true, 884#(<= (+ i2 2) i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:53,683 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 01:53:53,683 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:53,683 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 01:53:53,683 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:53,731 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][24], [5#L80true, 9#L62true, 10#L49true, Black: 1108#(<= i2 i1), Black: 1098#true, 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 348#(<= i2 i1), 18#L36true, 403#true, Black: 218#(<= i2 i1), 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 1438#true, 158#true, 1056#(<= (+ i2 2) i1), 808#true, Black: 884#(<= (+ i2 2) i1), 949#true, Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 1052#(<= (+ i2 1) i1), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 76#(<= (+ i2 1) i1), Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 54#(<= i2 i1), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), Black: 812#(<= i1 (+ i2 2)), 1136#(<= (+ i2 1) i1), 885#(<= (+ i2 3) i1), 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:53,731 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 01:53:53,731 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:53:53,732 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:53,732 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:53,756 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][59], [9#L62true, 10#L49true, Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, 403#true, Black: 218#(<= i2 i1), 21#L79true, 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), 1052#(<= (+ i2 1) i1), 29#L23true, Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 1438#true, 158#true, 808#true, 949#true, 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), 348#(<= i2 i1), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), Black: 812#(<= i1 (+ i2 2)), 1519#true, 884#(<= (+ i2 2) i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:53,756 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 01:53:53,756 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:53,756 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:53,757 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:53:53,805 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][24], [5#L80true, 9#L62true, 10#L49true, Black: 1108#(<= i2 i1), Black: 1098#true, 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), 1167#true, Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 348#(<= i2 i1), 18#L36true, 403#true, Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 1438#true, 158#true, 1056#(<= (+ i2 2) i1), 808#true, Black: 884#(<= (+ i2 2) i1), 949#true, Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 1052#(<= (+ i2 1) i1), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 76#(<= (+ i2 1) i1), Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 699#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 54#(<= i2 i1), Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 812#(<= i1 (+ i2 2)), 1136#(<= (+ i2 1) i1), 885#(<= (+ i2 3) i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:53,805 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 01:53:53,805 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:53:53,805 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:53:53,805 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 01:53:54,060 INFO L129 PetriNetUnfolder]: 1339/2651 cut-off events. [2021-06-11 01:53:54,061 INFO L130 PetriNetUnfolder]: For 22179/22355 co-relation queries the response was YES. [2021-06-11 01:53:54,076 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22191 conditions, 2651 events. 1339/2651 cut-off events. For 22179/22355 co-relation queries the response was YES. Maximal size of possible extension queue 235. Compared 19397 event pairs, 0 based on Foata normal form. 34/2542 useless extension candidates. Maximal degree in co-relation 21542. Up to 1365 conditions per place. [2021-06-11 01:53:54,096 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 558 selfloop transitions, 217 changer transitions 0/787 dead transitions. [2021-06-11 01:53:54,096 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 196 places, 787 transitions, 20833 flow [2021-06-11 01:53:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-11 01:53:54,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-06-11 01:53:54,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 398 transitions. [2021-06-11 01:53:54,097 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6503267973856209 [2021-06-11 01:53:54,097 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 398 transitions. [2021-06-11 01:53:54,097 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 398 transitions. [2021-06-11 01:53:54,097 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:54,097 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 398 transitions. [2021-06-11 01:53:54,098 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 22.11111111111111) internal successors, (398), 18 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:54,099 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 34.0) internal successors, (646), 19 states have internal predecessors, (646), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:54,099 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 34.0) internal successors, (646), 19 states have internal predecessors, (646), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:54,099 INFO L185 Difference]: Start difference. First operand has 179 places, 723 transitions, 17799 flow. Second operand 18 states and 398 transitions. [2021-06-11 01:53:54,099 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 196 places, 787 transitions, 20833 flow [2021-06-11 01:53:54,263 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 191 places, 787 transitions, 20182 flow, removed 55 selfloop flow, removed 5 redundant places. [2021-06-11 01:53:54,278 INFO L241 Difference]: Finished difference. Result has 194 places, 787 transitions, 19333 flow [2021-06-11 01:53:54,279 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=17240, PETRI_DIFFERENCE_MINUEND_PLACES=174, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=723, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=161, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=516, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=19333, PETRI_PLACES=194, PETRI_TRANSITIONS=787} [2021-06-11 01:53:54,279 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 167 predicate places. [2021-06-11 01:53:54,279 INFO L480 AbstractCegarLoop]: Abstraction has has 194 places, 787 transitions, 19333 flow [2021-06-11 01:53:54,279 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:54,279 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:54,279 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:54,495 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:54,495 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:54,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:54,495 INFO L82 PathProgramCache]: Analyzing trace with hash -318368322, now seen corresponding path program 8 times [2021-06-11 01:53:54,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:54,495 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208114066] [2021-06-11 01:53:54,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:54,525 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-06-11 01:53:54,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:54,537 INFO L142 QuantifierPusher]: treesize reduction 45, result has 40.0 percent of original size [2021-06-11 01:53:54,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 01:53:54,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 01:53:54,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 01:53:54,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:54,613 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 01:53:54,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:54,618 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 01:53:54,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208114066] [2021-06-11 01:53:54,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1406932768] [2021-06-11 01:53:54,618 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-06-11 01:53:54,649 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 01:53:54,649 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:54,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 01:53:54,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:54,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:54,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:54,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:54,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:54,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:54,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,671 INFO L147 QuantifierPusher]: treesize reduction 6, result has 82.4 percent of original size 28 [2021-06-11 01:53:54,672 INFO L142 QuantifierPusher]: treesize reduction 6, result has 82.9 percent of original size [2021-06-11 01:53:54,673 INFO L147 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size 17 [2021-06-11 01:53:54,673 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-06-11 01:53:54,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:54,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:53:54,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 01:53:54,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,684 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 01:53:54,684 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-06-11 01:53:54,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:54,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:54,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 01:53:54,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,696 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-06-11 01:53:54,696 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-06-11 01:53:54,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:54,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:54,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:54,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:54,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:54,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:54,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,710 INFO L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-06-11 01:53:54,710 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-06-11 01:53:54,711 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-06-11 01:53:54,711 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size [2021-06-11 01:53:54,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:54,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:54,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,723 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-06-11 01:53:54,723 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-06-11 01:53:54,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:54,724 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 01:53:54,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:53:54,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:54,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:54,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:53:54,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:54,743 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 25 treesize of output 53 [2021-06-11 01:53:54,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:54,755 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size [2021-06-11 01:53:54,756 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:53:54,756 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:54,757 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,757 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:53:54,757 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:54,758 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,758 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:53:54,758 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:54,759 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,760 INFO L147 QuantifierPusher]: treesize reduction 12, result has 88.0 percent of original size 88 [2021-06-11 01:53:54,760 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:54,761 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:54,762 INFO L142 QuantifierPusher]: treesize reduction 68, result has 68.7 percent of original size [2021-06-11 01:53:54,762 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:54,762 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:54,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,764 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.1 percent of original size 48 [2021-06-11 01:53:54,764 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:54,765 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:54,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,766 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.0 percent of original size 52 [2021-06-11 01:53:54,767 INFO L147 QuantifierPusher]: treesize reduction -3, result has 101.4 percent of original size 215 [2021-06-11 01:53:54,767 INFO L147 QuantifierPusher]: treesize reduction -3, result has 101.4 percent of original size 215 [2021-06-11 01:53:54,771 INFO L142 QuantifierPusher]: treesize reduction -3, result has 101.4 percent of original size [2021-06-11 01:53:54,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 215 [2021-06-11 01:53:54,772 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:53:54,892 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 39 [2021-06-11 01:53:54,892 INFO L628 ElimStorePlain]: treesize reduction 118, result has 45.1 percent of original size [2021-06-11 01:53:54,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,893 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:53:54,893 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:97 [2021-06-11 01:53:54,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:54,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 01:53:54,961 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:54,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:54,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 11 [2021-06-11 01:53:54,962 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167024892] [2021-06-11 01:53:54,962 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-11 01:53:54,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:54,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-11 01:53:54,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2021-06-11 01:53:54,962 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:53:54,962 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 194 places, 787 transitions, 19333 flow. Second operand has 13 states, 13 states have (on average 19.153846153846153) internal successors, (249), 13 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:54,963 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:54,963 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:53:54,963 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:55,421 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][59], [9#L62true, 10#L49true, Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 1167#true, Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, 403#true, Black: 218#(<= i2 i1), 21#L79true, 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), 1052#(<= (+ i2 1) i1), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 29#L23true, 158#true, 808#true, 949#true, 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), 348#(<= i2 i1), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), Black: 812#(<= i1 (+ i2 2)), 1519#true, 884#(<= (+ i2 2) i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:55,421 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 01:53:55,421 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:53:55,421 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:55,421 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:55,612 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([99] thread2EXIT-->L81: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][62], [9#L62true, 10#L49true, Black: 1108#(<= i2 i1), Black: 1098#true, 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 1101#(<= i2 (+ i1 1)), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), Black: 1102#(<= i2 (+ i1 2)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 1167#true, Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 348#(<= i2 i1), 403#true, Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, 23#L81true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, 1056#(<= (+ i2 2) i1), 808#true, Black: 884#(<= (+ i2 2) i1), 949#true, Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 1052#(<= (+ i2 1) i1), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 76#(<= (+ i2 1) i1), 1613#true, Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 54#(<= i2 i1), Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 812#(<= i1 (+ i2 2)), 1136#(<= (+ i2 1) i1), 885#(<= (+ i2 3) i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:55,612 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-06-11 01:53:55,612 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 01:53:55,612 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 01:53:55,612 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 01:53:55,712 INFO L129 PetriNetUnfolder]: 1588/3150 cut-off events. [2021-06-11 01:53:55,712 INFO L130 PetriNetUnfolder]: For 24051/24235 co-relation queries the response was YES. [2021-06-11 01:53:55,733 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25519 conditions, 3150 events. 1588/3150 cut-off events. For 24051/24235 co-relation queries the response was YES. Maximal size of possible extension queue 291. Compared 23935 event pairs, 0 based on Foata normal form. 42/3009 useless extension candidates. Maximal degree in co-relation 24865. Up to 1029 conditions per place. [2021-06-11 01:53:55,754 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 389 selfloop transitions, 526 changer transitions 0/927 dead transitions. [2021-06-11 01:53:55,754 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 209 places, 927 transitions, 23827 flow [2021-06-11 01:53:55,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-11 01:53:55,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-06-11 01:53:55,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 356 transitions. [2021-06-11 01:53:55,755 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6544117647058824 [2021-06-11 01:53:55,755 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 356 transitions. [2021-06-11 01:53:55,755 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 356 transitions. [2021-06-11 01:53:55,755 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:55,755 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 356 transitions. [2021-06-11 01:53:55,756 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 22.25) internal successors, (356), 16 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:55,757 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 34.0) internal successors, (578), 17 states have internal predecessors, (578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:55,757 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 34.0) internal successors, (578), 17 states have internal predecessors, (578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:55,757 INFO L185 Difference]: Start difference. First operand has 194 places, 787 transitions, 19333 flow. Second operand 16 states and 356 transitions. [2021-06-11 01:53:55,757 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 209 places, 927 transitions, 23827 flow [2021-06-11 01:53:55,941 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 202 places, 927 transitions, 23660 flow, removed 60 selfloop flow, removed 7 redundant places. [2021-06-11 01:53:55,960 INFO L241 Difference]: Finished difference. Result has 205 places, 927 transitions, 23645 flow [2021-06-11 01:53:55,960 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=19166, PETRI_DIFFERENCE_MINUEND_PLACES=187, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=787, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=414, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=321, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=23645, PETRI_PLACES=205, PETRI_TRANSITIONS=927} [2021-06-11 01:53:55,960 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 178 predicate places. [2021-06-11 01:53:55,961 INFO L480 AbstractCegarLoop]: Abstraction has has 205 places, 927 transitions, 23645 flow [2021-06-11 01:53:55,961 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 19.153846153846153) internal successors, (249), 13 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:55,961 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:55,961 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:56,175 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable99 [2021-06-11 01:53:56,175 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:56,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:56,176 INFO L82 PathProgramCache]: Analyzing trace with hash 434122472, now seen corresponding path program 8 times [2021-06-11 01:53:56,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:56,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960339638] [2021-06-11 01:53:56,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:56,194 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-06-11 01:53:56,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:56,206 INFO L142 QuantifierPusher]: treesize reduction 35, result has 47.8 percent of original size [2021-06-11 01:53:56,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:53:56,215 INFO L142 QuantifierPusher]: treesize reduction 55, result has 38.9 percent of original size [2021-06-11 01:53:56,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 01:53:56,233 INFO L142 QuantifierPusher]: treesize reduction 21, result has 65.6 percent of original size [2021-06-11 01:53:56,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 01:53:56,249 INFO L142 QuantifierPusher]: treesize reduction 44, result has 37.1 percent of original size [2021-06-11 01:53:56,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:56,261 INFO L142 QuantifierPusher]: treesize reduction 14, result has 61.1 percent of original size [2021-06-11 01:53:56,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:56,279 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:56,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960339638] [2021-06-11 01:53:56,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [183187968] [2021-06-11 01:53:56,279 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 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 [2021-06-11 01:53:56,305 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 01:53:56,305 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:56,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 01:53:56,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:56,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:56,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:56,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:53:56,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:53:56,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:53:56,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:56,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,329 INFO L147 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size 16 [2021-06-11 01:53:56,329 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size [2021-06-11 01:53:56,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:53:56,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:53:56,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,341 INFO L147 QuantifierPusher]: treesize reduction 6, result has 77.8 percent of original size 21 [2021-06-11 01:53:56,341 INFO L142 QuantifierPusher]: treesize reduction 6, result has 78.6 percent of original size [2021-06-11 01:53:56,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:56,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:56,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:56,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:56,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:56,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:56,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:56,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 01:53:56,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:56,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:56,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:56,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,373 INFO L147 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size 30 [2021-06-11 01:53:56,373 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-06-11 01:53:56,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:56,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:56,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:56,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,388 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-06-11 01:53:56,388 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-06-11 01:53:56,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:56,389 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 01:53:56,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:53:56,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:56,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:56,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:53:56,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:56,408 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 25 treesize of output 53 [2021-06-11 01:53:56,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:56,410 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size [2021-06-11 01:53:56,410 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:53:56,410 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:56,411 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,411 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:53:56,411 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:56,412 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,412 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:53:56,412 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:56,413 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,414 INFO L147 QuantifierPusher]: treesize reduction 14, result has 86.3 percent of original size 88 [2021-06-11 01:53:56,414 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:56,415 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:56,423 INFO L142 QuantifierPusher]: treesize reduction 54, result has 75.6 percent of original size [2021-06-11 01:53:56,423 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:56,424 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:56,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,425 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.1 percent of original size 48 [2021-06-11 01:53:56,425 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:56,425 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:56,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,427 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.0 percent of original size 52 [2021-06-11 01:53:56,428 INFO L147 QuantifierPusher]: treesize reduction 32, result has 87.0 percent of original size 215 [2021-06-11 01:53:56,429 INFO L147 QuantifierPusher]: treesize reduction 32, result has 87.0 percent of original size 215 [2021-06-11 01:53:56,430 INFO L142 QuantifierPusher]: treesize reduction 32, result has 87.0 percent of original size [2021-06-11 01:53:56,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 215 [2021-06-11 01:53:56,431 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:53:56,576 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 34 [2021-06-11 01:53:56,577 INFO L628 ElimStorePlain]: treesize reduction 131, result has 39.1 percent of original size [2021-06-11 01:53:56,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,578 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:53:56,578 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:84 [2021-06-11 01:53:56,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:56,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:53:56,638 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:56,638 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:56,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-11 01:53:56,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108293243] [2021-06-11 01:53:56,639 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-11 01:53:56,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:56,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-11 01:53:56,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2021-06-11 01:53:56,639 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:53:56,640 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 205 places, 927 transitions, 23645 flow. Second operand has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:56,640 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:56,640 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:53:56,640 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:57,203 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][76], [9#L62true, Black: 1136#(<= (+ i2 1) i1), 10#L49true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, 403#true, Black: 218#(<= i2 i1), 21#L79true, 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), 1052#(<= (+ i2 1) i1), 29#L23true, Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, 808#true, 949#true, 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), 348#(<= i2 i1), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:57,203 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 01:53:57,203 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:53:57,203 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:57,203 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:57,674 INFO L129 PetriNetUnfolder]: 1659/3307 cut-off events. [2021-06-11 01:53:57,674 INFO L130 PetriNetUnfolder]: For 27204/27308 co-relation queries the response was YES. [2021-06-11 01:53:57,692 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28680 conditions, 3307 events. 1659/3307 cut-off events. For 27204/27308 co-relation queries the response was YES. Maximal size of possible extension queue 310. Compared 25517 event pairs, 0 based on Foata normal form. 16/3154 useless extension candidates. Maximal degree in co-relation 28016. Up to 1789 conditions per place. [2021-06-11 01:53:57,713 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 784 selfloop transitions, 179 changer transitions 0/975 dead transitions. [2021-06-11 01:53:57,713 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 221 places, 975 transitions, 26813 flow [2021-06-11 01:53:57,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-11 01:53:57,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-06-11 01:53:57,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 370 transitions. [2021-06-11 01:53:57,714 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6401384083044983 [2021-06-11 01:53:57,714 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 370 transitions. [2021-06-11 01:53:57,714 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 370 transitions. [2021-06-11 01:53:57,714 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:57,715 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 370 transitions. [2021-06-11 01:53:57,715 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 21.764705882352942) internal successors, (370), 17 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:57,716 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 34.0) internal successors, (612), 18 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:57,716 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 34.0) internal successors, (612), 18 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:57,716 INFO L185 Difference]: Start difference. First operand has 205 places, 927 transitions, 23645 flow. Second operand 17 states and 370 transitions. [2021-06-11 01:53:57,716 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 221 places, 975 transitions, 26813 flow [2021-06-11 01:53:57,938 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 214 places, 975 transitions, 26615 flow, removed 72 selfloop flow, removed 7 redundant places. [2021-06-11 01:53:57,957 INFO L241 Difference]: Finished difference. Result has 217 places, 975 transitions, 25247 flow [2021-06-11 01:53:57,957 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=23471, PETRI_DIFFERENCE_MINUEND_PLACES=198, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=927, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=139, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=756, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=25247, PETRI_PLACES=217, PETRI_TRANSITIONS=975} [2021-06-11 01:53:57,957 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 190 predicate places. [2021-06-11 01:53:57,957 INFO L480 AbstractCegarLoop]: Abstraction has has 217 places, 975 transitions, 25247 flow [2021-06-11 01:53:57,958 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:57,958 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:53:57,958 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:53:58,158 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:53:58,158 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:53:58,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:53:58,158 INFO L82 PathProgramCache]: Analyzing trace with hash -1195143958, now seen corresponding path program 9 times [2021-06-11 01:53:58,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:53:58,159 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874680014] [2021-06-11 01:53:58,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:53:58,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:53:58,179 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-06-11 01:53:58,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:58,191 INFO L142 QuantifierPusher]: treesize reduction 35, result has 47.8 percent of original size [2021-06-11 01:53:58,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:53:58,200 INFO L142 QuantifierPusher]: treesize reduction 5, result has 88.9 percent of original size [2021-06-11 01:53:58,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 01:53:58,211 INFO L142 QuantifierPusher]: treesize reduction 21, result has 65.6 percent of original size [2021-06-11 01:53:58,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 01:53:58,226 INFO L142 QuantifierPusher]: treesize reduction 44, result has 37.1 percent of original size [2021-06-11 01:53:58,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:58,239 INFO L142 QuantifierPusher]: treesize reduction 14, result has 61.1 percent of original size [2021-06-11 01:53:58,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:53:58,258 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:58,258 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874680014] [2021-06-11 01:53:58,258 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1050722600] [2021-06-11 01:53:58,258 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 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 [2021-06-11 01:53:58,284 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-11 01:53:58,284 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:53:58,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 01:53:58,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:53:58,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:53:58,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:58,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:58,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:58,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:58,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:58,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:58,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:58,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:58,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:53:58,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,314 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 01:53:58,314 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-06-11 01:53:58,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:58,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:53:58,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:58,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,328 INFO L147 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size 23 [2021-06-11 01:53:58,328 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size [2021-06-11 01:53:58,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 01:53:58,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 01:53:58,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:53:58,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:58,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:58,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:53:58,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,361 INFO L147 QuantifierPusher]: treesize reduction 2, result has 93.1 percent of original size 27 [2021-06-11 01:53:58,361 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.3 percent of original size [2021-06-11 01:53:58,361 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size 24 [2021-06-11 01:53:58,362 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size [2021-06-11 01:53:58,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 01:53:58,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 01:53:58,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:53:58,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,379 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-06-11 01:53:58,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 01:53:58,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 01:53:58,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 01:53:58,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 01:53:58,446 INFO L354 Elim1Store]: treesize reduction 20, result has 79.4 percent of original size [2021-06-11 01:53:58,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 29 treesize of output 89 [2021-06-11 01:53:58,447 INFO L142 QuantifierPusher]: treesize reduction 8, result has 91.1 percent of original size [2021-06-11 01:53:58,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,448 INFO L142 QuantifierPusher]: treesize reduction 19, result has 80.0 percent of original size [2021-06-11 01:53:58,449 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 1] term [2021-06-11 01:53:58,449 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-06-11 01:53:58,449 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,450 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 1] term [2021-06-11 01:53:58,450 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 01:53:58,451 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,451 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:53:58,451 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:58,452 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,452 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:53:58,452 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:58,453 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,453 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:53:58,453 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:58,454 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,455 INFO L147 QuantifierPusher]: treesize reduction 72, result has 73.6 percent of original size 201 [2021-06-11 01:53:58,456 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:58,457 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,459 INFO L142 QuantifierPusher]: treesize reduction 177, result has 70.3 percent of original size [2021-06-11 01:53:58,459 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:58,460 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,461 INFO L142 QuantifierPusher]: treesize reduction 139, result has 65.4 percent of original size [2021-06-11 01:53:58,462 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:58,463 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,463 INFO L142 QuantifierPusher]: treesize reduction 17, result has 50.0 percent of original size [2021-06-11 01:53:58,464 INFO L147 QuantifierPusher]: treesize reduction -1, result has 104.8 percent of original size 22 [2021-06-11 01:53:58,464 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:58,464 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,465 INFO L142 QuantifierPusher]: treesize reduction 11, result has 69.4 percent of original size [2021-06-11 01:53:58,466 INFO L147 QuantifierPusher]: treesize reduction 8, result has 70.4 percent of original size 19 [2021-06-11 01:53:58,466 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:58,467 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,467 INFO L142 QuantifierPusher]: treesize reduction 10, result has 83.9 percent of original size [2021-06-11 01:53:58,468 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:58,468 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,469 INFO L142 QuantifierPusher]: treesize reduction 17, result has 55.3 percent of original size [2021-06-11 01:53:58,469 INFO L147 QuantifierPusher]: treesize reduction -1, result has 104.0 percent of original size 26 [2021-06-11 01:53:58,470 INFO L147 QuantifierPusher]: treesize reduction -2, result has 103.6 percent of original size 58 [2021-06-11 01:53:58,471 INFO L147 QuantifierPusher]: treesize reduction 25, result has 91.7 percent of original size 278 [2021-06-11 01:53:58,472 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:58,473 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,474 INFO L142 QuantifierPusher]: treesize reduction 5, result has 97.8 percent of original size [2021-06-11 01:53:58,474 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 01:53:58,475 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,476 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:58,477 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,477 INFO L142 QuantifierPusher]: treesize reduction 29, result has 77.2 percent of original size [2021-06-11 01:53:58,478 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:58,478 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,479 INFO L142 QuantifierPusher]: treesize reduction 17, result has 67.3 percent of original size [2021-06-11 01:53:58,479 INFO L147 QuantifierPusher]: treesize reduction 6, result has 71.4 percent of original size 15 [2021-06-11 01:53:58,480 INFO L147 QuantifierPusher]: treesize reduction 6, result has 94.1 percent of original size 95 [2021-06-11 01:53:58,480 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:53:58,480 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:58,481 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,481 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:58,482 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,482 INFO L142 QuantifierPusher]: treesize reduction 29, result has 64.2 percent of original size [2021-06-11 01:53:58,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-11 01:53:58,483 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:53:58,483 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:58,484 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,484 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:53:58,484 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:58,484 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,486 INFO L147 QuantifierPusher]: treesize reduction 50, result has 72.5 percent of original size 132 [2021-06-11 01:53:58,486 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:58,487 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,488 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:58,488 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,489 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 2, 1] term [2021-06-11 01:53:58,489 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:58,490 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,491 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:53:58,491 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,492 INFO L142 QuantifierPusher]: treesize reduction 8, result has 90.0 percent of original size [2021-06-11 01:53:58,492 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:58,492 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:53:58,506 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:58,506 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,507 INFO L142 QuantifierPusher]: treesize reduction 13, result has 83.5 percent of original size [2021-06-11 01:53:58,508 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.5 percent of original size 68 [2021-06-11 01:53:58,509 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.2 percent of original size 87 [2021-06-11 01:53:58,510 INFO L147 QuantifierPusher]: treesize reduction 12, result has 89.5 percent of original size 102 [2021-06-11 01:53:58,510 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 01:53:58,511 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,512 INFO L142 QuantifierPusher]: treesize reduction 12, result has 91.1 percent of original size [2021-06-11 01:53:58,512 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:58,512 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,514 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:58,514 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,516 INFO L147 QuantifierPusher]: treesize reduction 5, result has 82.8 percent of original size 24 [2021-06-11 01:53:58,517 INFO L147 QuantifierPusher]: treesize reduction 11, result has 82.8 percent of original size 53 [2021-06-11 01:53:58,517 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:53:58,518 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,519 INFO L142 QuantifierPusher]: treesize reduction 13, result has 86.6 percent of original size [2021-06-11 01:53:58,519 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:53:58,520 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:53:58,520 INFO L142 QuantifierPusher]: treesize reduction 17, result has 67.3 percent of original size [2021-06-11 01:53:58,521 INFO L147 QuantifierPusher]: treesize reduction 6, result has 71.4 percent of original size 15 [2021-06-11 01:53:58,522 INFO L147 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size 75 [2021-06-11 01:53:58,522 INFO L147 QuantifierPusher]: treesize reduction 23, result has 86.1 percent of original size 143 [2021-06-11 01:53:58,524 INFO L147 QuantifierPusher]: treesize reduction 35, result has 87.7 percent of original size 250 [2021-06-11 01:53:58,526 INFO L147 QuantifierPusher]: treesize reduction 85, result has 82.5 percent of original size 401 [2021-06-11 01:53:58,529 INFO L147 QuantifierPusher]: treesize reduction 110, result has 86.1 percent of original size 684 [2021-06-11 01:53:58,533 INFO L147 QuantifierPusher]: treesize reduction 110, result has 86.1 percent of original size 684 [2021-06-11 01:53:58,537 INFO L142 QuantifierPusher]: treesize reduction 110, result has 86.1 percent of original size [2021-06-11 01:53:58,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 684 [2021-06-11 01:53:58,541 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 3 xjuncts. [2021-06-11 01:53:58,620 INFO L628 ElimStorePlain]: treesize reduction 676, result has 1.2 percent of original size [2021-06-11 01:53:58,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,621 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:53:58,621 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:8 [2021-06-11 01:53:58,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:53:58,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:53:58,664 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:53:58,664 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:53:58,664 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-11 01:53:58,664 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172894168] [2021-06-11 01:53:58,664 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-11 01:53:58,665 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:53:58,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-11 01:53:58,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2021-06-11 01:53:58,666 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:53:58,666 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 217 places, 975 transitions, 25247 flow. Second operand has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:58,666 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:53:58,666 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:53:58,666 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:53:59,307 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][59], [9#L62true, Black: 1136#(<= (+ i2 1) i1), 10#L49true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, 21#L79true, Black: 218#(<= i2 i1), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 1052#(<= (+ i2 1) i1), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), 29#L23true, Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, 808#true, 949#true, 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), 348#(<= i2 i1), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:59,308 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 01:53:59,308 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:59,308 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:53:59,308 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:53:59,379 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][20], [5#L80true, 9#L62true, 10#L49true, Black: 1108#(<= i2 i1), 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), 1167#true, Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), 18#L36true, Black: 348#(<= i2 i1), Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), 1056#(<= (+ i2 2) i1), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, 808#true, Black: 884#(<= (+ i2 2) i1), 949#true, Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 1052#(<= (+ i2 1) i1), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 76#(<= (+ i2 1) i1), 1613#true, Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 54#(<= i2 i1), Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 812#(<= i1 (+ i2 2)), 1136#(<= (+ i2 1) i1), 885#(<= (+ i2 3) i1), Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:53:59,380 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 01:53:59,380 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:53:59,380 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 01:53:59,380 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:53:59,784 INFO L129 PetriNetUnfolder]: 1681/3353 cut-off events. [2021-06-11 01:53:59,784 INFO L130 PetriNetUnfolder]: For 28558/28690 co-relation queries the response was YES. [2021-06-11 01:53:59,805 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29390 conditions, 3353 events. 1681/3353 cut-off events. For 28558/28690 co-relation queries the response was YES. Maximal size of possible extension queue 312. Compared 25856 event pairs, 0 based on Foata normal form. 26/3212 useless extension candidates. Maximal degree in co-relation 28723. Up to 1889 conditions per place. [2021-06-11 01:53:59,830 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 856 selfloop transitions, 127 changer transitions 0/995 dead transitions. [2021-06-11 01:53:59,830 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 233 places, 995 transitions, 27511 flow [2021-06-11 01:53:59,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-11 01:53:59,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-06-11 01:53:59,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 370 transitions. [2021-06-11 01:53:59,831 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6401384083044983 [2021-06-11 01:53:59,831 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 370 transitions. [2021-06-11 01:53:59,831 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 370 transitions. [2021-06-11 01:53:59,831 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:53:59,831 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 370 transitions. [2021-06-11 01:53:59,832 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 21.764705882352942) internal successors, (370), 17 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:59,832 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 34.0) internal successors, (612), 18 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:59,832 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 34.0) internal successors, (612), 18 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:53:59,832 INFO L185 Difference]: Start difference. First operand has 217 places, 975 transitions, 25247 flow. Second operand 17 states and 370 transitions. [2021-06-11 01:53:59,832 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 233 places, 995 transitions, 27511 flow [2021-06-11 01:54:00,121 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 227 places, 995 transitions, 27412 flow, removed 29 selfloop flow, removed 6 redundant places. [2021-06-11 01:54:00,142 INFO L241 Difference]: Finished difference. Result has 229 places, 995 transitions, 25762 flow [2021-06-11 01:54:00,143 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=25148, PETRI_DIFFERENCE_MINUEND_PLACES=211, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=975, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=111, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=852, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=25762, PETRI_PLACES=229, PETRI_TRANSITIONS=995} [2021-06-11 01:54:00,144 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 202 predicate places. [2021-06-11 01:54:00,144 INFO L480 AbstractCegarLoop]: Abstraction has has 229 places, 995 transitions, 25762 flow [2021-06-11 01:54:00,144 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:00,144 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:54:00,144 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:54:00,360 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable113 [2021-06-11 01:54:00,361 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:54:00,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:54:00,361 INFO L82 PathProgramCache]: Analyzing trace with hash 1616481878, now seen corresponding path program 1 times [2021-06-11 01:54:00,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:54:00,361 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066421284] [2021-06-11 01:54:00,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:54:00,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:54:00,384 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-06-11 01:54:00,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:54:00,397 INFO L142 QuantifierPusher]: treesize reduction 39, result has 51.9 percent of original size [2021-06-11 01:54:00,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 01:54:00,428 INFO L142 QuantifierPusher]: treesize reduction 54, result has 39.3 percent of original size [2021-06-11 01:54:00,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 01:54:00,451 INFO L142 QuantifierPusher]: treesize reduction 71, result has 43.7 percent of original size [2021-06-11 01:54:00,453 INFO L147 QuantifierPusher]: treesize reduction 13, result has 76.4 percent of original size 42 [2021-06-11 01:54:00,480 INFO L142 QuantifierPusher]: treesize reduction 45, result has 36.6 percent of original size [2021-06-11 01:54:00,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:00,494 INFO L142 QuantifierPusher]: treesize reduction 14, result has 61.1 percent of original size [2021-06-11 01:54:00,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:00,515 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:54:00,515 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066421284] [2021-06-11 01:54:00,515 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [785045693] [2021-06-11 01:54:00,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:54:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:54:00,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 01:54:00,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:54:00,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:00,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:54:00,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:54:00,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:54:00,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:54:00,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,564 INFO L147 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size 20 [2021-06-11 01:54:00,565 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-06-11 01:54:00,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:54:00,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:54:00,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:54:00,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,576 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size 26 [2021-06-11 01:54:00,577 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.1 percent of original size [2021-06-11 01:54:00,577 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 01:54:00,577 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-06-11 01:54:00,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:54:00,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:54:00,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,590 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size 25 [2021-06-11 01:54:00,590 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size [2021-06-11 01:54:00,591 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-06-11 01:54:00,591 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 01:54:00,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:54:00,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:54:00,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,602 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size 25 [2021-06-11 01:54:00,603 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 01:54:00,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:00,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:00,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:00,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:00,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:00,618 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 01:54:00,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:54:00,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:00,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:00,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:54:00,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:00,638 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 25 treesize of output 53 [2021-06-11 01:54:00,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:00,640 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size [2021-06-11 01:54:00,640 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:54:00,641 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:54:00,641 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,642 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:54:00,642 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:00,642 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,643 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:54:00,643 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:00,643 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,644 INFO L147 QuantifierPusher]: treesize reduction 14, result has 86.3 percent of original size 88 [2021-06-11 01:54:00,645 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:00,646 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:00,646 INFO L142 QuantifierPusher]: treesize reduction 54, result has 75.6 percent of original size [2021-06-11 01:54:00,647 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:00,647 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:00,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,649 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.0 percent of original size 52 [2021-06-11 01:54:00,649 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:00,650 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:00,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,651 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.1 percent of original size 48 [2021-06-11 01:54:00,652 INFO L147 QuantifierPusher]: treesize reduction 32, result has 87.0 percent of original size 215 [2021-06-11 01:54:00,653 INFO L147 QuantifierPusher]: treesize reduction 32, result has 87.0 percent of original size 215 [2021-06-11 01:54:00,654 INFO L142 QuantifierPusher]: treesize reduction 32, result has 87.0 percent of original size [2021-06-11 01:54:00,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 215 [2021-06-11 01:54:00,655 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:54:00,782 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 34 [2021-06-11 01:54:00,783 INFO L628 ElimStorePlain]: treesize reduction 131, result has 39.1 percent of original size [2021-06-11 01:54:00,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,784 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:54:00,784 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:84 [2021-06-11 01:54:00,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:00,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 01:54:00,847 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:54:00,847 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:54:00,847 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-11 01:54:00,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984438792] [2021-06-11 01:54:00,864 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-11 01:54:00,864 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:54:00,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-11 01:54:00,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-06-11 01:54:00,865 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:54:00,865 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 229 places, 995 transitions, 25762 flow. Second operand has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:00,865 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:54:00,865 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:54:00,865 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:54:01,283 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2021-06-11 01:54:01,503 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][59], [9#L62true, Black: 1136#(<= (+ i2 1) i1), 10#L49true, Black: 1098#true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 1167#true, Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, Black: 218#(<= i2 i1), 21#L79true, 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), 1052#(<= (+ i2 1) i1), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 29#L23true, 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, 808#true, 949#true, 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), Black: 812#(<= i1 (+ i2 2)), 1519#true, 884#(<= (+ i2 2) i1), Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:01,503 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 01:54:01,503 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:01,503 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:01,503 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:02,073 INFO L129 PetriNetUnfolder]: 1796/3585 cut-off events. [2021-06-11 01:54:02,074 INFO L130 PetriNetUnfolder]: For 30294/30478 co-relation queries the response was YES. [2021-06-11 01:54:02,100 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31602 conditions, 3585 events. 1796/3585 cut-off events. For 30294/30478 co-relation queries the response was YES. Maximal size of possible extension queue 328. Compared 28001 event pairs, 0 based on Foata normal form. 41/3446 useless extension candidates. Maximal degree in co-relation 30931. Up to 1937 conditions per place. [2021-06-11 01:54:02,132 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 840 selfloop transitions, 207 changer transitions 0/1059 dead transitions. [2021-06-11 01:54:02,132 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 244 places, 1059 transitions, 29596 flow [2021-06-11 01:54:02,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-11 01:54:02,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-06-11 01:54:02,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 349 transitions. [2021-06-11 01:54:02,133 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6415441176470589 [2021-06-11 01:54:02,133 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 349 transitions. [2021-06-11 01:54:02,133 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 349 transitions. [2021-06-11 01:54:02,133 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:54:02,133 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 349 transitions. [2021-06-11 01:54:02,134 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 21.8125) internal successors, (349), 16 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:02,134 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 34.0) internal successors, (578), 17 states have internal predecessors, (578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:02,134 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 34.0) internal successors, (578), 17 states have internal predecessors, (578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:02,134 INFO L185 Difference]: Start difference. First operand has 229 places, 995 transitions, 25762 flow. Second operand 16 states and 349 transitions. [2021-06-11 01:54:02,134 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 244 places, 1059 transitions, 29596 flow [2021-06-11 01:54:02,468 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 236 places, 1059 transitions, 29505 flow, removed 10 selfloop flow, removed 8 redundant places. [2021-06-11 01:54:02,489 INFO L241 Difference]: Finished difference. Result has 238 places, 1059 transitions, 28023 flow [2021-06-11 01:54:02,490 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=25671, PETRI_DIFFERENCE_MINUEND_PLACES=221, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=995, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=155, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=808, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=28023, PETRI_PLACES=238, PETRI_TRANSITIONS=1059} [2021-06-11 01:54:02,490 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 211 predicate places. [2021-06-11 01:54:02,490 INFO L480 AbstractCegarLoop]: Abstraction has has 238 places, 1059 transitions, 28023 flow [2021-06-11 01:54:02,491 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 19.0) internal successors, (285), 15 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:02,491 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:54:02,491 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:54:02,708 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable144 [2021-06-11 01:54:02,709 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:54:02,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:54:02,709 INFO L82 PathProgramCache]: Analyzing trace with hash -789344370, now seen corresponding path program 10 times [2021-06-11 01:54:02,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:54:02,709 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005165882] [2021-06-11 01:54:02,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:54:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:54:02,737 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-06-11 01:54:02,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:54:02,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:54:02,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 01:54:02,776 INFO L142 QuantifierPusher]: treesize reduction 39, result has 42.6 percent of original size [2021-06-11 01:54:02,777 INFO L147 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size 20 [2021-06-11 01:54:02,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:02,807 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 01:54:02,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:02,813 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 01:54:02,814 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005165882] [2021-06-11 01:54:02,814 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1959590383] [2021-06-11 01:54:02,814 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 [2021-06-11 01:54:02,842 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-11 01:54:02,842 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:54:02,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 01:54:02,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:54:02,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:02,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:54:02,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:54:02,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:54:02,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:54:02,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,868 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size 24 [2021-06-11 01:54:02,869 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size [2021-06-11 01:54:02,869 INFO L147 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size 16 [2021-06-11 01:54:02,869 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size [2021-06-11 01:54:02,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:02,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:02,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:54:02,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:54:02,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:54:02,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:54:02,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,897 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size 25 [2021-06-11 01:54:02,898 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size [2021-06-11 01:54:02,898 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-06-11 01:54:02,898 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 01:54:02,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:54:02,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:54:02,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,949 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size 25 [2021-06-11 01:54:02,949 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 01:54:02,950 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size 22 [2021-06-11 01:54:02,951 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size [2021-06-11 01:54:02,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:02,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:02,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:02,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:02,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:02,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:02,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,967 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-06-11 01:54:02,968 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-06-11 01:54:02,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:02,969 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 01:54:02,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:54:02,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:02,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:02,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:54:02,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:02,991 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 25 treesize of output 53 [2021-06-11 01:54:02,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:02,992 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size [2021-06-11 01:54:02,992 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:54:02,993 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:54:02,993 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,993 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:54:02,994 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:02,994 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,994 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:54:02,994 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:02,995 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,996 INFO L147 QuantifierPusher]: treesize reduction 13, result has 87.1 percent of original size 88 [2021-06-11 01:54:02,996 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:02,997 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:02,998 INFO L142 QuantifierPusher]: treesize reduction 64, result has 70.8 percent of original size [2021-06-11 01:54:02,998 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:02,998 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:02,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:02,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-11 01:54:03,000 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:03,000 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:03,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,001 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.3 percent of original size 44 [2021-06-11 01:54:03,002 INFO L147 QuantifierPusher]: treesize reduction -1, result has 100.5 percent of original size 203 [2021-06-11 01:54:03,003 INFO L147 QuantifierPusher]: treesize reduction -1, result has 100.5 percent of original size 203 [2021-06-11 01:54:03,004 INFO L142 QuantifierPusher]: treesize reduction -1, result has 100.5 percent of original size [2021-06-11 01:54:03,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-06-11 01:54:03,005 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:54:03,126 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 38 [2021-06-11 01:54:03,127 INFO L628 ElimStorePlain]: treesize reduction 114, result has 43.8 percent of original size [2021-06-11 01:54:03,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,128 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:54:03,128 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:89 [2021-06-11 01:54:03,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:03,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 01:54:03,203 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:54:03,203 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:54:03,203 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 12 [2021-06-11 01:54:03,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501408107] [2021-06-11 01:54:03,203 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-11 01:54:03,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:54:03,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-11 01:54:03,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-06-11 01:54:03,204 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:54:03,204 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 238 places, 1059 transitions, 28023 flow. Second operand has 14 states, 14 states have (on average 19.071428571428573) internal successors, (267), 14 states have internal predecessors, (267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:03,204 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:54:03,204 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:54:03,204 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:54:03,877 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][59], [9#L62true, Black: 1136#(<= (+ i2 1) i1), 10#L49true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 1167#true, Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, Black: 218#(<= i2 i1), 21#L79true, 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), 1052#(<= (+ i2 1) i1), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 29#L23true, 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, 808#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1971#true, 949#true, 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), Black: 812#(<= i1 (+ i2 2)), 1519#true, 884#(<= (+ i2 2) i1), Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:03,878 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 01:54:03,878 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:03,878 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:03,878 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:03,980 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][20], [5#L80true, 9#L62true, 10#L49true, Black: 1108#(<= i2 i1), Black: 1098#true, 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 1167#true, Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), 18#L36true, Black: 348#(<= i2 i1), Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), 1056#(<= (+ i2 2) i1), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, 808#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1971#true, Black: 884#(<= (+ i2 2) i1), 949#true, Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 1052#(<= (+ i2 1) i1), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 76#(<= (+ i2 1) i1), 1613#true, Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 54#(<= i2 i1), Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), Black: 812#(<= i1 (+ i2 2)), 1519#true, 1136#(<= (+ i2 1) i1), 885#(<= (+ i2 3) i1), Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:03,980 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 01:54:03,980 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:03,980 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 01:54:03,980 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:04,446 INFO L129 PetriNetUnfolder]: 1929/3861 cut-off events. [2021-06-11 01:54:04,446 INFO L130 PetriNetUnfolder]: For 33977/34109 co-relation queries the response was YES. [2021-06-11 01:54:04,476 INFO L84 FinitePrefix]: Finished finitePrefix Result has 34658 conditions, 3861 events. 1929/3861 cut-off events. For 33977/34109 co-relation queries the response was YES. Maximal size of possible extension queue 358. Compared 30648 event pairs, 0 based on Foata normal form. 30/3711 useless extension candidates. Maximal degree in co-relation 33983. Up to 1281 conditions per place. [2021-06-11 01:54:04,506 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 482 selfloop transitions, 657 changer transitions 0/1151 dead transitions. [2021-06-11 01:54:04,506 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 256 places, 1151 transitions, 32425 flow [2021-06-11 01:54:04,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-11 01:54:04,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-06-11 01:54:04,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 417 transitions. [2021-06-11 01:54:04,507 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6455108359133127 [2021-06-11 01:54:04,507 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 417 transitions. [2021-06-11 01:54:04,507 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 417 transitions. [2021-06-11 01:54:04,507 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:54:04,507 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 417 transitions. [2021-06-11 01:54:04,508 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 21.94736842105263) internal successors, (417), 19 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:04,509 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 34.0) internal successors, (680), 20 states have internal predecessors, (680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:04,509 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 34.0) internal successors, (680), 20 states have internal predecessors, (680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:04,509 INFO L185 Difference]: Start difference. First operand has 238 places, 1059 transitions, 28023 flow. Second operand 19 states and 417 transitions. [2021-06-11 01:54:04,509 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 256 places, 1151 transitions, 32425 flow [2021-06-11 01:54:04,933 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 248 places, 1151 transitions, 32230 flow, removed 44 selfloop flow, removed 8 redundant places. [2021-06-11 01:54:04,956 INFO L241 Difference]: Finished difference. Result has 251 places, 1151 transitions, 32174 flow [2021-06-11 01:54:04,957 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=27753, PETRI_DIFFERENCE_MINUEND_PLACES=230, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1056, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=570, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=436, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=32174, PETRI_PLACES=251, PETRI_TRANSITIONS=1151} [2021-06-11 01:54:04,957 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 224 predicate places. [2021-06-11 01:54:04,957 INFO L480 AbstractCegarLoop]: Abstraction has has 251 places, 1151 transitions, 32174 flow [2021-06-11 01:54:04,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 19.071428571428573) internal successors, (267), 14 states have internal predecessors, (267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:04,957 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:54:04,957 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:54:05,172 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151,28 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:54:05,173 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:54:05,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:54:05,173 INFO L82 PathProgramCache]: Analyzing trace with hash 859896467, now seen corresponding path program 11 times [2021-06-11 01:54:05,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:54:05,173 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305372716] [2021-06-11 01:54:05,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:54:05,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:54:05,181 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 01:54:05,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:05,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 01:54:05,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:54:05,205 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:54:05,205 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305372716] [2021-06-11 01:54:05,205 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1400577184] [2021-06-11 01:54:05,205 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 [2021-06-11 01:54:05,240 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-11 01:54:05,240 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:54:05,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-11 01:54:05,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:54:05,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:05,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:05,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:05,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:05,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:05,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:05,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:05,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:05,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:05,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:05,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:05,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:54:05,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:05,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:05,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:54:05,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:05,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:05,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:05,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:05,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:05,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:05,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:05,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:05,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:05,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:05,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:05,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:05,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:05,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:05,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:05,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:05,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:05,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:05,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:05,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:05,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:05,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:05,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:05,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:05,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:05,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:05,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:05,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:05,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:05,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:05,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:05,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:05,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:05,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:05,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:54:05,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:05,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:05,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:54:05,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:05,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:05,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:05,297 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:54:05,297 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:54:05,297 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-06-11 01:54:05,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289186391] [2021-06-11 01:54:05,297 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-11 01:54:05,297 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:54:05,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-11 01:54:05,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2021-06-11 01:54:05,298 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 34 [2021-06-11 01:54:05,298 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 251 places, 1151 transitions, 32174 flow. Second operand has 10 states, 10 states have (on average 21.4) internal successors, (214), 10 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:05,298 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:54:05,298 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 34 [2021-06-11 01:54:05,298 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:54:05,585 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][59], [9#L62true, 10#L49true, Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), 1167#true, Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 342#(<= i2 (+ i1 1)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, 2066#true, Black: 218#(<= i2 i1), 21#L79true, 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), 1052#(<= (+ i2 1) i1), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 29#L23true, 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, 808#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1971#true, 949#true, 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 703#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:05,585 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 01:54:05,585 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:05,585 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:05,585 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:06,269 INFO L129 PetriNetUnfolder]: 2100/4172 cut-off events. [2021-06-11 01:54:06,269 INFO L130 PetriNetUnfolder]: For 42017/42147 co-relation queries the response was YES. [2021-06-11 01:54:06,307 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39119 conditions, 4172 events. 2100/4172 cut-off events. For 42017/42147 co-relation queries the response was YES. Maximal size of possible extension queue 386. Compared 33362 event pairs, 0 based on Foata normal form. 25/3998 useless extension candidates. Maximal degree in co-relation 38273. Up to 745 conditions per place. [2021-06-11 01:54:06,347 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 226 selfloop transitions, 1018 changer transitions 0/1256 dead transitions. [2021-06-11 01:54:06,348 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 260 places, 1256 transitions, 36910 flow [2021-06-11 01:54:06,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-11 01:54:06,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-11 01:54:06,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 243 transitions. [2021-06-11 01:54:06,349 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7147058823529412 [2021-06-11 01:54:06,349 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 243 transitions. [2021-06-11 01:54:06,349 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 243 transitions. [2021-06-11 01:54:06,349 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:54:06,349 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 243 transitions. [2021-06-11 01:54:06,349 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 24.3) internal successors, (243), 10 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) [2021-06-11 01:54:06,350 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 34.0) internal successors, (374), 11 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:06,350 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 34.0) internal successors, (374), 11 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:06,350 INFO L185 Difference]: Start difference. First operand has 251 places, 1151 transitions, 32174 flow. Second operand 10 states and 243 transitions. [2021-06-11 01:54:06,350 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 260 places, 1256 transitions, 36910 flow [2021-06-11 01:54:06,834 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 251 places, 1256 transitions, 36727 flow, removed 62 selfloop flow, removed 9 redundant places. [2021-06-11 01:54:06,860 INFO L241 Difference]: Finished difference. Result has 256 places, 1256 transitions, 38102 flow [2021-06-11 01:54:06,861 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=31991, PETRI_DIFFERENCE_MINUEND_PLACES=242, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1151, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=920, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=154, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=38102, PETRI_PLACES=256, PETRI_TRANSITIONS=1256} [2021-06-11 01:54:06,861 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 229 predicate places. [2021-06-11 01:54:06,862 INFO L480 AbstractCegarLoop]: Abstraction has has 256 places, 1256 transitions, 38102 flow [2021-06-11 01:54:06,862 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.4) internal successors, (214), 10 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:06,862 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:54:06,862 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:54:07,068 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable158 [2021-06-11 01:54:07,069 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:54:07,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:54:07,069 INFO L82 PathProgramCache]: Analyzing trace with hash -1509931455, now seen corresponding path program 12 times [2021-06-11 01:54:07,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:54:07,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060043366] [2021-06-11 01:54:07,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:54:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:54:07,088 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 01:54:07,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:07,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,095 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-06-11 01:54:07,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:07,101 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-06-11 01:54:07,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:07,108 INFO L142 QuantifierPusher]: treesize reduction 19, result has 34.5 percent of original size [2021-06-11 01:54:07,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:07,127 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-06-11 01:54:07,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:07,134 INFO L142 QuantifierPusher]: treesize reduction 25, result has 19.4 percent of original size [2021-06-11 01:54:07,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 01:54:07,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:54:07,143 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:54:07,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060043366] [2021-06-11 01:54:07,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [284654701] [2021-06-11 01:54:07,143 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 [2021-06-11 01:54:07,173 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-11 01:54:07,173 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:54:07,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-11 01:54:07,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:54:07,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:07,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:07,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:07,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:07,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:07,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:07,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:07,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:07,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:07,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:07,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:07,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:54:07,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:07,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:07,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:54:07,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:07,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:07,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:07,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:07,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:07,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:07,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:07,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:07,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:07,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:07,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:07,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:07,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:07,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:07,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:07,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:07,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:07,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:07,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:07,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:07,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:07,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:07,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:54:07,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:07,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:07,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:54:07,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:07,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:07,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:07,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:07,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:07,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:07,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:07,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:07,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:07,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:07,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:07,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:07,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:07,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:07,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:07,253 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 01:54:07,253 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:54:07,253 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 12 [2021-06-11 01:54:07,253 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360529777] [2021-06-11 01:54:07,253 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-11 01:54:07,253 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:54:07,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-11 01:54:07,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-06-11 01:54:07,254 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 34 [2021-06-11 01:54:07,254 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 256 places, 1256 transitions, 38102 flow. Second operand has 14 states, 14 states have (on average 21.285714285714285) internal successors, (298), 14 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:07,254 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:54:07,254 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 34 [2021-06-11 01:54:07,254 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:54:07,646 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][59], [9#L62true, Black: 1136#(<= (+ i2 1) i1), 10#L49true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), 1167#true, Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 2066#true, 18#L36true, 21#L79true, Black: 218#(<= i2 i1), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 1052#(<= (+ i2 1) i1), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 29#L23true, 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, 808#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1971#true, 949#true, 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), 735#true, Black: 2071#(<= i1 (+ i2 3)), Black: 2077#(<= i1 i2), 2146#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 812#(<= i1 (+ i2 2)), 884#(<= (+ i2 2) i1), Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:07,646 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 01:54:07,647 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:07,647 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:07,647 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:08,265 INFO L129 PetriNetUnfolder]: 2128/4240 cut-off events. [2021-06-11 01:54:08,266 INFO L130 PetriNetUnfolder]: For 50392/50530 co-relation queries the response was YES. [2021-06-11 01:54:08,300 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43211 conditions, 4240 events. 2128/4240 cut-off events. For 50392/50530 co-relation queries the response was YES. Maximal size of possible extension queue 389. Compared 34111 event pairs, 0 based on Foata normal form. 38/4077 useless extension candidates. Maximal degree in co-relation 42246. Up to 801 conditions per place. [2021-06-11 01:54:08,332 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 342 selfloop transitions, 918 changer transitions 0/1272 dead transitions. [2021-06-11 01:54:08,332 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 264 places, 1272 transitions, 40752 flow [2021-06-11 01:54:08,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 01:54:08,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 01:54:08,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 214 transitions. [2021-06-11 01:54:08,333 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6993464052287581 [2021-06-11 01:54:08,333 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 214 transitions. [2021-06-11 01:54:08,333 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 214 transitions. [2021-06-11 01:54:08,333 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:54:08,333 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 214 transitions. [2021-06-11 01:54:08,334 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 23.77777777777778) internal successors, (214), 9 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:08,334 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 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) [2021-06-11 01:54:08,334 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 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) [2021-06-11 01:54:08,334 INFO L185 Difference]: Start difference. First operand has 256 places, 1256 transitions, 38102 flow. Second operand 9 states and 214 transitions. [2021-06-11 01:54:08,334 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 264 places, 1272 transitions, 40752 flow [2021-06-11 01:54:08,981 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 260 places, 1272 transitions, 40467 flow, removed 112 selfloop flow, removed 4 redundant places. [2021-06-11 01:54:09,007 INFO L241 Difference]: Finished difference. Result has 265 places, 1270 transitions, 41544 flow [2021-06-11 01:54:09,008 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=37464, PETRI_DIFFERENCE_MINUEND_PLACES=252, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1247, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=895, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=334, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=41544, PETRI_PLACES=265, PETRI_TRANSITIONS=1270} [2021-06-11 01:54:09,008 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 238 predicate places. [2021-06-11 01:54:09,008 INFO L480 AbstractCegarLoop]: Abstraction has has 265 places, 1270 transitions, 41544 flow [2021-06-11 01:54:09,008 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 21.285714285714285) internal successors, (298), 14 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:09,008 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:54:09,008 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:54:09,209 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable159 [2021-06-11 01:54:09,209 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:54:09,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:54:09,209 INFO L82 PathProgramCache]: Analyzing trace with hash -741029581, now seen corresponding path program 13 times [2021-06-11 01:54:09,209 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:54:09,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545735015] [2021-06-11 01:54:09,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:54:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:54:09,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:09,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,238 INFO L142 QuantifierPusher]: treesize reduction 25, result has 19.4 percent of original size [2021-06-11 01:54:09,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 01:54:09,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:54:09,249 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:54:09,249 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545735015] [2021-06-11 01:54:09,249 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1333234158] [2021-06-11 01:54:09,249 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 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 [2021-06-11 01:54:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:54:09,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-11 01:54:09,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:54:09,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:09,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:09,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:09,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:09,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:09,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:09,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:09,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:09,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:09,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:09,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:09,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:09,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:09,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:09,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:09,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:09,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:09,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:09,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:09,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:54:09,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:09,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:09,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:54:09,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:09,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:09,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:09,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:09,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:09,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:09,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:09,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:09,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:09,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:09,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:09,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:09,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:09,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:09,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:09,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:09,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:09,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:09,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:09,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:09,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:09,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:09,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:09,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:09,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:09,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:09,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:09,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:09,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:09,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:09,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:09,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:09,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:09,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:09,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:09,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:09,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:09,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:09,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:09,337 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 01:54:09,337 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:54:09,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 10 [2021-06-11 01:54:09,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966229671] [2021-06-11 01:54:09,337 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-11 01:54:09,337 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:54:09,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-11 01:54:09,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-06-11 01:54:09,338 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 01:54:09,338 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 265 places, 1270 transitions, 41544 flow. Second operand has 12 states, 12 states have (on average 23.333333333333332) internal successors, (280), 12 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) [2021-06-11 01:54:09,338 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:54:09,338 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 01:54:09,338 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:54:09,706 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][59], [9#L62true, Black: 1136#(<= (+ i2 1) i1), 10#L49true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 1167#true, Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 342#(<= i2 (+ i1 1)), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 2066#true, 18#L36true, 21#L79true, Black: 218#(<= i2 i1), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 1052#(<= (+ i2 1) i1), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), 29#L23true, Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, 808#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2149#(<= i1 (+ i2 1)), 1971#true, Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2159#(<= i1 i2), 949#true, 54#(<= i2 i1), Black: 2175#(<= i1 (+ i2 2)), Black: 2223#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 2232#true, Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1056#(<= (+ i2 2) i1), Black: 1027#(<= i2 (+ i1 1)), Black: 1028#(<= i2 i1), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), 735#true, Black: 2071#(<= i1 (+ i2 3)), Black: 2077#(<= i1 i2), 2146#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), Black: 812#(<= i1 (+ i2 2)), 1519#true, 884#(<= (+ i2 2) i1), Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:09,706 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 01:54:09,706 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:09,706 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:09,706 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:10,623 INFO L129 PetriNetUnfolder]: 2318/4618 cut-off events. [2021-06-11 01:54:10,623 INFO L130 PetriNetUnfolder]: For 57990/58133 co-relation queries the response was YES. [2021-06-11 01:54:10,672 INFO L84 FinitePrefix]: Finished finitePrefix Result has 49801 conditions, 4618 events. 2318/4618 cut-off events. For 57990/58133 co-relation queries the response was YES. Maximal size of possible extension queue 417. Compared 37570 event pairs, 0 based on Foata normal form. 16/4417 useless extension candidates. Maximal degree in co-relation 48766. Up to 1747 conditions per place. [2021-06-11 01:54:10,719 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 822 selfloop transitions, 553 changer transitions 0/1387 dead transitions. [2021-06-11 01:54:10,719 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 273 places, 1387 transitions, 47020 flow [2021-06-11 01:54:10,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 01:54:10,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 01:54:10,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 231 transitions. [2021-06-11 01:54:10,720 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7549019607843137 [2021-06-11 01:54:10,721 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 231 transitions. [2021-06-11 01:54:10,721 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 231 transitions. [2021-06-11 01:54:10,721 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:54:10,721 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 231 transitions. [2021-06-11 01:54:10,721 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 25.666666666666668) internal successors, (231), 9 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:10,721 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 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) [2021-06-11 01:54:10,722 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 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) [2021-06-11 01:54:10,722 INFO L185 Difference]: Start difference. First operand has 265 places, 1270 transitions, 41544 flow. Second operand 9 states and 231 transitions. [2021-06-11 01:54:10,722 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 273 places, 1387 transitions, 47020 flow [2021-06-11 01:54:11,461 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 268 places, 1387 transitions, 45733 flow, removed 114 selfloop flow, removed 5 redundant places. [2021-06-11 01:54:11,492 INFO L241 Difference]: Finished difference. Result has 273 places, 1385 transitions, 45118 flow [2021-06-11 01:54:11,492 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=40277, PETRI_DIFFERENCE_MINUEND_PLACES=260, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1270, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=438, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=806, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=45118, PETRI_PLACES=273, PETRI_TRANSITIONS=1385} [2021-06-11 01:54:11,493 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 246 predicate places. [2021-06-11 01:54:11,493 INFO L480 AbstractCegarLoop]: Abstraction has has 273 places, 1385 transitions, 45118 flow [2021-06-11 01:54:11,493 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 23.333333333333332) internal successors, (280), 12 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) [2021-06-11 01:54:11,493 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:54:11,493 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:54:11,696 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:54:11,697 INFO L428 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:54:11,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:54:11,697 INFO L82 PathProgramCache]: Analyzing trace with hash 1740255446, now seen corresponding path program 9 times [2021-06-11 01:54:11,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:54:11,697 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668000847] [2021-06-11 01:54:11,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:54:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:54:11,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:11,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,717 INFO L142 QuantifierPusher]: treesize reduction 27, result has 12.9 percent of original size [2021-06-11 01:54:11,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:54:11,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 01:54:11,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:54:11,726 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 01:54:11,726 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668000847] [2021-06-11 01:54:11,726 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [104179193] [2021-06-11 01:54:11,726 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:54:11,754 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-11 01:54:11,754 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:54:11,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-11 01:54:11,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:54:11,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:11,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:11,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:11,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:11,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:11,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:54:11,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:11,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:11,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:54:11,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:11,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:11,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:11,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:11,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:11,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:11,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:11,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:11,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:11,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:11,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:11,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:11,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:11,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:11,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:11,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:11,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:11,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:11,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:11,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:11,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:11,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:54:11,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:11,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:11,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:54:11,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:11,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:11,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:11,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:11,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:11,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:11,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:11,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:11,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:11,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:11,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:11,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:11,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:11,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:11,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:11,809 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 01:54:11,809 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:54:11,810 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-06-11 01:54:11,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962314358] [2021-06-11 01:54:11,810 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-11 01:54:11,810 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:54:11,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-11 01:54:11,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-06-11 01:54:11,810 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 01:54:11,810 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 1385 transitions, 45118 flow. Second operand has 10 states, 10 states have (on average 23.5) internal successors, (235), 10 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:11,811 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:54:11,811 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 01:54:11,811 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:54:12,196 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][60], [9#L62true, Black: 1136#(<= (+ i2 1) i1), 10#L49true, Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2307#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 2309#(and (<= (+ i1 3) i2) (<= (+ i1 3) n)), Black: 1102#(<= i2 (+ i1 2)), Black: 2245#(<= i1 i2), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), Black: 2311#(and (<= (+ i1 4) i2) (<= (+ i1 4) n)), 1167#true, Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 342#(<= i2 (+ i1 1)), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 2066#true, 18#L36true, Black: 218#(<= i2 i1), 21#L79true, 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), 1052#(<= (+ i2 1) i1), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 29#L23true, 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, 808#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1971#true, Black: 2149#(<= i1 (+ i2 1)), Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2159#(<= i1 i2), 949#true, 54#(<= i2 i1), 2358#(<= (+ i2 1) i1), Black: 2175#(<= i1 (+ i2 2)), Black: 2223#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 2232#true, Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), 735#true, Black: 2071#(<= i1 (+ i2 3)), Black: 2077#(<= i1 i2), 2146#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), Black: 812#(<= i1 (+ i2 2)), 1519#true, 884#(<= (+ i2 2) i1), Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:12,196 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 01:54:12,197 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:12,197 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:12,197 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:13,000 INFO L129 PetriNetUnfolder]: 2455/4894 cut-off events. [2021-06-11 01:54:13,001 INFO L130 PetriNetUnfolder]: For 63377/63513 co-relation queries the response was YES. [2021-06-11 01:54:13,044 INFO L84 FinitePrefix]: Finished finitePrefix Result has 52476 conditions, 4894 events. 2455/4894 cut-off events. For 63377/63513 co-relation queries the response was YES. Maximal size of possible extension queue 433. Compared 40274 event pairs, 0 based on Foata normal form. 31/4706 useless extension candidates. Maximal degree in co-relation 51502. Up to 1049 conditions per place. [2021-06-11 01:54:13,083 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 514 selfloop transitions, 938 changer transitions 0/1464 dead transitions. [2021-06-11 01:54:13,083 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 285 places, 1464 transitions, 49664 flow [2021-06-11 01:54:13,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-11 01:54:13,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-06-11 01:54:13,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 341 transitions. [2021-06-11 01:54:13,084 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7714932126696833 [2021-06-11 01:54:13,084 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 341 transitions. [2021-06-11 01:54:13,084 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 341 transitions. [2021-06-11 01:54:13,084 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:54:13,084 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 341 transitions. [2021-06-11 01:54:13,085 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 26.23076923076923) internal successors, (341), 13 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:13,085 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 34.0) internal successors, (476), 14 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:13,085 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 34.0) internal successors, (476), 14 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:13,085 INFO L185 Difference]: Start difference. First operand has 273 places, 1385 transitions, 45118 flow. Second operand 13 states and 341 transitions. [2021-06-11 01:54:13,085 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 285 places, 1464 transitions, 49664 flow [2021-06-11 01:54:13,820 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 281 places, 1464 transitions, 48961 flow, removed 178 selfloop flow, removed 4 redundant places. [2021-06-11 01:54:13,852 INFO L241 Difference]: Finished difference. Result has 286 places, 1460 transitions, 49651 flow [2021-06-11 01:54:13,852 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=44368, PETRI_DIFFERENCE_MINUEND_PLACES=269, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1383, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=867, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=466, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=49651, PETRI_PLACES=286, PETRI_TRANSITIONS=1460} [2021-06-11 01:54:13,852 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 259 predicate places. [2021-06-11 01:54:13,853 INFO L480 AbstractCegarLoop]: Abstraction has has 286 places, 1460 transitions, 49651 flow [2021-06-11 01:54:13,853 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 23.5) internal successors, (235), 10 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:13,853 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:54:13,853 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:54:14,067 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161,32 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:54:14,068 INFO L428 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:54:14,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:54:14,068 INFO L82 PathProgramCache]: Analyzing trace with hash 1147427306, now seen corresponding path program 14 times [2021-06-11 01:54:14,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:54:14,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627165823] [2021-06-11 01:54:14,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:54:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:54:14,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:14,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 01:54:14,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 01:54:14,107 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:54:14,107 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627165823] [2021-06-11 01:54:14,107 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [762746576] [2021-06-11 01:54:14,107 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:54:14,132 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 01:54:14,132 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:54:14,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-11 01:54:14,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:54:14,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:14,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:14,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:14,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:14,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:14,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:54:14,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:14,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:14,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 01:54:14,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 01:54:14,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:14,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:14,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:14,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:14,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:14,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:14,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:14,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:14,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:14,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:14,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:14,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:14,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:14,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:14,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:14,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:14,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:14,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:14,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:14,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:14,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:14,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:14,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:14,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:14,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 01:54:14,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:14,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:14,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:14,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:14,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 01:54:14,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:14,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:14,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:14,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:14,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:14,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 01:54:14,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:14,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:14,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 01:54:14,191 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:54:14,191 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:54:14,191 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-06-11 01:54:14,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205906812] [2021-06-11 01:54:14,192 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-11 01:54:14,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:54:14,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-11 01:54:14,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-06-11 01:54:14,192 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 01:54:14,192 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 286 places, 1460 transitions, 49651 flow. Second operand has 10 states, 10 states have (on average 23.4) internal successors, (234), 10 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:14,192 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:54:14,193 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 01:54:14,193 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:54:14,668 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][60], [9#L62true, Black: 1136#(<= (+ i2 1) i1), 10#L49true, Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2307#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 2309#(and (<= (+ i1 3) i2) (<= (+ i1 3) n)), Black: 1102#(<= i2 (+ i1 2)), Black: 2245#(<= i1 i2), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), Black: 2311#(and (<= (+ i1 4) i2) (<= (+ i1 4) n)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), 1167#true, Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 342#(<= i2 (+ i1 1)), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 2066#true, 18#L36true, 21#L79true, Black: 218#(<= i2 i1), 279#true, Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), 1052#(<= (+ i2 1) i1), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 29#L23true, 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, 808#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1971#true, Black: 2149#(<= i1 (+ i2 1)), Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), 949#true, Black: 2159#(<= i1 i2), Black: 2175#(<= i1 (+ i2 2)), 2358#(<= (+ i2 1) i1), 54#(<= i2 i1), Black: 2223#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 2232#true, Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 165#(<= i1 i2), Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), 735#true, Black: 2071#(<= i1 (+ i2 3)), Black: 2077#(<= i1 i2), Black: 2323#(<= i2 (+ i1 1)), 2146#true, Black: 2324#(<= i2 (+ i1 2)), Black: 2325#(<= i2 i1), Black: 2362#(<= (+ i2 2) i1), Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 812#(<= i1 (+ i2 2)), 2417#(<= i2 i1), 884#(<= (+ i2 2) i1), Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:14,668 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 01:54:14,668 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:14,668 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:14,668 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:15,855 INFO L129 PetriNetUnfolder]: 2610/5179 cut-off events. [2021-06-11 01:54:15,855 INFO L130 PetriNetUnfolder]: For 72335/72555 co-relation queries the response was YES. [2021-06-11 01:54:15,912 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57545 conditions, 5179 events. 2610/5179 cut-off events. For 72335/72555 co-relation queries the response was YES. Maximal size of possible extension queue 449. Compared 42887 event pairs, 0 based on Foata normal form. 29/4956 useless extension candidates. Maximal degree in co-relation 56445. Up to 953 conditions per place. [2021-06-11 01:54:15,968 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 336 selfloop transitions, 1199 changer transitions 0/1547 dead transitions. [2021-06-11 01:54:15,968 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 295 places, 1547 transitions, 54842 flow [2021-06-11 01:54:15,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-11 01:54:15,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-11 01:54:15,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 263 transitions. [2021-06-11 01:54:15,969 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7735294117647059 [2021-06-11 01:54:15,969 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 263 transitions. [2021-06-11 01:54:15,969 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 263 transitions. [2021-06-11 01:54:15,969 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:54:15,969 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 263 transitions. [2021-06-11 01:54:15,970 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 26.3) internal successors, (263), 10 states have internal predecessors, (263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:15,970 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 34.0) internal successors, (374), 11 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:15,970 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 34.0) internal successors, (374), 11 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:15,970 INFO L185 Difference]: Start difference. First operand has 286 places, 1460 transitions, 49651 flow. Second operand 10 states and 263 transitions. [2021-06-11 01:54:15,970 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 295 places, 1547 transitions, 54842 flow [2021-06-11 01:54:16,867 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 288 places, 1547 transitions, 54220 flow, removed 220 selfloop flow, removed 7 redundant places. [2021-06-11 01:54:16,904 INFO L241 Difference]: Finished difference. Result has 293 places, 1543 transitions, 55858 flow [2021-06-11 01:54:16,905 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=49042, PETRI_DIFFERENCE_MINUEND_PLACES=279, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1460, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1122, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=284, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=55858, PETRI_PLACES=293, PETRI_TRANSITIONS=1543} [2021-06-11 01:54:16,905 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 266 predicate places. [2021-06-11 01:54:16,905 INFO L480 AbstractCegarLoop]: Abstraction has has 293 places, 1543 transitions, 55858 flow [2021-06-11 01:54:16,905 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 23.4) internal successors, (234), 10 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:16,905 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:54:16,905 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:54:17,106 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162,33 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:54:17,106 INFO L428 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:54:17,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:54:17,106 INFO L82 PathProgramCache]: Analyzing trace with hash -284815881, now seen corresponding path program 10 times [2021-06-11 01:54:17,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:54:17,106 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993729367] [2021-06-11 01:54:17,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:54:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:54:17,151 INFO L142 QuantifierPusher]: treesize reduction 17, result has 50.0 percent of original size [2021-06-11 01:54:17,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:54:17,163 INFO L142 QuantifierPusher]: treesize reduction 14, result has 57.6 percent of original size [2021-06-11 01:54:17,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:54:17,171 INFO L142 QuantifierPusher]: treesize reduction 14, result has 65.0 percent of original size [2021-06-11 01:54:17,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:17,180 INFO L142 QuantifierPusher]: treesize reduction 14, result has 72.0 percent of original size [2021-06-11 01:54:17,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 01:54:17,190 INFO L142 QuantifierPusher]: treesize reduction 14, result has 76.7 percent of original size [2021-06-11 01:54:17,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 01:54:17,203 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.7 percent of original size [2021-06-11 01:54:17,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 01:54:17,218 INFO L142 QuantifierPusher]: treesize reduction 11, result has 76.6 percent of original size [2021-06-11 01:54:17,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 01:54:17,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:17,249 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 01:54:17,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,264 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:54:17,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993729367] [2021-06-11 01:54:17,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008739723] [2021-06-11 01:54:17,264 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 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 [2021-06-11 01:54:17,298 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-11 01:54:17,298 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:54:17,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 55 conjunts are in the unsatisfiable core [2021-06-11 01:54:17,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:54:17,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:17,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:17,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:17,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:17,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:17,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:17,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:17,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:17,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:17,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:17,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:17,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:17,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,309 INFO L147 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size 24 [2021-06-11 01:54:17,310 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 01:54:17,310 INFO L147 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size 21 [2021-06-11 01:54:17,310 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-06-11 01:54:17,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:54:17,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:54:17,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,324 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size 29 [2021-06-11 01:54:17,325 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-06-11 01:54:17,325 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size 26 [2021-06-11 01:54:17,326 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 01:54:17,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:17,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:17,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,342 INFO L147 QuantifierPusher]: treesize reduction 7, result has 82.9 percent of original size 34 [2021-06-11 01:54:17,342 INFO L142 QuantifierPusher]: treesize reduction 7, result has 83.3 percent of original size [2021-06-11 01:54:17,343 INFO L147 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size 19 [2021-06-11 01:54:17,343 INFO L142 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size [2021-06-11 01:54:17,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:54:17,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:54:17,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,360 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size 25 [2021-06-11 01:54:17,360 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 01:54:17,361 INFO L147 QuantifierPusher]: treesize reduction 6, result has 78.6 percent of original size 22 [2021-06-11 01:54:17,361 INFO L142 QuantifierPusher]: treesize reduction 6, result has 78.6 percent of original size [2021-06-11 01:54:17,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:17,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:17,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:17,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:17,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:17,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:17,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:17,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:17,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:17,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:17,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,384 INFO L147 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size 27 [2021-06-11 01:54:17,384 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size [2021-06-11 01:54:17,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 01:54:17,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 01:54:17,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 01:54:17,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,408 INFO L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-06-11 01:54:17,408 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-06-11 01:54:17,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 01:54:17,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 01:54:17,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 01:54:17,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,429 INFO L147 QuantifierPusher]: treesize reduction 5, result has 88.4 percent of original size 38 [2021-06-11 01:54:17,430 INFO L142 QuantifierPusher]: treesize reduction 5, result has 88.6 percent of original size [2021-06-11 01:54:17,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:17,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:17,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:17,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,450 INFO L147 QuantifierPusher]: treesize reduction 3, result has 91.9 percent of original size 34 [2021-06-11 01:54:17,450 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.1 percent of original size [2021-06-11 01:54:17,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:17,451 INFO L142 QuantifierPusher]: treesize reduction 6, result has 83.8 percent of original size [2021-06-11 01:54:17,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 01:54:17,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:54:17,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:17,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 01:54:17,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:54:17,483 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 31 treesize of output 71 [2021-06-11 01:54:17,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:17,485 INFO L142 QuantifierPusher]: treesize reduction 13, result has 79.7 percent of original size [2021-06-11 01:54:17,485 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:54:17,485 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:54:17,486 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,487 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:54:17,487 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:17,487 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,488 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:54:17,488 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:17,488 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,490 INFO L147 QuantifierPusher]: treesize reduction 16, result has 85.3 percent of original size 93 [2021-06-11 01:54:17,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:17,490 INFO L142 QuantifierPusher]: treesize reduction 17, result has 87.1 percent of original size [2021-06-11 01:54:17,491 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 2, 3, 1] term [2021-06-11 01:54:17,491 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:17,491 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,492 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 3, 1] term [2021-06-11 01:54:17,492 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:17,492 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,493 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 3, 1] term [2021-06-11 01:54:17,493 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:17,494 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,495 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:54:17,495 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:54:17,496 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,496 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:54:17,496 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:17,497 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,497 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:54:17,497 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:17,498 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,499 INFO L147 QuantifierPusher]: treesize reduction 46, result has 82.3 percent of original size 214 [2021-06-11 01:54:17,499 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:17,500 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:17,501 INFO L142 QuantifierPusher]: treesize reduction 56, result has 80.6 percent of original size [2021-06-11 01:54:17,502 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:17,503 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:17,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 01:54:17,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2021-06-11 01:54:17,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2021-06-11 01:54:17,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2021-06-11 01:54:17,510 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:54:17,533 INFO L628 ElimStorePlain]: treesize reduction 232, result has 3.3 percent of original size [2021-06-11 01:54:17,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:17,534 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:54:17,534 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:8 [2021-06-11 01:54:17,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:17,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:17,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:17,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:17,564 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:54:17,564 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:54:17,564 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-06-11 01:54:17,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980891570] [2021-06-11 01:54:17,564 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-11 01:54:17,564 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:54:17,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-11 01:54:17,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2021-06-11 01:54:17,565 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:54:17,565 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 293 places, 1543 transitions, 55858 flow. Second operand has 18 states, 18 states have (on average 19.0) internal successors, (342), 18 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:17,565 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:54:17,565 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:54:17,565 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:54:18,785 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][141], [9#L62true, 10#L49true, Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2307#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 2309#(and (<= (+ i1 3) i2) (<= (+ i1 3) n)), Black: 2245#(<= i1 i2), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), Black: 2311#(and (<= (+ i1 4) i2) (<= (+ i1 4) n)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 2066#true, 18#L36true, Black: 218#(<= i2 i1), 21#L79true, 279#true, 1052#(<= (+ i2 1) i1), 29#L23true, 808#true, 2358#(<= (+ i2 1) i1), 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), Black: 2071#(<= i1 (+ i2 3)), Black: 2077#(<= i1 i2), Black: 2323#(<= i2 (+ i1 1)), Black: 2324#(<= i2 (+ i1 2)), 2146#true, Black: 2325#(<= i2 i1), Black: 2362#(<= (+ i2 2) i1), Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 2417#(<= i2 i1), 884#(<= (+ i2 2) i1), Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 342#(<= i2 (+ i1 1)), Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2149#(<= i1 (+ i2 1)), 1971#true, Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2409#(<= i2 (+ i1 1)), Black: 2159#(<= i1 i2), Black: 2410#(<= i2 (+ i1 2)), 949#true, Black: 2411#(<= i2 (+ i1 3)), Black: 2175#(<= i1 (+ i2 2)), Black: 2223#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 2477#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 2232#true, 2496#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x i1) (select x (+ i2 1))) s1) (<= s1 (+ s2 (select x i1) (select x (+ i2 1)))))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 165#(<= i1 i2), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:18,786 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 01:54:18,786 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:54:18,786 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:54:18,786 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:54:18,812 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][77], [9#L62true, 10#L49true, Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2307#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 2309#(and (<= (+ i1 3) i2) (<= (+ i1 3) n)), Black: 2245#(<= i1 i2), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), Black: 2311#(and (<= (+ i1 4) i2) (<= (+ i1 4) n)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 2066#true, 18#L36true, Black: 218#(<= i2 i1), 21#L79true, 279#true, 2586#(and (or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x i1) (select x (+ i2 1))) s1) (<= s1 (+ s2 (select x i1) (select x (+ i2 1)))))) (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1))))), 1052#(<= (+ i2 1) i1), 29#L23true, 808#true, 2358#(<= (+ i2 1) i1), 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), Black: 2071#(<= i1 (+ i2 3)), Black: 2077#(<= i1 i2), Black: 2323#(<= i2 (+ i1 1)), Black: 2324#(<= i2 (+ i1 2)), 2146#true, Black: 2325#(<= i2 i1), Black: 2362#(<= (+ i2 2) i1), Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 2417#(<= i2 i1), 884#(<= (+ i2 2) i1), Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 342#(<= i2 (+ i1 1)), Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1971#true, Black: 2149#(<= i1 (+ i2 1)), Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2409#(<= i2 (+ i1 1)), Black: 2159#(<= i1 i2), Black: 2410#(<= i2 (+ i1 2)), 949#true, Black: 2411#(<= i2 (+ i1 3)), Black: 2175#(<= i1 (+ i2 2)), Black: 2223#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 2477#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 2232#true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 165#(<= i1 i2), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:18,813 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 01:54:18,813 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 01:54:18,813 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:18,813 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:18,881 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][270], [9#L62true, 10#L49true, Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2307#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 2309#(and (<= (+ i1 3) i2) (<= (+ i1 3) n)), Black: 2245#(<= i1 i2), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), Black: 2311#(and (<= (+ i1 4) i2) (<= (+ i1 4) n)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 2066#true, 18#L36true, Black: 218#(<= i2 i1), 21#L79true, 279#true, 1052#(<= (+ i2 1) i1), 29#L23true, 808#true, 2358#(<= (+ i2 1) i1), 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), Black: 2071#(<= i1 (+ i2 3)), Black: 2077#(<= i1 i2), Black: 2323#(<= i2 (+ i1 1)), 2146#true, Black: 2324#(<= i2 (+ i1 2)), Black: 2325#(<= i2 i1), Black: 2362#(<= (+ i2 2) i1), Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 2417#(<= i2 i1), 884#(<= (+ i2 2) i1), Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 342#(<= i2 (+ i1 1)), Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1971#true, Black: 2149#(<= i1 (+ i2 1)), Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2409#(<= i2 (+ i1 1)), Black: 2159#(<= i1 i2), Black: 2410#(<= i2 (+ i1 2)), 949#true, Black: 2175#(<= i1 (+ i2 2)), Black: 2411#(<= i2 (+ i1 3)), Black: 2477#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 2223#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 2488#true, 2232#true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 165#(<= i1 i2), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:18,882 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 01:54:18,882 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:54:18,882 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:54:18,882 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:54:19,085 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][17], [5#L80true, 9#L62true, 10#L49true, Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2307#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 2309#(and (<= (+ i1 3) i2) (<= (+ i1 3) n)), Black: 2245#(<= i1 i2), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), Black: 2311#(and (<= (+ i1 4) i2) (<= (+ i1 4) n)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 2066#true, 18#L36true, 2580#(and (or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x i1) (select x (+ i2 1))) s1) (<= s1 (+ s2 (select x i1) (select x (+ i2 1)))))) (or (<= i1 (+ i2 2)) (and (<= s1 (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1))))) (<= (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1)))) s1)) (<= (+ i2 4) i1))), Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, 1056#(<= (+ i2 2) i1), 808#true, 2362#(<= (+ i2 2) i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 76#(<= (+ i2 1) i1), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), Black: 2071#(<= i1 (+ i2 3)), Black: 54#(<= i2 i1), Black: 2077#(<= i1 i2), Black: 2323#(<= i2 (+ i1 1)), Black: 2324#(<= i2 (+ i1 2)), 2146#true, Black: 2325#(<= i2 i1), Black: 2358#(<= (+ i2 1) i1), Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 1136#(<= (+ i2 1) i1), 885#(<= (+ i2 3) i1), Black: 1108#(<= i2 i1), Black: 1098#true, 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 342#(<= i2 (+ i1 1)), Black: 348#(<= i2 i1), Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, 2477#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1971#true, Black: 2149#(<= i1 (+ i2 1)), Black: 2417#(<= i2 i1), Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2409#(<= i2 (+ i1 1)), Black: 884#(<= (+ i2 2) i1), Black: 2159#(<= i1 i2), Black: 2410#(<= i2 (+ i1 2)), 949#true, Black: 2411#(<= i2 (+ i1 3)), Black: 2175#(<= i1 (+ i2 2)), Black: 2223#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 2232#true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 165#(<= i1 i2), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:19,086 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-06-11 01:54:19,086 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:19,086 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:19,086 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-06-11 01:54:19,088 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][17], [5#L80true, 9#L62true, 10#L49true, Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2307#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 2309#(and (<= (+ i1 3) i2) (<= (+ i1 3) n)), Black: 2245#(<= i1 i2), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), Black: 2311#(and (<= (+ i1 4) i2) (<= (+ i1 4) n)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 2066#true, 18#L36true, Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, 1056#(<= (+ i2 2) i1), 808#true, 2362#(<= (+ i2 2) i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 76#(<= (+ i2 1) i1), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), Black: 54#(<= i2 i1), Black: 2071#(<= i1 (+ i2 3)), Black: 2077#(<= i1 i2), Black: 2323#(<= i2 (+ i1 1)), 2146#true, Black: 2324#(<= i2 (+ i1 2)), Black: 2325#(<= i2 i1), Black: 2358#(<= (+ i2 1) i1), Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 1136#(<= (+ i2 1) i1), 885#(<= (+ i2 3) i1), Black: 1108#(<= i2 i1), 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 342#(<= i2 (+ i1 1)), Black: 348#(<= i2 i1), Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, 2477#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2417#(<= i2 i1), 1971#true, Black: 2149#(<= i1 (+ i2 1)), Black: 884#(<= (+ i2 2) i1), Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2409#(<= i2 (+ i1 1)), Black: 2159#(<= i1 i2), Black: 2410#(<= i2 (+ i1 2)), 949#true, Black: 2175#(<= i1 (+ i2 2)), Black: 2411#(<= i2 (+ i1 3)), Black: 2223#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 2488#true, 2232#true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 165#(<= i1 i2), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:19,088 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-06-11 01:54:19,088 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 01:54:19,089 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 01:54:19,089 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:54:20,178 INFO L129 PetriNetUnfolder]: 3005/5960 cut-off events. [2021-06-11 01:54:20,178 INFO L130 PetriNetUnfolder]: For 94698/94794 co-relation queries the response was YES. [2021-06-11 01:54:20,260 INFO L84 FinitePrefix]: Finished finitePrefix Result has 69511 conditions, 5960 events. 3005/5960 cut-off events. For 94698/94794 co-relation queries the response was YES. Maximal size of possible extension queue 515. Compared 50444 event pairs, 0 based on Foata normal form. 13/5707 useless extension candidates. Maximal degree in co-relation 67950. Up to 1229 conditions per place. [2021-06-11 01:54:20,324 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 460 selfloop transitions, 1307 changer transitions 0/1779 dead transitions. [2021-06-11 01:54:20,324 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 312 places, 1779 transitions, 66104 flow [2021-06-11 01:54:20,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-11 01:54:20,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-06-11 01:54:20,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 446 transitions. [2021-06-11 01:54:20,325 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6558823529411765 [2021-06-11 01:54:20,325 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 446 transitions. [2021-06-11 01:54:20,325 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 446 transitions. [2021-06-11 01:54:20,326 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:54:20,326 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 446 transitions. [2021-06-11 01:54:20,326 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 22.3) internal successors, (446), 20 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:20,327 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 34.0) internal successors, (714), 21 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:20,327 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 34.0) internal successors, (714), 21 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:20,327 INFO L185 Difference]: Start difference. First operand has 293 places, 1543 transitions, 55858 flow. Second operand 20 states and 446 transitions. [2021-06-11 01:54:20,328 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 312 places, 1779 transitions, 66104 flow [2021-06-11 01:54:21,472 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 310 places, 1779 transitions, 65279 flow, removed 368 selfloop flow, removed 2 redundant places. [2021-06-11 01:54:21,516 INFO L241 Difference]: Finished difference. Result has 314 places, 1779 transitions, 65796 flow [2021-06-11 01:54:21,517 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=55207, PETRI_DIFFERENCE_MINUEND_PLACES=291, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1542, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1100, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=312, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=65796, PETRI_PLACES=314, PETRI_TRANSITIONS=1779} [2021-06-11 01:54:21,518 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 287 predicate places. [2021-06-11 01:54:21,518 INFO L480 AbstractCegarLoop]: Abstraction has has 314 places, 1779 transitions, 65796 flow [2021-06-11 01:54:21,518 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 19.0) internal successors, (342), 18 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:21,518 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:54:21,518 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:54:21,718 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:54:21,718 INFO L428 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:54:21,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:54:21,719 INFO L82 PathProgramCache]: Analyzing trace with hash 1341630961, now seen corresponding path program 11 times [2021-06-11 01:54:21,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:54:21,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096863098] [2021-06-11 01:54:21,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:54:21,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:54:21,739 INFO L142 QuantifierPusher]: treesize reduction 41, result has 35.9 percent of original size [2021-06-11 01:54:21,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 01:54:21,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:54:21,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:21,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 01:54:21,789 INFO L142 QuantifierPusher]: treesize reduction 50, result has 37.5 percent of original size [2021-06-11 01:54:21,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 01:54:21,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 01:54:21,831 INFO L142 QuantifierPusher]: treesize reduction 39, result has 42.6 percent of original size [2021-06-11 01:54:21,831 INFO L147 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size 20 [2021-06-11 01:54:21,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:21,845 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 01:54:21,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:21,852 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-11 01:54:21,852 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096863098] [2021-06-11 01:54:21,852 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1926431414] [2021-06-11 01:54:21,852 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-06-11 01:54:21,884 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-11 01:54:21,884 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:54:21,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 55 conjunts are in the unsatisfiable core [2021-06-11 01:54:21,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:54:21,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:21,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:21,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:21,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:54:21,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:21,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:21,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:21,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:21,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,892 INFO L147 QuantifierPusher]: treesize reduction 6, result has 80.0 percent of original size 24 [2021-06-11 01:54:21,892 INFO L142 QuantifierPusher]: treesize reduction 6, result has 80.6 percent of original size [2021-06-11 01:54:21,893 INFO L147 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size 21 [2021-06-11 01:54:21,893 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size [2021-06-11 01:54:21,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:54:21,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:54:21,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:54:21,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:54:21,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:54:21,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:54:21,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,906 INFO L147 QuantifierPusher]: treesize reduction 7, result has 80.6 percent of original size 29 [2021-06-11 01:54:21,906 INFO L142 QuantifierPusher]: treesize reduction 7, result has 81.1 percent of original size [2021-06-11 01:54:21,907 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size 26 [2021-06-11 01:54:21,907 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 01:54:21,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:21,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:21,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:21,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:21,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:21,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:21,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,922 INFO L147 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size 31 [2021-06-11 01:54:21,922 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.9 percent of original size [2021-06-11 01:54:21,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:21,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:21,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:21,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:21,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:21,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:21,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:21,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 01:54:21,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:54:21,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:54:21,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:54:21,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 01:54:21,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 01:54:21,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 01:54:21,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 01:54:21,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,970 INFO L147 QuantifierPusher]: treesize reduction 5, result has 89.4 percent of original size 42 [2021-06-11 01:54:21,971 INFO L142 QuantifierPusher]: treesize reduction 5, result has 89.6 percent of original size [2021-06-11 01:54:21,971 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size 25 [2021-06-11 01:54:21,971 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-06-11 01:54:21,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:54:21,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:54:21,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:21,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 01:54:21,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,001 INFO L147 QuantifierPusher]: treesize reduction 6, result has 82.4 percent of original size 28 [2021-06-11 01:54:22,004 INFO L142 QuantifierPusher]: treesize reduction 6, result has 82.4 percent of original size [2021-06-11 01:54:22,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:22,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:22,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,024 INFO L147 QuantifierPusher]: treesize reduction 3, result has 91.9 percent of original size 34 [2021-06-11 01:54:22,024 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.1 percent of original size [2021-06-11 01:54:22,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:22,025 INFO L142 QuantifierPusher]: treesize reduction 6, result has 83.8 percent of original size [2021-06-11 01:54:22,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 01:54:22,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:54:22,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:22,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 01:54:22,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:54:22,054 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 31 treesize of output 71 [2021-06-11 01:54:22,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:22,056 INFO L142 QuantifierPusher]: treesize reduction 13, result has 79.7 percent of original size [2021-06-11 01:54:22,056 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:54:22,056 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:54:22,058 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,059 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:54:22,059 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:22,060 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,060 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:54:22,060 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:22,061 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,062 INFO L147 QuantifierPusher]: treesize reduction 12, result has 88.6 percent of original size 93 [2021-06-11 01:54:22,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:22,063 INFO L142 QuantifierPusher]: treesize reduction 13, result has 89.8 percent of original size [2021-06-11 01:54:22,063 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 2, 3, 1] term [2021-06-11 01:54:22,063 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:22,064 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,065 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 3, 1] term [2021-06-11 01:54:22,065 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:22,068 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,069 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 3, 1] term [2021-06-11 01:54:22,069 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:22,069 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,070 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:54:22,070 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:22,070 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,071 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:54:22,071 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:54:22,071 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,072 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:54:22,072 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:22,073 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,073 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:54:22,073 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:22,074 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,075 INFO L147 QuantifierPusher]: treesize reduction 48, result has 83.0 percent of original size 235 [2021-06-11 01:54:22,076 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:22,077 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:22,078 INFO L142 QuantifierPusher]: treesize reduction 58, result has 81.4 percent of original size [2021-06-11 01:54:22,078 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:22,079 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:22,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 01:54:22,081 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:22,081 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:22,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,082 INFO L147 QuantifierPusher]: treesize reduction 4, result has 92.5 percent of original size 49 [2021-06-11 01:54:22,082 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:22,083 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:22,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:54:22,086 INFO L147 QuantifierPusher]: treesize reduction 4, result has 98.7 percent of original size 306 [2021-06-11 01:54:22,087 INFO L147 QuantifierPusher]: treesize reduction 4, result has 98.7 percent of original size 306 [2021-06-11 01:54:22,088 INFO L142 QuantifierPusher]: treesize reduction 4, result has 98.7 percent of original size [2021-06-11 01:54:22,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 306 [2021-06-11 01:54:22,089 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:54:22,114 INFO L628 ElimStorePlain]: treesize reduction 298, result has 2.6 percent of original size [2021-06-11 01:54:22,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:22,115 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:54:22,115 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:8 [2021-06-11 01:54:22,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:22,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:22,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:22,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 01:54:22,138 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:54:22,138 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:54:22,138 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2021-06-11 01:54:22,138 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694074217] [2021-06-11 01:54:22,139 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-11 01:54:22,139 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:54:22,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-11 01:54:22,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2021-06-11 01:54:22,141 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:54:22,141 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 314 places, 1779 transitions, 65796 flow. Second operand has 15 states, 15 states have (on average 19.133333333333333) internal successors, (287), 15 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:22,141 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:54:22,141 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:54:22,141 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:54:23,052 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][59], [9#L62true, 10#L49true, Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2307#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 2309#(and (<= (+ i1 3) i2) (<= (+ i1 3) n)), Black: 2245#(<= i1 i2), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), Black: 2311#(and (<= (+ i1 4) i2) (<= (+ i1 4) n)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 2066#true, 18#L36true, 21#L79true, Black: 218#(<= i2 i1), 279#true, 2586#(and (or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x i1) (select x (+ i2 1))) s1) (<= s1 (+ s2 (select x i1) (select x (+ i2 1)))))) (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1))))), 1052#(<= (+ i2 1) i1), 29#L23true, Black: 2496#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x i1) (select x (+ i2 1))) s1) (<= s1 (+ s2 (select x i1) (select x (+ i2 1)))))), Black: 2497#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 2498#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2495#(or (<= i1 (+ i2 2)) (and (<= s1 (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1))))) (<= (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1)))) s1)) (<= (+ i2 4) i1)), 808#true, 2602#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), 2358#(<= (+ i2 1) i1), 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), Black: 2071#(<= i1 (+ i2 3)), Black: 2077#(<= i1 i2), Black: 2323#(<= i2 (+ i1 1)), Black: 2324#(<= i2 (+ i1 2)), 2146#true, Black: 2325#(<= i2 i1), Black: 2362#(<= (+ i2 2) i1), Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 2417#(<= i2 i1), 884#(<= (+ i2 2) i1), Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 342#(<= i2 (+ i1 1)), Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1971#true, Black: 2149#(<= i1 (+ i2 1)), Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2409#(<= i2 (+ i1 1)), 949#true, Black: 2159#(<= i1 i2), Black: 2410#(<= i2 (+ i1 2)), Black: 2411#(<= i2 (+ i1 3)), Black: 2175#(<= i1 (+ i2 2)), Black: 2223#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 2477#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 2232#true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 165#(<= i1 i2), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:23,052 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 01:54:23,052 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:23,052 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:23,052 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 01:54:23,060 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][109], [9#L62true, 10#L49true, Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2307#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 2309#(and (<= (+ i1 3) i2) (<= (+ i1 3) n)), Black: 2245#(<= i1 i2), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), Black: 2311#(and (<= (+ i1 4) i2) (<= (+ i1 4) n)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 18#L36true, 2066#true, Black: 218#(<= i2 i1), 21#L79true, 279#true, 1052#(<= (+ i2 1) i1), 29#L23true, Black: 2497#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 2498#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2495#(or (<= i1 (+ i2 2)) (and (<= s1 (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1))))) (<= (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1)))) s1)) (<= (+ i2 4) i1)), 2596#true, 808#true, 2358#(<= (+ i2 1) i1), 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), Black: 2071#(<= i1 (+ i2 3)), Black: 2077#(<= i1 i2), Black: 2323#(<= i2 (+ i1 1)), Black: 2324#(<= i2 (+ i1 2)), 2146#true, Black: 2325#(<= i2 i1), Black: 2362#(<= (+ i2 2) i1), Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 2417#(<= i2 i1), 884#(<= (+ i2 2) i1), Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 342#(<= i2 (+ i1 1)), Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2149#(<= i1 (+ i2 1)), 1971#true, Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2409#(<= i2 (+ i1 1)), Black: 2159#(<= i1 i2), Black: 2410#(<= i2 (+ i1 2)), 949#true, Black: 2411#(<= i2 (+ i1 3)), Black: 2175#(<= i1 (+ i2 2)), Black: 2223#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 2477#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 2232#true, 2496#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x i1) (select x (+ i2 1))) s1) (<= s1 (+ s2 (select x i1) (select x (+ i2 1)))))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 165#(<= i1 i2), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:23,060 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 01:54:23,060 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 01:54:23,060 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:23,060 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:23,161 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][203], [9#L62true, 10#L49true, Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2307#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 2309#(and (<= (+ i1 3) i2) (<= (+ i1 3) n)), Black: 2245#(<= i1 i2), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), Black: 2311#(and (<= (+ i1 4) i2) (<= (+ i1 4) n)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 2066#true, 18#L36true, 21#L79true, Black: 218#(<= i2 i1), 279#true, 1052#(<= (+ i2 1) i1), 29#L23true, Black: 2496#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x i1) (select x (+ i2 1))) s1) (<= s1 (+ s2 (select x i1) (select x (+ i2 1)))))), Black: 2497#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 2498#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2495#(or (<= i1 (+ i2 2)) (and (<= s1 (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1))))) (<= (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1)))) s1)) (<= (+ i2 4) i1)), 2596#true, 808#true, 2358#(<= (+ i2 1) i1), 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), Black: 2071#(<= i1 (+ i2 3)), Black: 2323#(<= i2 (+ i1 1)), Black: 2077#(<= i1 i2), Black: 2324#(<= i2 (+ i1 2)), 2146#true, Black: 2325#(<= i2 i1), Black: 2362#(<= (+ i2 2) i1), Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 2417#(<= i2 i1), 884#(<= (+ i2 2) i1), Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 342#(<= i2 (+ i1 1)), Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1971#true, Black: 2149#(<= i1 (+ i2 1)), Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2409#(<= i2 (+ i1 1)), Black: 2410#(<= i2 (+ i1 2)), 949#true, Black: 2159#(<= i1 i2), Black: 2411#(<= i2 (+ i1 3)), Black: 2175#(<= i1 (+ i2 2)), Black: 2223#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 2477#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 2232#true, 2488#true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 165#(<= i1 i2), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:23,161 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 01:54:23,161 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:54:23,161 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:54:23,161 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:54:24,275 INFO L129 PetriNetUnfolder]: 3147/6247 cut-off events. [2021-06-11 01:54:24,275 INFO L130 PetriNetUnfolder]: For 104237/104370 co-relation queries the response was YES. [2021-06-11 01:54:24,343 INFO L84 FinitePrefix]: Finished finitePrefix Result has 75782 conditions, 6247 events. 3147/6247 cut-off events. For 104237/104370 co-relation queries the response was YES. Maximal size of possible extension queue 545. Compared 53277 event pairs, 0 based on Foata normal form. 23/5991 useless extension candidates. Maximal degree in co-relation 74198. Up to 2461 conditions per place. [2021-06-11 01:54:24,402 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 1006 selfloop transitions, 840 changer transitions 0/1858 dead transitions. [2021-06-11 01:54:24,402 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 330 places, 1858 transitions, 72140 flow [2021-06-11 01:54:24,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-11 01:54:24,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-06-11 01:54:24,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 371 transitions. [2021-06-11 01:54:24,404 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6418685121107266 [2021-06-11 01:54:24,404 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 371 transitions. [2021-06-11 01:54:24,404 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 371 transitions. [2021-06-11 01:54:24,404 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:54:24,404 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 371 transitions. [2021-06-11 01:54:24,404 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 21.823529411764707) internal successors, (371), 17 states have internal predecessors, (371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:24,405 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 34.0) internal successors, (612), 18 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:24,405 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 34.0) internal successors, (612), 18 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:24,405 INFO L185 Difference]: Start difference. First operand has 314 places, 1779 transitions, 65796 flow. Second operand 17 states and 371 transitions. [2021-06-11 01:54:24,405 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 330 places, 1858 transitions, 72140 flow [2021-06-11 01:54:25,753 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 323 places, 1858 transitions, 71271 flow, removed 200 selfloop flow, removed 7 redundant places. [2021-06-11 01:54:25,802 INFO L241 Difference]: Finished difference. Result has 326 places, 1858 transitions, 70339 flow [2021-06-11 01:54:25,804 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=64840, PETRI_DIFFERENCE_MINUEND_PLACES=307, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1776, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=766, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=964, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=70339, PETRI_PLACES=326, PETRI_TRANSITIONS=1858} [2021-06-11 01:54:25,804 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 299 predicate places. [2021-06-11 01:54:25,804 INFO L480 AbstractCegarLoop]: Abstraction has has 326 places, 1858 transitions, 70339 flow [2021-06-11 01:54:25,804 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 19.133333333333333) internal successors, (287), 15 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:25,804 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:54:25,804 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:54:26,004 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175,35 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:54:26,005 INFO L428 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:54:26,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:54:26,005 INFO L82 PathProgramCache]: Analyzing trace with hash -615312551, now seen corresponding path program 12 times [2021-06-11 01:54:26,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:54:26,005 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246625124] [2021-06-11 01:54:26,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:54:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:54:26,024 INFO L142 QuantifierPusher]: treesize reduction 38, result has 25.5 percent of original size [2021-06-11 01:54:26,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:54:26,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:26,046 INFO L142 QuantifierPusher]: treesize reduction 21, result has 58.0 percent of original size [2021-06-11 01:54:26,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 01:54:26,063 INFO L142 QuantifierPusher]: treesize reduction 36, result has 53.8 percent of original size [2021-06-11 01:54:26,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 01:54:26,080 INFO L142 QuantifierPusher]: treesize reduction 47, result has 42.7 percent of original size [2021-06-11 01:54:26,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 01:54:26,106 INFO L142 QuantifierPusher]: treesize reduction 76, result has 42.0 percent of original size [2021-06-11 01:54:26,107 INFO L147 QuantifierPusher]: treesize reduction 13, result has 76.4 percent of original size 42 [2021-06-11 01:54:26,135 INFO L142 QuantifierPusher]: treesize reduction 44, result has 37.1 percent of original size [2021-06-11 01:54:26,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:26,151 INFO L142 QuantifierPusher]: treesize reduction 14, result has 61.1 percent of original size [2021-06-11 01:54:26,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:26,172 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:54:26,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246625124] [2021-06-11 01:54:26,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [947335528] [2021-06-11 01:54:26,172 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 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 [2021-06-11 01:54:26,213 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-11 01:54:26,213 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:54:26,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 55 conjunts are in the unsatisfiable core [2021-06-11 01:54:26,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:54:26,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:26,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,227 INFO L147 QuantifierPusher]: treesize reduction 7, result has 77.4 percent of original size 24 [2021-06-11 01:54:26,228 INFO L142 QuantifierPusher]: treesize reduction 7, result has 78.1 percent of original size [2021-06-11 01:54:26,228 INFO L147 QuantifierPusher]: treesize reduction 6, result has 71.4 percent of original size 15 [2021-06-11 01:54:26,228 INFO L142 QuantifierPusher]: treesize reduction 6, result has 71.4 percent of original size [2021-06-11 01:54:26,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:54:26,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:54:26,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,239 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size 24 [2021-06-11 01:54:26,239 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size [2021-06-11 01:54:26,239 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-06-11 01:54:26,240 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size [2021-06-11 01:54:26,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:54:26,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:54:26,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:26,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 01:54:26,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 01:54:26,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 01:54:26,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 01:54:26,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,269 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-06-11 01:54:26,269 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-06-11 01:54:26,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:54:26,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:54:26,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:26,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,285 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size 25 [2021-06-11 01:54:26,286 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size [2021-06-11 01:54:26,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:54:26,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:54:26,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,301 INFO L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-06-11 01:54:26,302 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-06-11 01:54:26,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:54:26,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:54:26,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:54:26,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 01:54:26,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,320 INFO L147 QuantifierPusher]: treesize reduction 6, result has 82.4 percent of original size 28 [2021-06-11 01:54:26,320 INFO L142 QuantifierPusher]: treesize reduction 6, result has 82.4 percent of original size [2021-06-11 01:54:26,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:26,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:26,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,337 INFO L147 QuantifierPusher]: treesize reduction 3, result has 91.9 percent of original size 34 [2021-06-11 01:54:26,337 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.1 percent of original size [2021-06-11 01:54:26,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:26,338 INFO L142 QuantifierPusher]: treesize reduction 6, result has 83.8 percent of original size [2021-06-11 01:54:26,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 01:54:26,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:54:26,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:26,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 01:54:26,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:54:26,365 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 31 treesize of output 71 [2021-06-11 01:54:26,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:26,368 INFO L142 QuantifierPusher]: treesize reduction 13, result has 79.7 percent of original size [2021-06-11 01:54:26,368 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:54:26,368 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:54:26,369 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,370 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:54:26,370 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:26,370 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,371 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:54:26,371 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:26,371 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,372 INFO L147 QuantifierPusher]: treesize reduction 14, result has 86.9 percent of original size 93 [2021-06-11 01:54:26,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:26,373 INFO L142 QuantifierPusher]: treesize reduction 15, result has 88.5 percent of original size [2021-06-11 01:54:26,373 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 2, 3, 1] term [2021-06-11 01:54:26,373 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:26,374 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,374 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:54:26,374 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:54:26,375 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,375 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:54:26,375 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:26,376 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,376 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:54:26,376 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:26,376 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,377 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 3, 1] term [2021-06-11 01:54:26,377 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:26,378 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,378 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 3, 1] term [2021-06-11 01:54:26,378 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:26,379 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,379 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:54:26,379 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:26,384 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,386 INFO L147 QuantifierPusher]: treesize reduction 49, result has 82.7 percent of original size 235 [2021-06-11 01:54:26,387 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:26,387 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:26,389 INFO L142 QuantifierPusher]: treesize reduction 59, result has 81.1 percent of original size [2021-06-11 01:54:26,390 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:26,391 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:26,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,392 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.1 percent of original size 48 [2021-06-11 01:54:26,394 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:26,395 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:26,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 01:54:26,396 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:26,400 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:26,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:54:26,424 INFO L147 QuantifierPusher]: treesize reduction -1, result has 100.3 percent of original size 321 [2021-06-11 01:54:26,425 INFO L147 QuantifierPusher]: treesize reduction -1, result has 100.3 percent of original size 321 [2021-06-11 01:54:26,426 INFO L142 QuantifierPusher]: treesize reduction -1, result has 100.3 percent of original size [2021-06-11 01:54:26,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 321 [2021-06-11 01:54:26,428 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:54:26,464 INFO L628 ElimStorePlain]: treesize reduction 313, result has 2.5 percent of original size [2021-06-11 01:54:26,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,465 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:54:26,465 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:8 [2021-06-11 01:54:26,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:26,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:26,498 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:54:26,498 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:54:26,498 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2021-06-11 01:54:26,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543526026] [2021-06-11 01:54:26,498 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-11 01:54:26,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:54:26,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-11 01:54:26,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2021-06-11 01:54:26,499 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:54:26,499 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 326 places, 1858 transitions, 70339 flow. Second operand has 19 states, 19 states have (on average 19.0) internal successors, (361), 19 states have internal predecessors, (361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:26,499 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:54:26,499 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:54:26,499 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:54:27,688 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][58], [9#L62true, 10#L49true, Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 2307#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 2309#(and (<= (+ i1 3) i2) (<= (+ i1 3) n)), Black: 2245#(<= i1 i2), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), Black: 2311#(and (<= (+ i1 4) i2) (<= (+ i1 4) n)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 18#L36true, 2066#true, Black: 218#(<= i2 i1), 21#L79true, 279#true, 2586#(and (or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x i1) (select x (+ i2 1))) s1) (<= s1 (+ s2 (select x i1) (select x (+ i2 1)))))) (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1))))), 1052#(<= (+ i2 1) i1), 29#L23true, Black: 2496#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x i1) (select x (+ i2 1))) s1) (<= s1 (+ s2 (select x i1) (select x (+ i2 1)))))), Black: 2497#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 2498#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2495#(or (<= i1 (+ i2 2)) (and (<= s1 (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1))))) (<= (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1)))) s1)) (<= (+ i2 4) i1)), 808#true, 2602#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), 2358#(<= (+ i2 1) i1), 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), Black: 2071#(<= i1 (+ i2 3)), Black: 2077#(<= i1 i2), Black: 2323#(<= i2 (+ i1 1)), Black: 2324#(<= i2 (+ i1 2)), 2146#true, Black: 2325#(<= i2 i1), Black: 2362#(<= (+ i2 2) i1), Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 2417#(<= i2 i1), 884#(<= (+ i2 2) i1), Black: 2601#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 2603#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), 2697#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 342#(<= i2 (+ i1 1)), Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2149#(<= i1 (+ i2 1)), 1971#true, Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2409#(<= i2 (+ i1 1)), Black: 2159#(<= i1 i2), Black: 2410#(<= i2 (+ i1 2)), 949#true, Black: 2411#(<= i2 (+ i1 3)), Black: 2175#(<= i1 (+ i2 2)), Black: 2477#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 2223#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 2232#true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 165#(<= i1 i2), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:27,688 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 01:54:27,688 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 01:54:27,688 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:27,688 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 01:54:27,706 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][110], [9#L62true, 10#L49true, Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2307#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 2309#(and (<= (+ i1 3) i2) (<= (+ i1 3) n)), Black: 2245#(<= i1 i2), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), Black: 2311#(and (<= (+ i1 4) i2) (<= (+ i1 4) n)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 18#L36true, 2066#true, Black: 218#(<= i2 i1), 21#L79true, 279#true, 1052#(<= (+ i2 1) i1), 29#L23true, Black: 2497#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 2498#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2495#(or (<= i1 (+ i2 2)) (and (<= s1 (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1))))) (<= (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1)))) s1)) (<= (+ i2 4) i1)), 2596#true, 808#true, 2358#(<= (+ i2 1) i1), 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), Black: 2071#(<= i1 (+ i2 3)), Black: 2077#(<= i1 i2), Black: 2323#(<= i2 (+ i1 1)), Black: 2324#(<= i2 (+ i1 2)), 2146#true, Black: 2325#(<= i2 i1), Black: 2362#(<= (+ i2 2) i1), Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 2417#(<= i2 i1), 884#(<= (+ i2 2) i1), Black: 2601#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 2602#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2603#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), 2690#true, Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 342#(<= i2 (+ i1 1)), Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2149#(<= i1 (+ i2 1)), 1971#true, Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2409#(<= i2 (+ i1 1)), Black: 2159#(<= i1 i2), Black: 2410#(<= i2 (+ i1 2)), 949#true, Black: 2411#(<= i2 (+ i1 3)), Black: 2175#(<= i1 (+ i2 2)), Black: 2223#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 2477#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 2232#true, 2496#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x i1) (select x (+ i2 1))) s1) (<= s1 (+ s2 (select x i1) (select x (+ i2 1)))))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 165#(<= i1 i2), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:27,706 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 01:54:27,706 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:27,706 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 01:54:27,707 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:27,835 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][204], [9#L62true, 10#L49true, Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2307#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 2309#(and (<= (+ i1 3) i2) (<= (+ i1 3) n)), Black: 2245#(<= i1 i2), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), Black: 2311#(and (<= (+ i1 4) i2) (<= (+ i1 4) n)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 2066#true, 18#L36true, 21#L79true, Black: 218#(<= i2 i1), 279#true, 1052#(<= (+ i2 1) i1), 29#L23true, Black: 2496#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x i1) (select x (+ i2 1))) s1) (<= s1 (+ s2 (select x i1) (select x (+ i2 1)))))), Black: 2497#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 2498#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2495#(or (<= i1 (+ i2 2)) (and (<= s1 (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1))))) (<= (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1)))) s1)) (<= (+ i2 4) i1)), 2596#true, 808#true, 2358#(<= (+ i2 1) i1), 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1262#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), Black: 2071#(<= i1 (+ i2 3)), Black: 2323#(<= i2 (+ i1 1)), Black: 2077#(<= i1 i2), Black: 2324#(<= i2 (+ i1 2)), 2146#true, Black: 2325#(<= i2 i1), Black: 2362#(<= (+ i2 2) i1), Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 2417#(<= i2 i1), 884#(<= (+ i2 2) i1), Black: 2601#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 2602#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2603#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), 2690#true, Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 342#(<= i2 (+ i1 1)), Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2149#(<= i1 (+ i2 1)), 1971#true, Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2409#(<= i2 (+ i1 1)), 949#true, Black: 2410#(<= i2 (+ i1 2)), Black: 2159#(<= i1 i2), Black: 2411#(<= i2 (+ i1 3)), Black: 2175#(<= i1 (+ i2 2)), Black: 2223#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 2477#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 2488#true, 2232#true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 165#(<= i1 i2), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 1519#true, Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:27,835 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 01:54:27,835 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:54:27,835 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:54:27,836 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:54:29,443 INFO L129 PetriNetUnfolder]: 3640/7221 cut-off events. [2021-06-11 01:54:29,443 INFO L130 PetriNetUnfolder]: For 119191/119323 co-relation queries the response was YES. [2021-06-11 01:54:29,528 INFO L84 FinitePrefix]: Finished finitePrefix Result has 91776 conditions, 7221 events. 3640/7221 cut-off events. For 119191/119323 co-relation queries the response was YES. Maximal size of possible extension queue 652. Compared 63289 event pairs, 0 based on Foata normal form. 22/6914 useless extension candidates. Maximal degree in co-relation 90102. Up to 3393 conditions per place. [2021-06-11 01:54:29,597 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 1348 selfloop transitions, 802 changer transitions 0/2162 dead transitions. [2021-06-11 01:54:29,597 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 349 places, 2162 transitions, 87422 flow [2021-06-11 01:54:29,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-11 01:54:29,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-06-11 01:54:29,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 526 transitions. [2021-06-11 01:54:29,599 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6446078431372549 [2021-06-11 01:54:29,599 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 526 transitions. [2021-06-11 01:54:29,599 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 526 transitions. [2021-06-11 01:54:29,599 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:54:29,599 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 526 transitions. [2021-06-11 01:54:29,600 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 21.916666666666668) internal successors, (526), 24 states have internal predecessors, (526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:29,601 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 34.0) internal successors, (850), 25 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:29,601 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 34.0) internal successors, (850), 25 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:29,601 INFO L185 Difference]: Start difference. First operand has 326 places, 1858 transitions, 70339 flow. Second operand 24 states and 526 transitions. [2021-06-11 01:54:29,601 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 349 places, 2162 transitions, 87422 flow [2021-06-11 01:54:31,406 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 339 places, 2162 transitions, 86883 flow, removed 160 selfloop flow, removed 10 redundant places. [2021-06-11 01:54:31,466 INFO L241 Difference]: Finished difference. Result has 345 places, 2162 transitions, 85373 flow [2021-06-11 01:54:31,467 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=69996, PETRI_DIFFERENCE_MINUEND_PLACES=316, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1858, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=542, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1142, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=85373, PETRI_PLACES=345, PETRI_TRANSITIONS=2162} [2021-06-11 01:54:31,468 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 318 predicate places. [2021-06-11 01:54:31,468 INFO L480 AbstractCegarLoop]: Abstraction has has 345 places, 2162 transitions, 85373 flow [2021-06-11 01:54:31,468 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 19.0) internal successors, (361), 19 states have internal predecessors, (361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:31,468 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:54:31,468 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:54:31,668 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 01:54:31,668 INFO L428 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:54:31,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:54:31,669 INFO L82 PathProgramCache]: Analyzing trace with hash 1949506671, now seen corresponding path program 13 times [2021-06-11 01:54:31,669 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:54:31,669 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890438187] [2021-06-11 01:54:31,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:54:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:54:31,688 INFO L142 QuantifierPusher]: treesize reduction 38, result has 25.5 percent of original size [2021-06-11 01:54:31,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:31,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:54:31,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:31,711 INFO L142 QuantifierPusher]: treesize reduction 21, result has 58.0 percent of original size [2021-06-11 01:54:31,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 01:54:31,730 INFO L142 QuantifierPusher]: treesize reduction 57, result has 41.8 percent of original size [2021-06-11 01:54:31,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 01:54:31,754 INFO L142 QuantifierPusher]: treesize reduction 65, result has 35.0 percent of original size [2021-06-11 01:54:31,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 01:54:31,781 INFO L142 QuantifierPusher]: treesize reduction 21, result has 65.6 percent of original size [2021-06-11 01:54:31,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 01:54:31,797 INFO L142 QuantifierPusher]: treesize reduction 44, result has 37.1 percent of original size [2021-06-11 01:54:31,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 01:54:31,812 INFO L142 QuantifierPusher]: treesize reduction 14, result has 61.1 percent of original size [2021-06-11 01:54:31,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:31,832 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:54:31,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890438187] [2021-06-11 01:54:31,833 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [417125710] [2021-06-11 01:54:31,833 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 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 [2021-06-11 01:54:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:54:31,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 55 conjunts are in the unsatisfiable core [2021-06-11 01:54:31,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:54:31,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:31,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:31,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:31,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:31,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:31,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:31,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:31,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:31,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:54:31,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,870 INFO L147 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size 17 [2021-06-11 01:54:31,870 INFO L142 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size [2021-06-11 01:54:31,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:54:31,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:54:31,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 01:54:31,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,882 INFO L147 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size 20 [2021-06-11 01:54:31,882 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-06-11 01:54:31,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:54:31,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:54:31,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:54:31,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:54:31,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:54:31,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:54:31,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:54:31,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:54:31,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:54:31,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:54:31,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,900 INFO L147 QuantifierPusher]: treesize reduction 5, result has 84.4 percent of original size 27 [2021-06-11 01:54:31,900 INFO L142 QuantifierPusher]: treesize reduction 5, result has 84.8 percent of original size [2021-06-11 01:54:31,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 01:54:31,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 01:54:31,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 01:54:31,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 01:54:31,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 01:54:31,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 01:54:31,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 01:54:31,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,920 INFO L147 QuantifierPusher]: treesize reduction 3, result has 91.7 percent of original size 33 [2021-06-11 01:54:31,921 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.9 percent of original size [2021-06-11 01:54:31,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 01:54:31,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 01:54:31,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 01:54:31,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,941 INFO L147 QuantifierPusher]: treesize reduction 9, result has 87.7 percent of original size 64 [2021-06-11 01:54:31,941 INFO L142 QuantifierPusher]: treesize reduction 9, result has 87.8 percent of original size [2021-06-11 01:54:31,942 INFO L147 QuantifierPusher]: treesize reduction 4, result has 93.8 percent of original size 61 [2021-06-11 01:54:31,942 INFO L142 QuantifierPusher]: treesize reduction 4, result has 93.8 percent of original size [2021-06-11 01:54:31,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-06-11 01:54:31,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-06-11 01:54:31,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,964 INFO L147 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size 67 [2021-06-11 01:54:31,964 INFO L142 QuantifierPusher]: treesize reduction 3, result has 95.8 percent of original size [2021-06-11 01:54:31,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-06-11 01:54:31,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-06-11 01:54:31,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-06-11 01:54:31,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 01:54:31,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,988 INFO L147 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size 28 [2021-06-11 01:54:31,988 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size [2021-06-11 01:54:31,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:31,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:31,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:32,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 01:54:32,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:32,008 INFO L142 QuantifierPusher]: treesize reduction 6, result has 83.8 percent of original size [2021-06-11 01:54:32,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 01:54:32,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:54:32,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:32,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 01:54:32,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 01:54:32,039 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 31 treesize of output 71 [2021-06-11 01:54:32,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:32,041 INFO L142 QuantifierPusher]: treesize reduction 13, result has 79.7 percent of original size [2021-06-11 01:54:32,041 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:54:32,041 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:54:32,042 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,042 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:54:32,042 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:32,043 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,043 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:54:32,043 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:32,044 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,045 INFO L147 QuantifierPusher]: treesize reduction 12, result has 88.6 percent of original size 93 [2021-06-11 01:54:32,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:32,046 INFO L142 QuantifierPusher]: treesize reduction 13, result has 89.8 percent of original size [2021-06-11 01:54:32,046 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 2, 3, 1] term [2021-06-11 01:54:32,046 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:32,047 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,047 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:54:32,047 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:54:32,048 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,048 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:54:32,048 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:32,049 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,049 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:54:32,049 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:32,050 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,051 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 3, 1] term [2021-06-11 01:54:32,051 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:32,051 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,052 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 3, 1] term [2021-06-11 01:54:32,052 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:32,052 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,053 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:54:32,053 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:32,053 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,055 INFO L147 QuantifierPusher]: treesize reduction 50, result has 82.5 percent of original size 235 [2021-06-11 01:54:32,055 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:32,056 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:32,058 INFO L142 QuantifierPusher]: treesize reduction 243, result has 58.6 percent of original size [2021-06-11 01:54:32,058 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:32,059 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:32,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,060 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.8 percent of original size 58 [2021-06-11 01:54:32,061 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:32,061 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:32,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:54:32,063 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:32,063 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:32,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,065 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.8 percent of original size 58 [2021-06-11 01:54:32,067 INFO L147 QuantifierPusher]: treesize reduction 152, result has 66.1 percent of original size 297 [2021-06-11 01:54:32,068 INFO L147 QuantifierPusher]: treesize reduction 152, result has 66.1 percent of original size 297 [2021-06-11 01:54:32,070 INFO L142 QuantifierPusher]: treesize reduction 152, result has 66.1 percent of original size [2021-06-11 01:54:32,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 297 [2021-06-11 01:54:32,072 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 01:54:32,096 INFO L628 ElimStorePlain]: treesize reduction 289, result has 2.7 percent of original size [2021-06-11 01:54:32,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:32,097 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 01:54:32,097 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:8 [2021-06-11 01:54:32,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:32,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 01:54:32,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:32,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 01:54:32,123 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 01:54:32,123 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 01:54:32,123 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-06-11 01:54:32,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260462764] [2021-06-11 01:54:32,123 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-11 01:54:32,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 01:54:32,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-11 01:54:32,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2021-06-11 01:54:32,124 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 01:54:32,124 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 345 places, 2162 transitions, 85373 flow. Second operand has 18 states, 18 states have (on average 19.055555555555557) internal successors, (343), 18 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:32,124 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 01:54:32,124 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 01:54:32,124 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 01:54:33,699 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][110], [9#L62true, 10#L49true, Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2307#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 2309#(and (<= (+ i1 3) i2) (<= (+ i1 3) n)), Black: 2245#(<= i1 i2), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), Black: 2311#(and (<= (+ i1 4) i2) (<= (+ i1 4) n)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 18#L36true, 2066#true, Black: 218#(<= i2 i1), 21#L79true, 279#true, 1052#(<= (+ i2 1) i1), 29#L23true, Black: 2497#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 2498#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2495#(or (<= i1 (+ i2 2)) (and (<= s1 (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1))))) (<= (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1)))) s1)) (<= (+ i2 4) i1)), 2596#true, 808#true, 2358#(<= (+ i2 1) i1), 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), Black: 2071#(<= i1 (+ i2 3)), Black: 2077#(<= i1 i2), Black: 2323#(<= i2 (+ i1 1)), Black: 2324#(<= i2 (+ i1 2)), 2146#true, Black: 2325#(<= i2 i1), Black: 2362#(<= (+ i2 2) i1), Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 2417#(<= i2 i1), 884#(<= (+ i2 2) i1), Black: 2601#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 2602#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2603#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), 2690#true, Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 342#(<= i2 (+ i1 1)), Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2149#(<= i1 (+ i2 1)), 1971#true, Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2409#(<= i2 (+ i1 1)), Black: 2159#(<= i1 i2), Black: 2410#(<= i2 (+ i1 2)), Black: 2411#(<= i2 (+ i1 3)), Black: 2175#(<= i1 (+ i2 2)), Black: 2223#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 2477#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 2232#true, 2496#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x i1) (select x (+ i2 1))) s1) (<= s1 (+ s2 (select x i1) (select x (+ i2 1)))))), Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 165#(<= i1 i2), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 1257#true, Black: 2696#(or (<= (+ i2 3) i1) (not (= n (+ i1 1))) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 2697#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 2698#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), Black: 2699#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 2700#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), Black: 2783#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)) (or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)))), 2799#true, 1519#true, Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:33,699 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 01:54:33,700 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:33,700 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 01:54:33,700 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 01:54:33,903 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][204], [9#L62true, 10#L49true, Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2307#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 2309#(and (<= (+ i1 3) i2) (<= (+ i1 3) n)), Black: 2245#(<= i1 i2), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), Black: 2311#(and (<= (+ i1 4) i2) (<= (+ i1 4) n)), Black: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), 2066#true, 18#L36true, 21#L79true, Black: 218#(<= i2 i1), 279#true, 1052#(<= (+ i2 1) i1), 29#L23true, Black: 2496#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x i1) (select x (+ i2 1))) s1) (<= s1 (+ s2 (select x i1) (select x (+ i2 1)))))), Black: 2497#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 2498#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2495#(or (<= i1 (+ i2 2)) (and (<= s1 (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1))))) (<= (+ s2 (select x i1) (select x (+ i2 1)) (select x (+ i1 (- 1)))) s1)) (<= (+ i2 4) i1)), 2596#true, 808#true, 2358#(<= (+ i2 1) i1), 54#(<= i2 i1), Black: 1264#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1265#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1332#(and (or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)) (or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1)))), Black: 1263#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), 1349#true, Black: 1027#(<= i2 (+ i1 1)), Black: 1525#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1526#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1613#true, Black: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), 1108#(<= i2 i1), Black: 1795#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1796#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), 1882#true, 348#(<= i2 i1), Black: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), Black: 2071#(<= i1 (+ i2 3)), Black: 2323#(<= i2 (+ i1 1)), Black: 2077#(<= i1 i2), Black: 2324#(<= i2 (+ i1 2)), 2146#true, Black: 2325#(<= i2 i1), Black: 2362#(<= (+ i2 2) i1), Black: 818#(<= i1 i2), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 2417#(<= i2 i1), 884#(<= (+ i2 2) i1), Black: 2601#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 2602#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 2603#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), 2690#true, Black: 1136#(<= (+ i2 1) i1), Black: 1098#true, Black: 1101#(<= i2 (+ i1 1)), Black: 1102#(<= i2 (+ i1 2)), 1167#true, Black: 342#(<= i2 (+ i1 1)), Black: 635#(or (and (or (= s2 s1) (not (= i2 i1))) (= (mod s1 (- 2)) 0) (or (not (= i2 1)) (= (+ s2 (* 2 (div (* s1 (- 1)) (- 2)))) (* 2 s1)))) (and (not (= i1 1)) (or (= s2 s1) (not (= i2 i1))) (or (not (= i2 1)) (= (mod s2 (- 2)) 0)))), Black: 1356#(or (not (= n (+ i1 1))) (and (or (not (= i2 n)) (<= (+ s1 (select x i2)) s2)) (or (<= s2 (+ s1 (select x i2))) (not (= i2 n))))), Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 158#true, Black: 1617#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 1618#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 1619#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1699#true, Black: 1889#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1890#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1971#true, Black: 2149#(<= i1 (+ i2 1)), Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2409#(<= i2 (+ i1 1)), Black: 2410#(<= i2 (+ i1 2)), Black: 2159#(<= i1 i2), Black: 2411#(<= i2 (+ i1 3)), Black: 2175#(<= i1 (+ i2 2)), Black: 2223#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 2477#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 2232#true, 2488#true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 165#(<= i1 i2), 735#true, Black: 1173#(or (<= (+ i2 3) i1) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), Black: 1174#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 1175#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 2696#(or (<= (+ i2 3) i1) (not (= n (+ i1 1))) (<= i1 (+ i2 1)) (and (<= (+ s2 (select x (+ i2 1)) (select x i1)) s1) (<= s1 (+ s2 (select x (+ i2 1)) (select x i1))))), 1257#true, Black: 2697#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= n (+ i1 1))) (<= (+ i2 2) i1) (<= i1 i2)), Black: 2698#(or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)), Black: 2699#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 2700#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), Black: 2783#(and (or (and (<= s2 s1) (<= s1 s2)) (not (= n (+ i2 1))) (<= (+ i1 1) i2) (<= (+ i2 1) i1)) (or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)))), 1519#true, 2799#true, Black: 1705#(or (not (= i2 n)) (<= (+ i1 3) n) (<= n (+ i1 1)) (and (<= s2 (+ s1 (select x (+ i1 1)) (select x i2))) (<= (+ s1 (select x (+ i1 1)) (select x i2)) s2))), Black: 1706#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 1707#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 1789#true, Black: 954#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 01:54:33,903 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 01:54:33,903 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 01:54:33,903 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:54:33,903 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 01:54:36,141 INFO L129 PetriNetUnfolder]: 4128/8206 cut-off events. [2021-06-11 01:54:36,141 INFO L130 PetriNetUnfolder]: For 140462/140594 co-relation queries the response was YES. [2021-06-11 01:54:36,271 INFO L84 FinitePrefix]: Finished finitePrefix Result has 105214 conditions, 8206 events. 4128/8206 cut-off events. For 140462/140594 co-relation queries the response was YES. Maximal size of possible extension queue 726. Compared 73647 event pairs, 0 based on Foata normal form. 28/7835 useless extension candidates. Maximal degree in co-relation 103535. Up to 3909 conditions per place. [2021-06-11 01:54:36,354 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 1530 selfloop transitions, 905 changer transitions 0/2447 dead transitions. [2021-06-11 01:54:36,354 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 2447 transitions, 100334 flow [2021-06-11 01:54:36,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-11 01:54:36,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2021-06-11 01:54:36,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 591 transitions. [2021-06-11 01:54:36,355 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6437908496732027 [2021-06-11 01:54:36,355 INFO L72 ComplementDD]: Start complementDD. Operand 27 states and 591 transitions. [2021-06-11 01:54:36,355 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 591 transitions. [2021-06-11 01:54:36,355 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 01:54:36,355 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 27 states and 591 transitions. [2021-06-11 01:54:36,356 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 28 states, 27 states have (on average 21.88888888888889) internal successors, (591), 27 states have internal predecessors, (591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:36,357 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 28 states, 28 states have (on average 34.0) internal successors, (952), 28 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:36,357 INFO L81 ComplementDD]: Finished complementDD. Result has 28 states, 28 states have (on average 34.0) internal successors, (952), 28 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:36,357 INFO L185 Difference]: Start difference. First operand has 345 places, 2162 transitions, 85373 flow. Second operand 27 states and 591 transitions. [2021-06-11 01:54:36,357 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 2447 transitions, 100334 flow [2021-06-11 01:54:38,827 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 362 places, 2447 transitions, 99953 flow, removed 122 selfloop flow, removed 9 redundant places. [2021-06-11 01:54:38,890 INFO L241 Difference]: Finished difference. Result has 367 places, 2447 transitions, 98250 flow [2021-06-11 01:54:38,892 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=85020, PETRI_DIFFERENCE_MINUEND_PLACES=336, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2162, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=644, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1302, PETRI_DIFFERENCE_SUBTRAHEND_STATES=27, PETRI_FLOW=98250, PETRI_PLACES=367, PETRI_TRANSITIONS=2447} [2021-06-11 01:54:38,892 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 340 predicate places. [2021-06-11 01:54:38,892 INFO L480 AbstractCegarLoop]: Abstraction has has 367 places, 2447 transitions, 98250 flow [2021-06-11 01:54:38,892 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 19.055555555555557) internal successors, (343), 18 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 01:54:38,892 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 01:54:38,892 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 01:54:39,093 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable205 [2021-06-11 01:54:39,093 INFO L428 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 01:54:39,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 01:54:39,093 INFO L82 PathProgramCache]: Analyzing trace with hash 436481143, now seen corresponding path program 15 times [2021-06-11 01:54:39,093 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 01:54:39,093 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197267808] [2021-06-11 01:54:39,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 01:54:39,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 01:54:39,108 INFO L142 QuantifierPusher]: treesize reduction 42, result has 34.4 percent of original size [2021-06-11 01:54:39,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:39,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 01:54:39,130 INFO L142 QuantifierPusher]: treesize reduction 34, result has 54.7 percent of original size [2021-06-11 01:54:39,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 01:54:39,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 01:54:39,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 01:54:39,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 01:54:39,176 INFO L142 QuantifierPusher]: treesize reduction 39, result has 42.6 percent of original size [2021-06-11 01:54:39,177 INFO L147 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size 20 [2021-06-11 01:54:39,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:39,191 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 01:54:39,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 01:54:39,195 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-11 01:54:39,195 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197267808] [2021-06-11 01:54:39,195 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [872817216] [2021-06-11 01:54:39,196 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 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 [2021-06-11 01:54:39,223 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-11 01:54:39,223 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 01:54:39,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 55 conjunts are in the unsatisfiable core [2021-06-11 01:54:39,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 01:54:39,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:39,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:39,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:39,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:39,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:39,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:39,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:39,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:39,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:39,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:39,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:39,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:39,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:39,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:39,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:39,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 01:54:39,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,234 INFO L147 QuantifierPusher]: treesize reduction 7, result has 77.4 percent of original size 24 [2021-06-11 01:54:39,235 INFO L142 QuantifierPusher]: treesize reduction 7, result has 78.1 percent of original size [2021-06-11 01:54:39,235 INFO L147 QuantifierPusher]: treesize reduction 6, result has 71.4 percent of original size 15 [2021-06-11 01:54:39,235 INFO L142 QuantifierPusher]: treesize reduction 6, result has 71.4 percent of original size [2021-06-11 01:54:39,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:54:39,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 01:54:39,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 01:54:39,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:54:39,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:54:39,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 01:54:39,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,255 INFO L147 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size 26 [2021-06-11 01:54:39,255 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-06-11 01:54:39,255 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 01:54:39,256 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-06-11 01:54:39,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:54:39,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:54:39,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:54:39,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:54:39,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:54:39,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 01:54:39,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,269 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size 24 [2021-06-11 01:54:39,269 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-06-11 01:54:39,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:54:39,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:54:39,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 01:54:39,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,282 INFO L147 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size 30 [2021-06-11 01:54:39,283 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-06-11 01:54:39,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:39,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:39,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 01:54:39,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 01:54:39,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,297 INFO L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-06-11 01:54:39,297 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 01:54:39,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:54:39,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 01:54:39,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,310 INFO L147 QuantifierPusher]: treesize reduction 3, result has 91.7 percent of original size 33 [2021-06-11 01:54:39,311 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.9 percent of original size [2021-06-11 01:54:39,311 INFO L147 QuantifierPusher]: treesize reduction 6, result has 83.3 percent of original size 30 [2021-06-11 01:54:39,311 INFO L142 QuantifierPusher]: treesize reduction 6, result has 83.3 percent of original size [2021-06-11 01:54:39,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 01:54:39,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 01:54:39,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-11 01:54:39,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,332 INFO L142 QuantifierPusher]: treesize reduction 6, result has 85.4 percent of original size [2021-06-11 01:54:39,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 01:54:39,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 01:54:39,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 01:54:39,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 01:54:39,434 INFO L354 Elim1Store]: treesize reduction 20, result has 85.0 percent of original size [2021-06-11 01:54:39,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 35 treesize of output 127 [2021-06-11 01:54:39,435 INFO L142 QuantifierPusher]: treesize reduction 12, result has 90.6 percent of original size [2021-06-11 01:54:39,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,445 INFO L142 QuantifierPusher]: treesize reduction 26, result has 79.0 percent of original size [2021-06-11 01:54:39,445 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 1] term [2021-06-11 01:54:39,445 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-06-11 01:54:39,446 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,447 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 1] term [2021-06-11 01:54:39,447 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-06-11 01:54:39,447 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,447 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 1] term [2021-06-11 01:54:39,448 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-06-11 01:54:39,448 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,448 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 1] term [2021-06-11 01:54:39,448 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 01:54:39,449 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,449 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 01:54:39,449 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:54:39,450 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,450 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:54:39,450 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,451 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,451 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:54:39,451 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:39,453 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,455 INFO L147 QuantifierPusher]: treesize reduction 119, result has 76.1 percent of original size 379 [2021-06-11 01:54:39,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,457 INFO L142 QuantifierPusher]: treesize reduction 129, result has 76.3 percent of original size [2021-06-11 01:54:39,457 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,458 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,460 INFO L142 QuantifierPusher]: treesize reduction 53, result has 93.3 percent of original size [2021-06-11 01:54:39,461 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:54:39,461 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,461 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,462 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:54:39,462 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:39,462 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,463 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:54:39,464 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,465 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 01:54:39,465 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,465 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,465 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 01:54:39,466 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:39,466 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,467 INFO L147 QuantifierPusher]: treesize reduction 25, result has 78.6 percent of original size 92 [2021-06-11 01:54:39,467 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 01:54:39,468 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,469 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.2 percent of original size [2021-06-11 01:54:39,469 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,469 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,470 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:39,471 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,472 INFO L147 QuantifierPusher]: treesize reduction 16, result has 44.8 percent of original size 13 [2021-06-11 01:54:39,472 INFO L147 QuantifierPusher]: treesize reduction 17, result has 77.0 percent of original size 57 [2021-06-11 01:54:39,473 INFO L147 QuantifierPusher]: treesize reduction 13, result has 91.5 percent of original size 140 [2021-06-11 01:54:39,474 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-06-11 01:54:39,474 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,475 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 01:54:39,476 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,477 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:54:39,477 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,478 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,479 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,480 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:39,480 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,481 INFO L142 QuantifierPusher]: treesize reduction 25, result has 61.5 percent of original size [2021-06-11 01:54:39,481 INFO L147 QuantifierPusher]: treesize reduction 13, result has 43.5 percent of original size 10 [2021-06-11 01:54:39,482 INFO L147 QuantifierPusher]: treesize reduction 11, result has 89.3 percent of original size 92 [2021-06-11 01:54:39,483 INFO L147 QuantifierPusher]: treesize reduction 28, result has 84.5 percent of original size 153 [2021-06-11 01:54:39,483 INFO L147 QuantifierPusher]: treesize reduction 64, result has 76.7 percent of original size 211 [2021-06-11 01:54:39,485 INFO L147 QuantifierPusher]: treesize reduction 83, result has 80.6 percent of original size 344 [2021-06-11 01:54:39,488 INFO L147 QuantifierPusher]: treesize reduction 194, result has 84.2 percent of original size 1030 [2021-06-11 01:54:39,492 INFO L147 QuantifierPusher]: treesize reduction 194, result has 84.3 percent of original size 1045 [2021-06-11 01:54:39,493 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,494 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,500 INFO L142 QuantifierPusher]: treesize reduction 459, result has 81.6 percent of original size [2021-06-11 01:54:39,501 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:39,502 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,507 INFO L142 QuantifierPusher]: treesize reduction 256, result has 85.8 percent of original size [2021-06-11 01:54:39,508 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:54:39,509 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,509 INFO L142 QuantifierPusher]: treesize reduction 28, result has 73.6 percent of original size [2021-06-11 01:54:39,510 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,510 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,511 INFO L142 QuantifierPusher]: treesize reduction 14, result has 82.1 percent of original size [2021-06-11 01:54:39,511 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:39,512 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 01:54:39,513 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.1 percent of original size 96 [2021-06-11 01:54:39,514 INFO L147 QuantifierPusher]: treesize reduction -2, result has 101.5 percent of original size 138 [2021-06-11 01:54:39,514 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,515 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,515 INFO L142 QuantifierPusher]: treesize reduction 21, result has 61.1 percent of original size [2021-06-11 01:54:39,516 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:39,516 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,516 INFO L142 QuantifierPusher]: treesize reduction 11, result has 67.6 percent of original size [2021-06-11 01:54:39,517 INFO L147 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size 17 [2021-06-11 01:54:39,517 INFO L147 QuantifierPusher]: treesize reduction 17, result has 55.3 percent of original size 21 [2021-06-11 01:54:39,518 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:39,518 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,519 INFO L142 QuantifierPusher]: treesize reduction 11, result has 67.6 percent of original size [2021-06-11 01:54:39,519 INFO L147 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size 17 [2021-06-11 01:54:39,519 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,520 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,520 INFO L142 QuantifierPusher]: treesize reduction 10, result has 83.9 percent of original size [2021-06-11 01:54:39,521 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:39,521 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 01:54:39,523 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.3 percent of original size 76 [2021-06-11 01:54:39,525 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 01:54:39,525 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,526 INFO L142 QuantifierPusher]: treesize reduction 74, result has 24.5 percent of original size [2021-06-11 01:54:39,526 INFO L147 QuantifierPusher]: treesize reduction 5, result has 80.0 percent of original size 20 [2021-06-11 01:54:39,526 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,527 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,528 INFO L142 QuantifierPusher]: treesize reduction 14, result has 83.3 percent of original size [2021-06-11 01:54:39,528 INFO L147 QuantifierPusher]: treesize reduction 7, result has 91.3 percent of original size 73 [2021-06-11 01:54:39,529 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 01:54:39,529 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,530 INFO L142 QuantifierPusher]: treesize reduction 18, result has 90.5 percent of original size [2021-06-11 01:54:39,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,534 INFO L142 QuantifierPusher]: treesize reduction 84, result has 62.0 percent of original size [2021-06-11 01:54:39,535 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-06-11 01:54:39,535 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,544 INFO L142 QuantifierPusher]: treesize reduction 30, result has 86.0 percent of original size [2021-06-11 01:54:39,545 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-06-11 01:54:39,545 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,547 INFO L142 QuantifierPusher]: treesize reduction 32, result has 90.5 percent of original size [2021-06-11 01:54:39,551 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-06-11 01:54:39,551 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,552 INFO L142 QuantifierPusher]: treesize reduction 17, result has 92.5 percent of original size [2021-06-11 01:54:39,562 INFO L147 QuantifierPusher]: treesize reduction -10, result has 101.8 percent of original size 561 [2021-06-11 01:54:39,563 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-06-11 01:54:39,563 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,565 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 01:54:39,566 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,571 INFO L147 QuantifierPusher]: treesize reduction -4, result has 101.3 percent of original size 307 [2021-06-11 01:54:39,575 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-06-11 01:54:39,576 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,577 INFO L142 QuantifierPusher]: treesize reduction 17, result has 92.5 percent of original size [2021-06-11 01:54:39,586 INFO L147 QuantifierPusher]: treesize reduction -10, result has 101.8 percent of original size 561 [2021-06-11 01:54:39,588 INFO L147 QuantifierPusher]: treesize reduction -14, result has 101.6 percent of original size 873 [2021-06-11 01:54:39,590 INFO L147 QuantifierPusher]: treesize reduction 538, result has 62.0 percent of original size 877 [2021-06-11 01:54:39,592 INFO L147 QuantifierPusher]: treesize reduction 538, result has 62.0 percent of original size 877 [2021-06-11 01:54:39,592 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-06-11 01:54:39,593 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,596 INFO L142 QuantifierPusher]: treesize reduction -24, result has 101.7 percent of original size [2021-06-11 01:54:39,597 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-06-11 01:54:39,597 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,600 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,601 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 303 [2021-06-11 01:54:39,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 863 [2021-06-11 01:54:39,607 INFO L147 QuantifierPusher]: treesize reduction 263, result has 81.5 percent of original size 1160 [2021-06-11 01:54:39,608 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 01:54:39,609 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,609 INFO L142 QuantifierPusher]: treesize reduction 26, result has 86.5 percent of original size [2021-06-11 01:54:39,610 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 01:54:39,610 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,612 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,612 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,619 INFO L147 QuantifierPusher]: treesize reduction 23, result has 92.6 percent of original size 287 [2021-06-11 01:54:39,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,627 INFO L142 QuantifierPusher]: treesize reduction 10, result has 85.9 percent of original size [2021-06-11 01:54:39,627 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,628 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,632 INFO L147 QuantifierPusher]: treesize reduction -2, result has 101.8 percent of original size 116 [2021-06-11 01:54:39,633 INFO L147 QuantifierPusher]: treesize reduction -2, result has 101.8 percent of original size 116 [2021-06-11 01:54:39,633 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,634 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,635 INFO L142 QuantifierPusher]: treesize reduction -2, result has 101.5 percent of original size [2021-06-11 01:54:39,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-06-11 01:54:39,637 INFO L147 QuantifierPusher]: treesize reduction 23, result has 95.0 percent of original size 436 [2021-06-11 01:54:39,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,647 INFO L142 QuantifierPusher]: treesize reduction 10, result has 91.2 percent of original size [2021-06-11 01:54:39,648 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 01:54:39,648 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,668 INFO L842 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:54:39,669 INFO L147 QuantifierPusher]: treesize reduction 47, result has 83.8 percent of original size 244 [2021-06-11 01:54:39,670 INFO L147 QuantifierPusher]: treesize reduction 47, result has 83.8 percent of original size 244 [2021-06-11 01:54:39,671 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,671 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,673 INFO L142 QuantifierPusher]: treesize reduction 47, result has 85.0 percent of original size [2021-06-11 01:54:39,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2021-06-11 01:54:39,676 INFO L147 QuantifierPusher]: treesize reduction 23, result has 96.8 percent of original size 705 [2021-06-11 01:54:39,680 INFO L147 QuantifierPusher]: treesize reduction 286, result has 86.8 percent of original size 1884 [2021-06-11 01:54:39,684 INFO L147 QuantifierPusher]: treesize reduction 286, result has 86.8 percent of original size 1884 [2021-06-11 01:54:39,685 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 01:54:39,686 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,690 INFO L142 QuantifierPusher]: treesize reduction 286, result has 87.0 percent of original size [2021-06-11 01:54:39,696 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-06-11 01:54:39,697 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 01:54:39,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 01:54:39,834 INFO L842 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:54:40,173 INFO L842 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:54:40,782 INFO L842 QuantifierPusher]: Run 30 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:54:41,457 INFO L842 QuantifierPusher]: Run 40 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:54:42,373 INFO L842 QuantifierPusher]: Run 50 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:54:45,971 INFO L842 QuantifierPusher]: Run 60 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:54:52,065 INFO L842 QuantifierPusher]: Run 70 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:54:59,327 INFO L842 QuantifierPusher]: Run 80 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:55:07,850 INFO L842 QuantifierPusher]: Run 90 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:55:17,558 INFO L842 QuantifierPusher]: Run 100 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:55:28,395 INFO L842 QuantifierPusher]: Run 110 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:55:40,488 INFO L842 QuantifierPusher]: Run 120 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:55:53,753 INFO L842 QuantifierPusher]: Run 130 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:56:08,299 INFO L842 QuantifierPusher]: Run 140 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:56:24,070 INFO L842 QuantifierPusher]: Run 150 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:56:41,087 INFO L842 QuantifierPusher]: Run 160 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:56:59,303 INFO L842 QuantifierPusher]: Run 170 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:57:18,802 INFO L842 QuantifierPusher]: Run 180 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:57:42,398 INFO L842 QuantifierPusher]: Run 190 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:58:10,317 INFO L842 QuantifierPusher]: Run 200 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:58:40,072 INFO L842 QuantifierPusher]: Run 210 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:59:11,324 INFO L842 QuantifierPusher]: Run 220 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 01:59:44,097 INFO L842 QuantifierPusher]: Run 230 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 02:00:19,675 INFO L842 QuantifierPusher]: Run 240 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 02:00:58,736 INFO L842 QuantifierPusher]: Run 250 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 02:01:38,903 INFO L842 QuantifierPusher]: Run 260 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 02:02:21,346 INFO L842 QuantifierPusher]: Run 270 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 02:03:05,345 INFO L842 QuantifierPusher]: Run 280 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 02:03:50,477 INFO L842 QuantifierPusher]: Run 290 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 02:04:35,999 INFO L842 QuantifierPusher]: Run 300 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 02:05:22,680 INFO L842 QuantifierPusher]: Run 310 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 02:06:13,148 INFO L842 QuantifierPusher]: Run 320 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 02:07:02,793 INFO L842 QuantifierPusher]: Run 330 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 02:07:59,332 INFO L842 QuantifierPusher]: Run 340 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. Received shutdown request... [2021-06-11 02:08:19,932 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable220 [2021-06-11 02:08:19,933 WARN L545 AbstractCegarLoop]: Verification canceled [2021-06-11 02:08:19,935 WARN L224 ceAbstractionStarter]: Timeout [2021-06-11 02:08:19,935 INFO L202 PluginConnector]: Adding new model parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.06 02:08:19 BasicIcfg [2021-06-11 02:08:19,935 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-11 02:08:19,936 INFO L168 Benchmark]: Toolchain (without parser) took 884236.53 ms. Allocated memory was 411.0 MB in the beginning and 3.5 GB in the end (delta: 3.1 GB). Free memory was 390.7 MB in the beginning and 1.2 GB in the end (delta: -817.6 MB). Peak memory consumption was 2.9 GB. Max. memory is 16.0 GB. [2021-06-11 02:08:19,936 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.09 ms. Allocated memory is still 411.0 MB. Free memory was 391.9 MB in the beginning and 391.9 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-11 02:08:19,936 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.96 ms. Allocated memory is still 411.0 MB. Free memory was 390.7 MB in the beginning and 389.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 02:08:19,936 INFO L168 Benchmark]: Boogie Preprocessor took 10.32 ms. Allocated memory is still 411.0 MB. Free memory was 389.2 MB in the beginning and 388.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 02:08:19,936 INFO L168 Benchmark]: RCFGBuilder took 297.90 ms. Allocated memory is still 411.0 MB. Free memory was 388.1 MB in the beginning and 372.9 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-06-11 02:08:19,936 INFO L168 Benchmark]: TraceAbstraction took 883907.82 ms. Allocated memory was 411.0 MB in the beginning and 3.5 GB in the end (delta: 3.1 GB). Free memory was 372.5 MB in the beginning and 1.2 GB in the end (delta: -835.8 MB). Peak memory consumption was 2.9 GB. Max. memory is 16.0 GB. [2021-06-11 02:08:19,936 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 0.09 ms. Allocated memory is still 411.0 MB. Free memory was 391.9 MB in the beginning and 391.9 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 16.96 ms. Allocated memory is still 411.0 MB. Free memory was 390.7 MB in the beginning and 389.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 10.32 ms. Allocated memory is still 411.0 MB. Free memory was 389.2 MB in the beginning and 388.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 297.90 ms. Allocated memory is still 411.0 MB. Free memory was 388.1 MB in the beginning and 372.9 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 883907.82 ms. Allocated memory was 411.0 MB in the beginning and 3.5 GB in the end (delta: 3.1 GB). Free memory was 372.5 MB in the beginning and 1.2 GB in the end (delta: -835.8 MB). Peak memory consumption was 2.9 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 225.8ms, 32 PlacesBefore, 27 PlacesAfterwards, 23 TransitionsBefore, 18 TransitionsAfterwards, 180 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 96 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 75, positive: 71, positive conditional: 0, positive unconditional: 71, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 69, positive: 65, positive conditional: 0, positive unconditional: 65, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 69, positive: 65, positive conditional: 0, positive unconditional: 65, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 69, positive: 61, positive conditional: 0, positive unconditional: 61, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 38, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 75, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 69, unknown conditional: 0, unknown unconditional: 69] , Statistics on independence cache: Total cache size (in pairs): 85, Positive cache size: 81, Positive conditional cache size: 0, Positive unconditional cache size: 81, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4 - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 85). Cancelled while CegarLoopForPetriNet was analyzing trace of length 23 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while ExplicitLhsPolynomialRelations was build 0 of 1 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 26 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 6.9ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 883788.8ms, OverallIterations: 38, TraceHistogramMax: 4, EmptinessCheckTime: 0.0ms, AutomataDifference: 43906.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 293.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 79 SDtfs, 16 SDslu, 0 SDs, 0 SdLazy, 5648 SolverSat, 1605 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3193.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1042 GetRequests, 493 SyntacticMatches, 27 SemanticMatches, 522 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1965 ImplicationChecksByTransitivity, 8156.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=98250occurred in iteration=37, InterpolantAutomatonStates: 438, 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: 185.0ms SsaConstructionTime, 555.4ms SatisfiabilityAnalysisTime, 9666.3ms InterpolantComputationTime, 1394 NumberOfCodeBlocks, 1394 NumberOfCodeBlocksAsserted, 118 NumberOfCheckSat, 1321 ConstructedInterpolants, 3 QuantifiedInterpolants, 22284 SizeOfPredicates, 180 NumberOfNonLiveVariables, 3426 ConjunctsInSsa, 923 ConjunctsInUnsatCore, 73 InterpolantComputations, 5 PerfectInterpolantSequences, 105/566 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