/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-RepeatedSemanticLbe.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 11:22:39,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-11 11:22:39,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-11 11:22:39,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-11 11:22:39,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-11 11:22:39,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-11 11:22:39,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-11 11:22:39,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-11 11:22:39,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-11 11:22:39,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-11 11:22:39,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-11 11:22:39,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-11 11:22:39,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-11 11:22:39,899 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-11 11:22:39,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-11 11:22:39,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-11 11:22:39,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-11 11:22:39,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-11 11:22:39,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-11 11:22:39,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-11 11:22:39,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-11 11:22:39,910 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-11 11:22:39,911 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-11 11:22:39,912 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-11 11:22:39,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-11 11:22:39,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-11 11:22:39,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-11 11:22:39,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-11 11:22:39,926 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-RepeatedSemanticLbe.epf [2021-06-11 11:22:39,952 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-11 11:22:39,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-11 11:22:39,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-11 11:22:39,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-11 11:22:39,954 INFO L138 SettingsManager]: * Use SBE=true [2021-06-11 11:22:39,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-11 11:22:39,954 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-11 11:22:39,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-11 11:22:39,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-11 11:22:39,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-11 11:22:39,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-11 11:22:39,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-11 11:22:39,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-11 11:22:39,954 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-11 11:22:39,954 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-11 11:22:39,954 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-11 11:22:39,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-11 11:22:39,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-11 11:22:39,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-11 11:22:39,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-11 11:22:39,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-11 11:22:39,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 11:22:39,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-11 11:22:39,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-11 11:22:39,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-11 11:22:39,955 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-11 11:22:39,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-11 11:22:39,956 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-11 11:22:39,956 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-11 11:22:39,956 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-11 11:22:40,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-11 11:22:40,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-11 11:22:40,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-11 11:22:40,201 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-11 11:22:40,202 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-11 11:22:40,202 INFO L432 ainManager$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 11:22:40,203 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 11:22:40,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-11 11:22:40,234 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-11 11:22:40,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-11 11:22:40,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-11 11:22:40,235 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-11 11:22:40,243 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 11:22:40" (1/1) ... [2021-06-11 11:22:40,248 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 11:22:40" (1/1) ... [2021-06-11 11:22:40,253 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-11 11:22:40,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-11 11:22:40,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-11 11:22:40,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-11 11:22:40,259 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 11:22:40" (1/1) ... [2021-06-11 11:22:40,259 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 11:22:40" (1/1) ... [2021-06-11 11:22:40,260 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 11:22:40" (1/1) ... [2021-06-11 11:22:40,260 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 11:22:40" (1/1) ... [2021-06-11 11:22:40,262 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 11:22:40" (1/1) ... [2021-06-11 11:22:40,264 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 11:22:40" (1/1) ... [2021-06-11 11:22:40,264 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 11:22:40" (1/1) ... [2021-06-11 11:22:40,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-11 11:22:40,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-11 11:22:40,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-11 11:22:40,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-11 11:22:40,266 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 11:22:40" (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 11:22:40,308 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-11 11:22:40,308 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-11 11:22:40,308 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-11 11:22:40,309 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-11 11:22:40,309 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-11 11:22:40,309 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-11 11:22:40,309 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-11 11:22:40,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-11 11:22:40,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-11 11:22:40,309 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-11 11:22:40,309 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-11 11:22:40,309 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-11 11:22:40,309 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-06-11 11:22:40,310 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-06-11 11:22:40,310 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-06-11 11:22:40,310 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 11:22:40,452 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-11 11:22:40,453 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-06-11 11:22:40,453 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-06-11 11:22:40,453 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-06-11 11:22:40,453 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread3EXIT is neither atomic block end nor error location. [2021-06-11 11:22:40,454 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread4EXIT is neither atomic block end nor error location. [2021-06-11 11:22:40,454 INFO L202 PluginConnector]: Adding new model parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 11:22:40 BoogieIcfgContainer [2021-06-11 11:22:40,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-11 11:22:40,456 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-11 11:22:40,456 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-11 11:22:40,457 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-11 11:22:40,458 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 11:22:40" (1/2) ... [2021-06-11 11:22:40,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c2d5948 and model type parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 11:22:40, skipping insertion in model container [2021-06-11 11:22:40,458 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 11:22:40" (2/2) ... [2021-06-11 11:22:40,459 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-sum-1.wvr.bpl [2021-06-11 11:22:40,463 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-11 11:22:40,466 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-06-11 11:22:40,466 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-11 11:22:40,505 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-11 11:22:40,526 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-06-11 11:22:40,540 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 11:22:40,540 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 11:22:40,540 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 11:22:40,540 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 11:22:40,540 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 11:22:40,540 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 11:22:40,540 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 11:22:40,540 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 11:22:40,547 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 38 places, 29 transitions, 90 flow [2021-06-11 11:22:40,562 INFO L129 PetriNetUnfolder]: 4/25 cut-off events. [2021-06-11 11:22:40,562 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-06-11 11:22:40,565 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 11:22:40,565 INFO L82 GeneralOperation]: Start removeDead. Operand has 38 places, 29 transitions, 90 flow [2021-06-11 11:22:40,571 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 32 places, 23 transitions, 70 flow [2021-06-11 11:22:40,574 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:40,583 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 32 places, 23 transitions, 70 flow [2021-06-11 11:22:40,586 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 32 places, 23 transitions, 70 flow [2021-06-11 11:22:40,587 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 32 places, 23 transitions, 70 flow [2021-06-11 11:22:40,594 INFO L129 PetriNetUnfolder]: 4/23 cut-off events. [2021-06-11 11:22:40,594 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-06-11 11:22:40,595 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 11:22:40,597 INFO L151 LiptonReduction]: Number of co-enabled transitions 180 [2021-06-11 11:22:40,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:40,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 11:22:40,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:40,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 11:22:40,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:40,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 11:22:40,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:40,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 11:22:40,869 INFO L163 LiptonReduction]: Checked pairs total: 96 [2021-06-11 11:22:40,869 INFO L165 LiptonReduction]: Total number of compositions: 5 [2021-06-11 11:22:40,873 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 302 [2021-06-11 11:22:40,894 INFO L129 PetriNetUnfolder]: 4/17 cut-off events. [2021-06-11 11:22:40,894 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-06-11 11:22:40,894 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:40,895 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 11:22:40,895 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:40,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:40,902 INFO L82 PathProgramCache]: Analyzing trace with hash -2009852297, now seen corresponding path program 1 times [2021-06-11 11:22:40,908 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:40,908 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601738842] [2021-06-11 11:22:40,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:40,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:40,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,002 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 11:22:41,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601738842] [2021-06-11 11:22:41,003 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 11:22:41,004 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 11:22:41,004 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180051953] [2021-06-11 11:22:41,010 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 11:22:41,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:41,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 11:22:41,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 11:22:41,023 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 11:22:41,024 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 11:22:41,024 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:41,024 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 11:22:41,025 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:41,049 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 11:22:41,049 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is cut-off event [2021-06-11 11:22:41,049 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-06-11 11:22:41,050 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-06-11 11:22:41,050 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-06-11 11:22:41,059 INFO L129 PetriNetUnfolder]: 19/45 cut-off events. [2021-06-11 11:22:41,060 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-06-11 11:22:41,062 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 11:22:41,063 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 5 selfloop transitions, 5 changer transitions 0/22 dead transitions. [2021-06-11 11:22:41,063 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 29 places, 22 transitions, 88 flow [2021-06-11 11:22:41,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 11:22:41,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 11:22:41,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 77 transitions. [2021-06-11 11:22:41,077 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7549019607843137 [2021-06-11 11:22:41,077 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 77 transitions. [2021-06-11 11:22:41,077 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 77 transitions. [2021-06-11 11:22:41,078 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:41,080 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 77 transitions. [2021-06-11 11:22:41,082 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 11:22:41,085 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 11:22:41,085 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 11:22:41,086 INFO L185 Difference]: Start difference. First operand has 27 places, 18 transitions, 60 flow. Second operand 3 states and 77 transitions. [2021-06-11 11:22:41,087 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 29 places, 22 transitions, 88 flow [2021-06-11 11:22:41,089 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 11:22:41,093 INFO L241 Difference]: Finished difference. Result has 22 places, 22 transitions, 77 flow [2021-06-11 11:22:41,094 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 11:22:41,095 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, -5 predicate places. [2021-06-11 11:22:41,095 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:41,095 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 22 places, 22 transitions, 77 flow [2021-06-11 11:22:41,096 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 22 places, 22 transitions, 77 flow [2021-06-11 11:22:41,097 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 22 places, 22 transitions, 77 flow [2021-06-11 11:22:41,104 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][1], [18#L36true, 21#L79true, 9#L62true, 42#true, 10#L49true, 29#L23true, Black: 44#(= s2 s1)]) [2021-06-11 11:22:41,105 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is cut-off event [2021-06-11 11:22:41,105 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-06-11 11:22:41,105 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-06-11 11:22:41,105 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-06-11 11:22:41,108 INFO L129 PetriNetUnfolder]: 19/45 cut-off events. [2021-06-11 11:22:41,108 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 11:22:41,109 INFO L84 FinitePrefix]: Finished finitePrefix Result has 78 conditions, 45 events. 19/45 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 73 event pairs, 0 based on Foata normal form. 0/38 useless extension candidates. Maximal degree in co-relation 52. Up to 22 conditions per place. [2021-06-11 11:22:41,110 INFO L151 LiptonReduction]: Number of co-enabled transitions 132 [2021-06-11 11:22:41,111 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:41,112 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:41,112 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 17 [2021-06-11 11:22:41,113 INFO L480 AbstractCegarLoop]: Abstraction has has 22 places, 22 transitions, 77 flow [2021-06-11 11:22:41,114 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 11:22:41,114 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:41,114 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 11:22:41,114 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-11 11:22:41,114 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:41,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:41,115 INFO L82 PathProgramCache]: Analyzing trace with hash 1820931043, now seen corresponding path program 1 times [2021-06-11 11:22:41,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:41,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782476288] [2021-06-11 11:22:41,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:41,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:41,225 INFO L142 QuantifierPusher]: treesize reduction 27, result has 27.0 percent of original size [2021-06-11 11:22:41,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:41,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:22:41,239 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 11:22:41,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782476288] [2021-06-11 11:22:41,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1583092905] [2021-06-11 11:22:41,239 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 11:22:41,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:41,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-11 11:22:41,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:41,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:41,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:41,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:41,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:41,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:41,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:41,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:41,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:41,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:41,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:41,330 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 11:22:41,330 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-11 11:22:41,330 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 4 [2021-06-11 11:22:41,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626494300] [2021-06-11 11:22:41,331 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 11:22:41,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:41,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 11:22:41,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-11 11:22:41,332 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 11:22:41,332 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 11:22:41,332 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:41,332 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 11:22:41,332 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:41,360 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 11:22:41,361 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-06-11 11:22:41,361 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:41,361 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-06-11 11:22:41,361 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-06-11 11:22:41,361 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([99] thread2EXIT-->L81: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][26], [23#L81true, 9#L62true, 10#L49true, 42#true, 76#(<= (+ i2 1) i1), Black: 44#(= s2 s1)]) [2021-06-11 11:22:41,361 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-06-11 11:22:41,361 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-06-11 11:22:41,361 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:41,362 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:41,368 INFO L129 PetriNetUnfolder]: 34/72 cut-off events. [2021-06-11 11:22:41,368 INFO L130 PetriNetUnfolder]: For 11/21 co-relation queries the response was YES. [2021-06-11 11:22:41,369 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 11:22:41,369 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 7 selfloop transitions, 12 changer transitions 0/31 dead transitions. [2021-06-11 11:22:41,369 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 25 places, 31 transitions, 151 flow [2021-06-11 11:22:41,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 11:22:41,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 11:22:41,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 104 transitions. [2021-06-11 11:22:41,372 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7647058823529411 [2021-06-11 11:22:41,372 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 104 transitions. [2021-06-11 11:22:41,372 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 104 transitions. [2021-06-11 11:22:41,372 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:41,372 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 104 transitions. [2021-06-11 11:22:41,373 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 11:22:41,373 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 11:22:41,374 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 11:22:41,374 INFO L185 Difference]: Start difference. First operand has 22 places, 22 transitions, 77 flow. Second operand 4 states and 104 transitions. [2021-06-11 11:22:41,374 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 25 places, 31 transitions, 151 flow [2021-06-11 11:22:41,374 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 11:22:41,375 INFO L241 Difference]: Finished difference. Result has 27 places, 29 transitions, 160 flow [2021-06-11 11:22:41,375 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 11:22:41,375 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 0 predicate places. [2021-06-11 11:22:41,375 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:41,376 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 27 places, 29 transitions, 160 flow [2021-06-11 11:22:41,376 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 27 places, 29 transitions, 160 flow [2021-06-11 11:22:41,376 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 27 places, 29 transitions, 160 flow [2021-06-11 11:22:41,380 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][11], [Black: 76#(<= (+ i2 1) i1), Black: 47#true, 18#L36true, 21#L79true, 54#(<= i2 i1), 9#L62true, 10#L49true, 29#L23true, Black: 44#(= s2 s1)]) [2021-06-11 11:22:41,380 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-06-11 11:22:41,380 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-06-11 11:22:41,380 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:41,380 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-06-11 11:22:41,381 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([99] thread2EXIT-->L81: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][15], [Black: 54#(<= i2 i1), Black: 47#true, 23#L81true, 9#L62true, 10#L49true, 76#(<= (+ i2 1) i1), Black: 44#(= s2 s1)]) [2021-06-11 11:22:41,381 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-06-11 11:22:41,381 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:41,381 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-06-11 11:22:41,381 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:41,382 INFO L129 PetriNetUnfolder]: 34/72 cut-off events. [2021-06-11 11:22:41,382 INFO L130 PetriNetUnfolder]: For 34/54 co-relation queries the response was YES. [2021-06-11 11:22:41,383 INFO L84 FinitePrefix]: Finished finitePrefix Result has 182 conditions, 72 events. 34/72 cut-off events. For 34/54 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 163 event pairs, 0 based on Foata normal form. 3/67 useless extension candidates. Maximal degree in co-relation 140. Up to 39 conditions per place. [2021-06-11 11:22:41,383 INFO L151 LiptonReduction]: Number of co-enabled transitions 198 [2021-06-11 11:22:41,388 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:41,388 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:41,388 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 13 [2021-06-11 11:22:41,388 INFO L480 AbstractCegarLoop]: Abstraction has has 27 places, 29 transitions, 160 flow [2021-06-11 11:22:41,389 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 11:22:41,389 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:41,389 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 11:22:41,603 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-06-11 11:22:41,606 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:41,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:41,606 INFO L82 PathProgramCache]: Analyzing trace with hash 1072818718, now seen corresponding path program 1 times [2021-06-11 11:22:41,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:41,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119041624] [2021-06-11 11:22:41,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:41,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:41,653 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 11:22:41,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,660 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.8 percent of original size [2021-06-11 11:22:41,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:22:41,673 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-06-11 11:22:41,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,685 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 11:22:41,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119041624] [2021-06-11 11:22:41,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1920854949] [2021-06-11 11:22:41,685 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 11:22:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:41,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-11 11:22:41,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:41,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:41,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,743 INFO L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11 [2021-06-11 11:22:41,743 INFO L142 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size [2021-06-11 11:22:41,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:41,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:41,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:41,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:41,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:41,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:41,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:41,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:41,778 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,778 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 11:22:41,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:41,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:41,783 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:22:41,786 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:41,787 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:22:41,787 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:8 [2021-06-11 11:22:41,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:41,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:41,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:41,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:41,824 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 11:22:41,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:41,824 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2021-06-11 11:22:41,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208253265] [2021-06-11 11:22:41,824 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-11 11:22:41,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:41,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-11 11:22:41,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-06-11 11:22:41,825 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:22:41,825 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 11:22:41,825 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:41,825 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:22:41,825 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:41,906 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 11:22:41,906 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-06-11 11:22:41,907 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:41,907 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:41,907 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:41,919 INFO L129 PetriNetUnfolder]: 48/100 cut-off events. [2021-06-11 11:22:41,919 INFO L130 PetriNetUnfolder]: For 93/167 co-relation queries the response was YES. [2021-06-11 11:22:41,921 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 11:22:41,922 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 12 selfloop transitions, 13 changer transitions 0/37 dead transitions. [2021-06-11 11:22:41,922 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 37 transitions, 270 flow [2021-06-11 11:22:41,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 11:22:41,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 11:22:41,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 109 transitions. [2021-06-11 11:22:41,927 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6411764705882353 [2021-06-11 11:22:41,927 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 109 transitions. [2021-06-11 11:22:41,927 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 109 transitions. [2021-06-11 11:22:41,928 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:41,929 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 109 transitions. [2021-06-11 11:22:41,930 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 11:22:41,932 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 11:22:41,932 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 11:22:41,932 INFO L185 Difference]: Start difference. First operand has 27 places, 29 transitions, 160 flow. Second operand 5 states and 109 transitions. [2021-06-11 11:22:41,932 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 31 places, 37 transitions, 270 flow [2021-06-11 11:22:41,935 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 11:22:41,936 INFO L241 Difference]: Finished difference. Result has 33 places, 37 transitions, 276 flow [2021-06-11 11:22:41,936 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 11:22:41,936 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 6 predicate places. [2021-06-11 11:22:41,936 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:41,937 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 33 places, 37 transitions, 276 flow [2021-06-11 11:22:41,937 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 33 places, 37 transitions, 276 flow [2021-06-11 11:22:41,937 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 33 places, 37 transitions, 276 flow [2021-06-11 11:22:41,946 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][15], [Black: 76#(<= (+ i2 1) i1), Black: 47#true, 18#L36true, 99#true, 21#L79true, 54#(<= i2 i1), 9#L62true, 10#L49true, Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 29#L23true, Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 44#(= s2 s1)]) [2021-06-11 11:22:41,946 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-06-11 11:22:41,946 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:41,946 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:41,946 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:41,947 INFO L382 tUnfolder$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[][18], [Black: 54#(<= i2 i1), Black: 47#true, 99#true, 23#L81true, 9#L62true, 10#L49true, Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 76#(<= (+ i2 1) i1), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), Black: 44#(= s2 s1)]) [2021-06-11 11:22:41,947 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 11:22:41,947 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:41,947 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:41,947 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:41,951 INFO L129 PetriNetUnfolder]: 48/100 cut-off events. [2021-06-11 11:22:41,951 INFO L130 PetriNetUnfolder]: For 137/200 co-relation queries the response was YES. [2021-06-11 11:22:41,951 INFO L84 FinitePrefix]: Finished finitePrefix Result has 323 conditions, 100 events. 48/100 cut-off events. For 137/200 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 284 event pairs, 0 based on Foata normal form. 4/91 useless extension candidates. Maximal degree in co-relation 268. Up to 55 conditions per place. [2021-06-11 11:22:41,953 INFO L151 LiptonReduction]: Number of co-enabled transitions 288 [2021-06-11 11:22:41,955 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:41,955 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:41,956 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 20 [2021-06-11 11:22:41,958 INFO L480 AbstractCegarLoop]: Abstraction has has 33 places, 37 transitions, 276 flow [2021-06-11 11:22:41,958 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 11:22:41,958 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:41,958 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 11:22:42,177 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:42,177 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:42,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:42,178 INFO L82 PathProgramCache]: Analyzing trace with hash 289047368, now seen corresponding path program 1 times [2021-06-11 11:22:42,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:42,178 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166196199] [2021-06-11 11:22:42,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:42,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:22:42,219 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 11:22:42,219 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166196199] [2021-06-11 11:22:42,219 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1306173702] [2021-06-11 11:22:42,219 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 11:22:42,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:42,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-11 11:22:42,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:42,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:42,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:42,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:42,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:42,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:42,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:42,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:42,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:42,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:42,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:42,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,331 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 11:22:42,331 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-11 11:22:42,331 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 4 [2021-06-11 11:22:42,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600785929] [2021-06-11 11:22:42,331 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 11:22:42,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:42,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 11:22:42,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-11 11:22:42,333 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 11:22:42,334 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 11:22:42,334 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:42,334 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 11:22:42,334 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:42,360 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][17], [Black: 76#(<= (+ i2 1) i1), Black: 47#true, 99#true, 9#L62true, 10#L49true, Black: 44#(= s2 s1), 18#L36true, 21#L79true, 54#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 29#L23true, 158#true]) [2021-06-11 11:22:42,360 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-06-11 11:22:42,360 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:42,360 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:42,361 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:42,366 INFO L129 PetriNetUnfolder]: 63/129 cut-off events. [2021-06-11 11:22:42,366 INFO L130 PetriNetUnfolder]: For 236/354 co-relation queries the response was YES. [2021-06-11 11:22:42,367 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 11:22:42,368 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 21 selfloop transitions, 13 changer transitions 0/46 dead transitions. [2021-06-11 11:22:42,368 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 36 places, 46 transitions, 408 flow [2021-06-11 11:22:42,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 11:22:42,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 11:22:42,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 104 transitions. [2021-06-11 11:22:42,370 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7647058823529411 [2021-06-11 11:22:42,370 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 104 transitions. [2021-06-11 11:22:42,370 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 104 transitions. [2021-06-11 11:22:42,370 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:42,370 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 104 transitions. [2021-06-11 11:22:42,370 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 11:22:42,371 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 11:22:42,371 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 11:22:42,371 INFO L185 Difference]: Start difference. First operand has 33 places, 37 transitions, 276 flow. Second operand 4 states and 104 transitions. [2021-06-11 11:22:42,372 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 36 places, 46 transitions, 408 flow [2021-06-11 11:22:42,376 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 11:22:42,377 INFO L241 Difference]: Finished difference. Result has 37 places, 44 transitions, 358 flow [2021-06-11 11:22:42,378 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 11:22:42,378 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 10 predicate places. [2021-06-11 11:22:42,378 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:42,378 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 37 places, 44 transitions, 358 flow [2021-06-11 11:22:42,378 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 37 places, 44 transitions, 358 flow [2021-06-11 11:22:42,379 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 37 places, 44 transitions, 358 flow [2021-06-11 11:22:42,383 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][21], [Black: 76#(<= (+ i2 1) i1), Black: 47#true, 9#L62true, 10#L49true, 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 11:22:42,384 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-06-11 11:22:42,384 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:42,384 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:42,384 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:42,385 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([99] thread2EXIT-->L81: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][25], [Black: 54#(<= i2 i1), Black: 184#(<= (+ i1 1) i2), Black: 47#true, 23#L81true, 9#L62true, 10#L49true, Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 76#(<= (+ i2 1) i1), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 158#true, Black: 44#(= s2 s1), Black: 165#(<= i1 i2)]) [2021-06-11 11:22:42,385 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 11:22:42,385 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:42,385 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:42,385 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:42,392 INFO L129 PetriNetUnfolder]: 63/128 cut-off events. [2021-06-11 11:22:42,392 INFO L130 PetriNetUnfolder]: For 243/278 co-relation queries the response was YES. [2021-06-11 11:22:42,393 INFO L84 FinitePrefix]: Finished finitePrefix Result has 421 conditions, 128 events. 63/128 cut-off events. For 243/278 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 391 event pairs, 0 based on Foata normal form. 6/118 useless extension candidates. Maximal degree in co-relation 346. Up to 56 conditions per place. [2021-06-11 11:22:42,394 INFO L151 LiptonReduction]: Number of co-enabled transitions 348 [2021-06-11 11:22:42,397 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:42,397 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:42,397 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 19 [2021-06-11 11:22:42,397 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 44 transitions, 358 flow [2021-06-11 11:22:42,397 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 11:22:42,397 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:42,398 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 11:22:42,616 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:42,617 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:42,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:42,617 INFO L82 PathProgramCache]: Analyzing trace with hash -49761702, now seen corresponding path program 2 times [2021-06-11 11:22:42,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:42,617 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101320589] [2021-06-11 11:22:42,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:42,637 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 11:22:42,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:42,642 INFO L142 QuantifierPusher]: treesize reduction 27, result has 12.9 percent of original size [2021-06-11 11:22:42,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:22:42,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 11:22:42,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:22:42,649 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 11:22:42,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101320589] [2021-06-11 11:22:42,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [503688134] [2021-06-11 11:22:42,649 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 11:22:42,678 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 11:22:42,679 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:22:42,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-11 11:22:42,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:42,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:42,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:42,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:42,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:42,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:42,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:42,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:42,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:42,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:42,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:42,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:42,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:42,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:42,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:42,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:42,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:42,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:42,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:42,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:42,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:42,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:42,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:42,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:42,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:42,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:42,742 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 11:22:42,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:42,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 4] total 7 [2021-06-11 11:22:42,742 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748239552] [2021-06-11 11:22:42,742 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-11 11:22:42,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:42,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-11 11:22:42,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-06-11 11:22:42,743 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 34 [2021-06-11 11:22:42,744 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 11:22:42,744 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:42,744 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 34 [2021-06-11 11:22:42,744 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:42,821 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 11:22:42,822 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:42,822 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:42,822 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:42,822 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:42,824 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([99] thread2EXIT-->L81: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][50], [Black: 54#(<= i2 i1), Black: 47#true, 9#L62true, 10#L49true, 76#(<= (+ i2 1) i1), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), Black: 44#(= s2 s1), Black: 165#(<= i1 i2), Black: 184#(<= (+ i1 1) i2), 23#L81true, Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 158#true]) [2021-06-11 11:22:42,824 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 11:22:42,824 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:22:42,824 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:42,824 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:22:42,842 INFO L129 PetriNetUnfolder]: 121/240 cut-off events. [2021-06-11 11:22:42,842 INFO L130 PetriNetUnfolder]: For 548/668 co-relation queries the response was YES. [2021-06-11 11:22:42,843 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 11:22:42,847 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 12 selfloop transitions, 52 changer transitions 0/76 dead transitions. [2021-06-11 11:22:42,847 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 76 transitions, 802 flow [2021-06-11 11:22:42,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-11 11:22:42,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-11 11:22:42,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 238 transitions. [2021-06-11 11:22:42,848 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7 [2021-06-11 11:22:42,848 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 238 transitions. [2021-06-11 11:22:42,848 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 238 transitions. [2021-06-11 11:22:42,849 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:42,849 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 238 transitions. [2021-06-11 11:22:42,849 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 11:22:42,851 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 11:22:42,851 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 11:22:42,851 INFO L185 Difference]: Start difference. First operand has 37 places, 44 transitions, 358 flow. Second operand 10 states and 238 transitions. [2021-06-11 11:22:42,851 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 76 transitions, 802 flow [2021-06-11 11:22:42,853 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 11:22:42,855 INFO L241 Difference]: Finished difference. Result has 49 places, 74 transitions, 807 flow [2021-06-11 11:22:42,855 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 11:22:42,855 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 22 predicate places. [2021-06-11 11:22:42,855 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:42,855 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 74 transitions, 807 flow [2021-06-11 11:22:42,856 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 74 transitions, 807 flow [2021-06-11 11:22:42,856 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 49 places, 74 transitions, 807 flow [2021-06-11 11:22:42,880 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][41], [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))), 21#L79true, Black: 218#(<= i2 i1), 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 11:22:42,880 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:42,880 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:42,880 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:42,880 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:42,881 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] thread1EXIT-->L80: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][59], [Black: 54#(<= i2 i1), Black: 47#true, 5#L80true, 9#L62true, 10#L49true, 76#(<= (+ i2 1) i1), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), Black: 44#(= s2 s1), Black: 165#(<= i1 i2), Black: 184#(<= (+ i1 1) i2), 18#L36true, Black: 214#(not (= i1 (+ i2 1))), Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 158#true]) [2021-06-11 11:22:42,881 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:42,881 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:42,881 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:42,881 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:42,885 INFO L129 PetriNetUnfolder]: 120/240 cut-off events. [2021-06-11 11:22:42,885 INFO L130 PetriNetUnfolder]: For 530/580 co-relation queries the response was YES. [2021-06-11 11:22:42,885 INFO L84 FinitePrefix]: Finished finitePrefix Result has 984 conditions, 240 events. 120/240 cut-off events. For 530/580 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 958 event pairs, 0 based on Foata normal form. 7/228 useless extension candidates. Maximal degree in co-relation 854. Up to 122 conditions per place. [2021-06-11 11:22:42,887 INFO L151 LiptonReduction]: Number of co-enabled transitions 648 [2021-06-11 11:22:42,893 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:42,893 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:42,893 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 38 [2021-06-11 11:22:42,893 INFO L480 AbstractCegarLoop]: Abstraction has has 49 places, 74 transitions, 807 flow [2021-06-11 11:22:42,893 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 11:22:42,894 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:42,894 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 11:22:43,108 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:43,109 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:43,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:43,109 INFO L82 PathProgramCache]: Analyzing trace with hash 497726725, now seen corresponding path program 1 times [2021-06-11 11:22:43,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:43,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664209719] [2021-06-11 11:22:43,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:43,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:43,125 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 11:22:43,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:43,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:43,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:43,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:22:43,141 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 11:22:43,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664209719] [2021-06-11 11:22:43,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1592525432] [2021-06-11 11:22:43,141 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 11:22:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:43,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-11 11:22:43,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:43,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:43,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:43,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:43,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:43,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:43,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:43,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:43,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:43,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:43,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:43,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:43,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:43,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:43,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:43,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:43,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:43,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:43,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:43,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:43,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:43,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:43,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:43,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,233 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 11:22:43,233 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-11 11:22:43,233 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 7 [2021-06-11 11:22:43,234 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383655196] [2021-06-11 11:22:43,234 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-11 11:22:43,234 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:43,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-11 11:22:43,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-06-11 11:22:43,235 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 11:22:43,235 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 11:22:43,235 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:43,235 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 11:22:43,235 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:43,265 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 11:22:43,265 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:43,265 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:43,265 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:43,265 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:43,275 INFO L129 PetriNetUnfolder]: 144/289 cut-off events. [2021-06-11 11:22:43,275 INFO L130 PetriNetUnfolder]: For 840/946 co-relation queries the response was YES. [2021-06-11 11:22:43,276 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 11:22:43,278 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 30 selfloop transitions, 48 changer transitions 0/90 dead transitions. [2021-06-11 11:22:43,278 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 90 transitions, 1161 flow [2021-06-11 11:22:43,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 11:22:43,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 11:22:43,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 131 transitions. [2021-06-11 11:22:43,279 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7705882352941177 [2021-06-11 11:22:43,279 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 131 transitions. [2021-06-11 11:22:43,279 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 131 transitions. [2021-06-11 11:22:43,279 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:43,279 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 131 transitions. [2021-06-11 11:22:43,280 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 11:22:43,280 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 11:22:43,280 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 11:22:43,280 INFO L185 Difference]: Start difference. First operand has 49 places, 74 transitions, 807 flow. Second operand 5 states and 131 transitions. [2021-06-11 11:22:43,280 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 90 transitions, 1161 flow [2021-06-11 11:22:43,284 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 11:22:43,286 INFO L241 Difference]: Finished difference. Result has 54 places, 88 transitions, 1005 flow [2021-06-11 11:22:43,286 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 11:22:43,287 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 27 predicate places. [2021-06-11 11:22:43,287 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:43,287 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 54 places, 88 transitions, 1005 flow [2021-06-11 11:22:43,287 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 54 places, 88 transitions, 1005 flow [2021-06-11 11:22:43,287 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 88 transitions, 1005 flow [2021-06-11 11:22:43,297 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][8], [Black: 76#(<= (+ i2 1) i1), Black: 47#true, 9#L62true, 10#L49true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 44#(= s2 s1), Black: 165#(<= i1 i2), Black: 184#(<= (+ i1 1) i2), Black: 288#(<= i1 i2), 18#L36true, Black: 301#(<= i1 (+ i2 1)), Black: 214#(not (= i1 (+ i2 1))), Black: 218#(<= i2 i1), 21#L79true, 54#(<= i2 i1), 279#true, Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 29#L23true, Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 158#true]) [2021-06-11 11:22:43,297 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:43,297 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:43,297 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:43,297 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:43,303 INFO L129 PetriNetUnfolder]: 141/282 cut-off events. [2021-06-11 11:22:43,303 INFO L130 PetriNetUnfolder]: For 889/936 co-relation queries the response was YES. [2021-06-11 11:22:43,304 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1196 conditions, 282 events. 141/282 cut-off events. For 889/936 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1217 event pairs, 0 based on Foata normal form. 7/265 useless extension candidates. Maximal degree in co-relation 1040. Up to 81 conditions per place. [2021-06-11 11:22:43,306 INFO L151 LiptonReduction]: Number of co-enabled transitions 768 [2021-06-11 11:22:43,317 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:43,317 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:43,317 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 30 [2021-06-11 11:22:43,319 INFO L480 AbstractCegarLoop]: Abstraction has has 54 places, 88 transitions, 1005 flow [2021-06-11 11:22:43,320 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 11:22:43,320 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:43,320 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 11:22:43,532 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-11 11:22:43,533 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:43,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:43,533 INFO L82 PathProgramCache]: Analyzing trace with hash 1280353494, now seen corresponding path program 3 times [2021-06-11 11:22:43,533 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:43,533 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381498] [2021-06-11 11:22:43,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:43,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:43,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 11:22:43,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:22:43,572 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 11:22:43,572 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381498] [2021-06-11 11:22:43,572 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1514350304] [2021-06-11 11:22:43,572 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:43,622 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-11 11:22:43,622 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:22:43,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-11 11:22:43,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:43,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:43,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:43,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:43,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:43,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:43,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:43,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:43,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:43,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:43,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:43,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:43,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:43,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:43,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:43,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:43,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:43,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:43,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:43,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:43,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:43,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:43,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:43,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:43,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:43,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:43,685 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 11:22:43,685 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:43,685 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 6 [2021-06-11 11:22:43,685 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824633701] [2021-06-11 11:22:43,685 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-11 11:22:43,685 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:43,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-11 11:22:43,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-06-11 11:22:43,686 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 11:22:43,687 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 11:22:43,687 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:43,687 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 11:22:43,687 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:43,766 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 11:22:43,766 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:43,766 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:43,766 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:43,766 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:43,783 INFO L129 PetriNetUnfolder]: 201/394 cut-off events. [2021-06-11 11:22:43,783 INFO L130 PetriNetUnfolder]: For 1562/1715 co-relation queries the response was YES. [2021-06-11 11:22:43,785 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 11:22:43,787 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 28 selfloop transitions, 81 changer transitions 0/121 dead transitions. [2021-06-11 11:22:43,787 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 121 transitions, 1669 flow [2021-06-11 11:22:43,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 11:22:43,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 11:22:43,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 236 transitions. [2021-06-11 11:22:43,788 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7712418300653595 [2021-06-11 11:22:43,788 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 236 transitions. [2021-06-11 11:22:43,788 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 236 transitions. [2021-06-11 11:22:43,789 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:43,789 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 236 transitions. [2021-06-11 11:22:43,789 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 11:22:43,790 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 11:22:43,790 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 11:22:43,790 INFO L185 Difference]: Start difference. First operand has 54 places, 88 transitions, 1005 flow. Second operand 9 states and 236 transitions. [2021-06-11 11:22:43,790 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 121 transitions, 1669 flow [2021-06-11 11:22:43,795 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 11:22:43,798 INFO L241 Difference]: Finished difference. Result has 64 places, 117 transitions, 1579 flow [2021-06-11 11:22:43,798 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 11:22:43,798 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 37 predicate places. [2021-06-11 11:22:43,798 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:43,798 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 117 transitions, 1579 flow [2021-06-11 11:22:43,798 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 64 places, 117 transitions, 1579 flow [2021-06-11 11:22:43,799 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 64 places, 117 transitions, 1579 flow [2021-06-11 11:22:43,812 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][101], [Black: 47#true, 9#L62true, 10#L49true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 44#(= s2 s1), Black: 165#(<= i1 i2), Black: 342#(<= i2 (+ i1 1)), Black: 184#(<= (+ i1 1) i2), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 288#(<= i1 i2), 18#L36true, Black: 301#(<= i1 (+ i2 1)), Black: 214#(not (= i1 (+ i2 1))), 21#L79true, Black: 218#(<= i2 i1), 54#(<= i2 i1), 279#true, 348#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 29#L23true, 158#true]) [2021-06-11 11:22:43,812 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:43,813 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:43,813 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:43,813 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:43,815 INFO L382 tUnfolder$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[][107], [Black: 54#(<= i2 i1), Black: 47#true, 5#L80true, 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: 342#(<= i2 (+ i1 1)), Black: 184#(<= (+ i1 1) i2), Black: 288#(<= i1 i2), 18#L36true, Black: 301#(<= i1 (+ i2 1)), Black: 348#(<= i2 i1), Black: 214#(not (= i1 (+ i2 1))), Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) 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)), 158#true]) [2021-06-11 11:22:43,815 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:43,815 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:43,816 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:43,816 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:43,826 INFO L129 PetriNetUnfolder]: 197/392 cut-off events. [2021-06-11 11:22:43,827 INFO L130 PetriNetUnfolder]: For 1519/1565 co-relation queries the response was YES. [2021-06-11 11:22:43,828 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1878 conditions, 392 events. 197/392 cut-off events. For 1519/1565 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 1880 event pairs, 0 based on Foata normal form. 4/369 useless extension candidates. Maximal degree in co-relation 1652. Up to 115 conditions per place. [2021-06-11 11:22:43,831 INFO L151 LiptonReduction]: Number of co-enabled transitions 1044 [2021-06-11 11:22:43,844 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:43,844 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:43,844 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 46 [2021-06-11 11:22:43,844 INFO L480 AbstractCegarLoop]: Abstraction has has 64 places, 117 transitions, 1579 flow [2021-06-11 11:22:43,844 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 11:22:43,845 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:43,845 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 11:22:44,060 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:44,060 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:44,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:44,061 INFO L82 PathProgramCache]: Analyzing trace with hash -1163697322, now seen corresponding path program 4 times [2021-06-11 11:22:44,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:44,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051389765] [2021-06-11 11:22:44,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:44,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:44,099 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 11:22:44,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:44,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:22:44,108 INFO L142 QuantifierPusher]: treesize reduction 11, result has 56.0 percent of original size [2021-06-11 11:22:44,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:44,115 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 11:22:44,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051389765] [2021-06-11 11:22:44,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1527060617] [2021-06-11 11:22:44,115 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 11:22:44,140 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-11 11:22:44,140 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:22:44,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-11 11:22:44,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:44,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,173 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-06-11 11:22:44,173 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.0 percent of original size [2021-06-11 11:22:44,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:44,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:44,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:44,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,185 INFO L147 QuantifierPusher]: treesize reduction 7, result has 82.1 percent of original size 32 [2021-06-11 11:22:44,187 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size [2021-06-11 11:22:44,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:44,188 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-06-11 11:22:44,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:44,189 INFO L147 QuantifierPusher]: treesize reduction 8, result has 70.4 percent of original size 19 [2021-06-11 11:22:44,189 INFO L142 QuantifierPusher]: treesize reduction 8, result has 70.4 percent of original size [2021-06-11 11:22:44,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:44,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:44,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:44,193 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 11:22:44,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:44,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:44,195 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 11:22:44,198 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,199 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 11:22:44,199 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:10 [2021-06-11 11:22:44,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:44,232 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 11:22:44,232 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:44,232 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 6 [2021-06-11 11:22:44,232 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678752839] [2021-06-11 11:22:44,232 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-11 11:22:44,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:44,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-11 11:22:44,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-06-11 11:22:44,234 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:22:44,234 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 11:22:44,234 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:44,234 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:22:44,234 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:44,323 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][18], [Black: 47#true, 9#L62true, 10#L49true, 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 44#(= s2 s1), Black: 165#(<= i1 i2), Black: 342#(<= i2 (+ i1 1)), Black: 184#(<= (+ i1 1) i2), Black: 288#(<= i1 i2), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 301#(<= i1 (+ i2 1)), 18#L36true, 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 218#(<= i2 i1), 21#L79true, 54#(<= i2 i1), 279#true, 348#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 29#L23true, 158#true]) [2021-06-11 11:22:44,323 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:44,323 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:44,323 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:44,323 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:44,335 INFO L382 tUnfolder$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: 342#(<= i2 (+ i1 1)), Black: 184#(<= (+ i1 1) i2), 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 11:22:44,335 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 11:22:44,335 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:22:44,335 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:44,335 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:22:44,349 INFO L129 PetriNetUnfolder]: 235/464 cut-off events. [2021-06-11 11:22:44,349 INFO L130 PetriNetUnfolder]: For 1779/1866 co-relation queries the response was YES. [2021-06-11 11:22:44,351 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 11:22:44,355 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 92 selfloop transitions, 33 changer transitions 0/137 dead transitions. [2021-06-11 11:22:44,355 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 137 transitions, 2089 flow [2021-06-11 11:22:44,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-11 11:22:44,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-11 11:22:44,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 154 transitions. [2021-06-11 11:22:44,356 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6470588235294118 [2021-06-11 11:22:44,356 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 154 transitions. [2021-06-11 11:22:44,356 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 154 transitions. [2021-06-11 11:22:44,356 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:44,356 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 154 transitions. [2021-06-11 11:22:44,356 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 11:22:44,357 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 11:22:44,358 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 11:22:44,358 INFO L185 Difference]: Start difference. First operand has 64 places, 117 transitions, 1579 flow. Second operand 7 states and 154 transitions. [2021-06-11 11:22:44,358 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 137 transitions, 2089 flow [2021-06-11 11:22:44,366 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 11:22:44,369 INFO L241 Difference]: Finished difference. Result has 71 places, 137 transitions, 1882 flow [2021-06-11 11:22:44,369 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 11:22:44,369 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 44 predicate places. [2021-06-11 11:22:44,369 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:44,370 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 71 places, 137 transitions, 1882 flow [2021-06-11 11:22:44,370 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 71 places, 137 transitions, 1882 flow [2021-06-11 11:22:44,371 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 71 places, 137 transitions, 1882 flow [2021-06-11 11:22:44,390 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][112], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 165#(<= i1 i2), Black: 342#(<= i2 (+ i1 1)), Black: 184#(<= (+ i1 1) i2), Black: 288#(<= i1 i2), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, Black: 301#(<= i1 (+ i2 1)), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 218#(<= i2 i1), 21#L79true, 279#true, Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 348#(<= i2 i1), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 29#L23true, 158#true, Black: 47#true, Black: 44#(= s2 s1), 54#(<= i2 i1)]) [2021-06-11 11:22:44,390 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:44,390 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:44,390 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:44,390 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-06-11 11:22:44,395 INFO L382 tUnfolder$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[][116], [5#L80true, 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: 165#(<= i1 i2), Black: 342#(<= i2 (+ i1 1)), Black: 184#(<= (+ i1 1) i2), Black: 288#(<= i1 i2), 18#L36true, 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, 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 11:22:44,395 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:44,395 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:44,395 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:44,395 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:44,404 INFO L129 PetriNetUnfolder]: 232/462 cut-off events. [2021-06-11 11:22:44,404 INFO L130 PetriNetUnfolder]: For 1766/1803 co-relation queries the response was YES. [2021-06-11 11:22:44,406 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2227 conditions, 462 events. 232/462 cut-off events. For 1766/1803 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 2308 event pairs, 0 based on Foata normal form. 4/438 useless extension candidates. Maximal degree in co-relation 1988. Up to 105 conditions per place. [2021-06-11 11:22:44,410 INFO L151 LiptonReduction]: Number of co-enabled transitions 1254 [2021-06-11 11:22:44,429 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:44,429 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:44,429 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 60 [2021-06-11 11:22:44,430 INFO L480 AbstractCegarLoop]: Abstraction has has 71 places, 137 transitions, 1882 flow [2021-06-11 11:22:44,430 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 11:22:44,430 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:44,430 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 11:22:44,646 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:44,646 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:44,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:44,647 INFO L82 PathProgramCache]: Analyzing trace with hash 1270276865, now seen corresponding path program 5 times [2021-06-11 11:22:44,647 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:44,647 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016176257] [2021-06-11 11:22:44,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:44,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:44,679 INFO L142 QuantifierPusher]: treesize reduction 37, result has 43.1 percent of original size [2021-06-11 11:22:44,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:22:44,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:44,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,709 INFO L147 QuantifierPusher]: treesize reduction 13, result has 60.6 percent of original size 20 [2021-06-11 11:22:44,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:22:44,732 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 11:22:44,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:44,743 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 11:22:44,744 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016176257] [2021-06-11 11:22:44,744 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [68743134] [2021-06-11 11:22:44,744 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 11:22:44,769 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-11 11:22:44,769 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:22:44,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-11 11:22:44,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:44,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:44,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:22:44,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,779 INFO L147 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size 14 [2021-06-11 11:22:44,779 INFO L142 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size [2021-06-11 11:22:44,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:44,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:44,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:44,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:44,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:44,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:44,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:44,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:44,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:44,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:44,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,794 INFO L147 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size 17 [2021-06-11 11:22:44,794 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.8 percent of original size [2021-06-11 11:22:44,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:44,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:44,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:44,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,803 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 11:22:44,804 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 11:22:44,804 INFO L147 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size 15 [2021-06-11 11:22:44,805 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size [2021-06-11 11:22:44,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:22:44,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:22:44,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,815 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-06-11 11:22:44,815 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.0 percent of original size [2021-06-11 11:22:44,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:44,816 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 11:22:44,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:44,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:22:44,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:44,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:44,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:22:44,828 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,829 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 11:22:44,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,830 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:44,833 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:44,834 INFO L142 QuantifierPusher]: treesize reduction 17, result has 76.1 percent of original size [2021-06-11 11:22:44,837 INFO L147 QuantifierPusher]: treesize reduction 2, result has 96.3 percent of original size 52 [2021-06-11 11:22:44,839 INFO L147 QuantifierPusher]: treesize reduction 2, result has 96.3 percent of original size 52 [2021-06-11 11:22:44,839 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.3 percent of original size [2021-06-11 11:22:44,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,840 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:22:44,854 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,856 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:22:44,856 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:52 [2021-06-11 11:22:44,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:44,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:44,924 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 11:22:44,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:44,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-06-11 11:22:44,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86659026] [2021-06-11 11:22:44,926 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-11 11:22:44,926 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:44,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-11 11:22:44,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-06-11 11:22:44,928 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:22:44,928 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 11:22:44,928 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:44,928 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:22:44,928 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:45,039 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][22], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), 462#true, Black: 165#(<= i1 i2), Black: 342#(<= i2 (+ i1 1)), Black: 184#(<= (+ i1 1) i2), Black: 288#(<= i1 i2), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 301#(<= i1 (+ i2 1)), 18#L36true, 403#true, Black: 214#(not (= i1 (+ i2 1))), 21#L79true, Black: 218#(<= i2 i1), 279#true, 348#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 29#L23true, 158#true, Black: 47#true, Black: 44#(= s2 s1), 54#(<= i2 i1)]) [2021-06-11 11:22:45,039 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:45,039 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:45,039 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:45,039 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:45,054 INFO L382 tUnfolder$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 11:22:45,054 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:22:45,054 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:22:45,054 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:22:45,054 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:45,064 INFO L129 PetriNetUnfolder]: 256/507 cut-off events. [2021-06-11 11:22:45,064 INFO L130 PetriNetUnfolder]: For 2008/2134 co-relation queries the response was YES. [2021-06-11 11:22:45,066 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 11:22:45,070 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 108 selfloop transitions, 29 changer transitions 0/149 dead transitions. [2021-06-11 11:22:45,070 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 149 transitions, 2348 flow [2021-06-11 11:22:45,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-11 11:22:45,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-06-11 11:22:45,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 175 transitions. [2021-06-11 11:22:45,071 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6433823529411765 [2021-06-11 11:22:45,071 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 175 transitions. [2021-06-11 11:22:45,071 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 175 transitions. [2021-06-11 11:22:45,071 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:45,071 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 175 transitions. [2021-06-11 11:22:45,072 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 11:22:45,072 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 11:22:45,072 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 11:22:45,072 INFO L185 Difference]: Start difference. First operand has 71 places, 137 transitions, 1882 flow. Second operand 8 states and 175 transitions. [2021-06-11 11:22:45,072 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 149 transitions, 2348 flow [2021-06-11 11:22:45,081 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 11:22:45,085 INFO L241 Difference]: Finished difference. Result has 78 places, 149 transitions, 2165 flow [2021-06-11 11:22:45,085 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 11:22:45,085 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 51 predicate places. [2021-06-11 11:22:45,085 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:45,085 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 149 transitions, 2165 flow [2021-06-11 11:22:45,085 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 78 places, 149 transitions, 2165 flow [2021-06-11 11:22:45,086 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 78 places, 149 transitions, 2165 flow [2021-06-11 11:22:45,104 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][6], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), 462#true, Black: 165#(<= i1 i2), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 342#(<= i2 (+ i1 1)), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 184#(<= (+ i1 1) i2), Black: 288#(<= i1 i2), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 18#L36true, Black: 301#(<= i1 (+ i2 1)), 403#true, Black: 214#(not (= i1 (+ i2 1))), 21#L79true, Black: 218#(<= i2 i1), 279#true, Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 348#(<= i2 i1), 29#L23true, Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 158#true, Black: 47#true, Black: 44#(= s2 s1), 54#(<= i2 i1)]) [2021-06-11 11:22:45,104 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:45,104 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:45,104 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:45,104 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:45,109 INFO L382 tUnfolder$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[][126], [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)), 462#true, 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 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: 348#(<= i2 i1), 18#L36true, 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, 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 11:22:45,110 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-06-11 11:22:45,110 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:45,110 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-06-11 11:22:45,110 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:45,119 INFO L129 PetriNetUnfolder]: 251/500 cut-off events. [2021-06-11 11:22:45,120 INFO L130 PetriNetUnfolder]: For 2011/2053 co-relation queries the response was YES. [2021-06-11 11:22:45,122 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2559 conditions, 500 events. 251/500 cut-off events. For 2011/2053 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 2573 event pairs, 0 based on Foata normal form. 5/475 useless extension candidates. Maximal degree in co-relation 2308. Up to 117 conditions per place. [2021-06-11 11:22:45,126 INFO L151 LiptonReduction]: Number of co-enabled transitions 1386 [2021-06-11 11:22:45,143 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:45,143 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:45,144 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 59 [2021-06-11 11:22:45,144 INFO L480 AbstractCegarLoop]: Abstraction has has 78 places, 149 transitions, 2165 flow [2021-06-11 11:22:45,144 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 11:22:45,144 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:45,144 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 11:22:45,356 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-06-11 11:22:45,357 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:45,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:45,357 INFO L82 PathProgramCache]: Analyzing trace with hash 652897947, now seen corresponding path program 1 times [2021-06-11 11:22:45,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:45,357 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291599054] [2021-06-11 11:22:45,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:45,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:45,402 INFO L142 QuantifierPusher]: treesize reduction 38, result has 25.5 percent of original size [2021-06-11 11:22:45,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,408 INFO L142 QuantifierPusher]: treesize reduction 18, result has 59.1 percent of original size [2021-06-11 11:22:45,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:45,418 INFO L142 QuantifierPusher]: treesize reduction 40, result has 57.9 percent of original size [2021-06-11 11:22:45,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-11 11:22:45,438 INFO L142 QuantifierPusher]: treesize reduction 28, result has 48.1 percent of original size [2021-06-11 11:22:45,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:45,448 INFO L142 QuantifierPusher]: treesize reduction 8, result has 74.2 percent of original size [2021-06-11 11:22:45,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 11:22:45,463 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 11:22:45,463 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291599054] [2021-06-11 11:22:45,463 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1205122364] [2021-06-11 11:22:45,463 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) [2021-06-11 11:22:45,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:45,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-11 11:22:45,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:45,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:45,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,509 INFO L147 QuantifierPusher]: treesize reduction 7, result has 77.4 percent of original size 24 [2021-06-11 11:22:45,509 INFO L142 QuantifierPusher]: treesize reduction 7, result has 78.1 percent of original size [2021-06-11 11:22:45,510 INFO L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-06-11 11:22:45,511 INFO L142 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-06-11 11:22:45,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:45,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:45,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:45,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:45,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:45,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:45,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:45,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:45,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:45,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:45,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,523 INFO L147 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size 17 [2021-06-11 11:22:45,523 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.8 percent of original size [2021-06-11 11:22:45,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:45,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:45,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:45,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,532 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 11:22:45,537 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 11:22:45,538 INFO L147 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size 15 [2021-06-11 11:22:45,538 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size [2021-06-11 11:22:45,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:22:45,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:22:45,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:45,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:45,549 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 11:22:45,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:45,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:22:45,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:45,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:45,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:22:45,561 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,561 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 11:22:45,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,562 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:45,563 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:45,564 INFO L142 QuantifierPusher]: treesize reduction 18, result has 76.3 percent of original size [2021-06-11 11:22:45,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,568 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:22:45,586 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,588 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:22:45,588 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:54 [2021-06-11 11:22:45,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:45,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:22:45,642 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 11:22:45,642 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:45,642 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-06-11 11:22:45,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182948610] [2021-06-11 11:22:45,642 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-11 11:22:45,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:45,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-11 11:22:45,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-06-11 11:22:45,643 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:22:45,643 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 11:22:45,643 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:45,643 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:22:45,643 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:45,769 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][25], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), 462#true, Black: 165#(<= i1 i2), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 342#(<= i2 (+ i1 1)), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 184#(<= (+ i1 1) i2), Black: 288#(<= i1 i2), Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), 529#true, Black: 301#(<= i1 (+ i2 1)), 18#L36true, 403#true, Black: 214#(not (= i1 (+ i2 1))), 21#L79true, Black: 218#(<= i2 i1), 279#true, 348#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 29#L23true, 158#true, Black: 47#true, Black: 44#(= s2 s1), 54#(<= i2 i1)]) [2021-06-11 11:22:45,770 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:45,770 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:45,770 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:45,770 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:45,785 INFO L382 tUnfolder$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: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 184#(<= (+ i1 1) i2), 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 11:22:45,785 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:22:45,785 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:22:45,786 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:22:45,786 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:45,795 INFO L129 PetriNetUnfolder]: 270/534 cut-off events. [2021-06-11 11:22:45,795 INFO L130 PetriNetUnfolder]: For 2339/2569 co-relation queries the response was YES. [2021-06-11 11:22:45,797 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 11:22:45,801 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 112 selfloop transitions, 33 changer transitions 0/157 dead transitions. [2021-06-11 11:22:45,801 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 157 transitions, 2553 flow [2021-06-11 11:22:45,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 11:22:45,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 11:22:45,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 197 transitions. [2021-06-11 11:22:45,802 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6437908496732027 [2021-06-11 11:22:45,802 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 197 transitions. [2021-06-11 11:22:45,802 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 197 transitions. [2021-06-11 11:22:45,802 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:45,802 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 197 transitions. [2021-06-11 11:22:45,802 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 11:22:45,803 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 11:22:45,803 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 11:22:45,803 INFO L185 Difference]: Start difference. First operand has 78 places, 149 transitions, 2165 flow. Second operand 9 states and 197 transitions. [2021-06-11 11:22:45,803 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 157 transitions, 2553 flow [2021-06-11 11:22:45,811 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 11:22:45,814 INFO L241 Difference]: Finished difference. Result has 84 places, 157 transitions, 2299 flow [2021-06-11 11:22:45,814 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 11:22:45,814 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 57 predicate places. [2021-06-11 11:22:45,814 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:45,814 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 84 places, 157 transitions, 2299 flow [2021-06-11 11:22:45,814 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 84 places, 157 transitions, 2299 flow [2021-06-11 11:22:45,815 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 84 places, 157 transitions, 2299 flow [2021-06-11 11:22:45,832 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][3], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 165#(<= i1 i2), Black: 342#(<= i2 (+ i1 1)), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 184#(<= (+ i1 1) i2), 529#true, Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 288#(<= i1 i2), 18#L36true, Black: 301#(<= i1 (+ i2 1)), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), 21#L79true, Black: 218#(<= i2 i1), 279#true, 348#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), 29#L23true, Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 158#true, Black: 47#true, Black: 44#(= s2 s1), 54#(<= i2 i1)]) [2021-06-11 11:22:45,832 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:45,832 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:45,832 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:45,832 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:45,837 INFO L382 tUnfolder$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[][139], [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: 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), 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), Black: 268#(and (< i2 n) (<= (+ i2 1) 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)), 158#true, Black: 54#(<= i2 i1), Black: 47#true, Black: 44#(= s2 s1)]) [2021-06-11 11:22:45,837 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:45,837 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:45,837 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:45,837 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:45,846 INFO L129 PetriNetUnfolder]: 263/523 cut-off events. [2021-06-11 11:22:45,846 INFO L130 PetriNetUnfolder]: For 2222/2301 co-relation queries the response was YES. [2021-06-11 11:22:45,848 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2703 conditions, 523 events. 263/523 cut-off events. For 2222/2301 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 2727 event pairs, 0 based on Foata normal form. 5/496 useless extension candidates. Maximal degree in co-relation 2446. Up to 125 conditions per place. [2021-06-11 11:22:45,852 INFO L151 LiptonReduction]: Number of co-enabled transitions 1470 [2021-06-11 11:22:45,858 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:45,858 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:45,859 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 45 [2021-06-11 11:22:45,859 INFO L480 AbstractCegarLoop]: Abstraction has has 84 places, 157 transitions, 2299 flow [2021-06-11 11:22:45,859 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 11:22:45,859 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:45,859 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 11:22:46,068 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:46,069 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:46,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:46,069 INFO L82 PathProgramCache]: Analyzing trace with hash -908585765, now seen corresponding path program 2 times [2021-06-11 11:22:46,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:46,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465282171] [2021-06-11 11:22:46,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:46,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:46,096 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-06-11 11:22:46,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:22:46,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,108 INFO L147 QuantifierPusher]: treesize reduction 13, result has 60.6 percent of original size 20 [2021-06-11 11:22:46,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:22:46,128 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 11:22:46,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:46,135 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 11:22:46,135 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465282171] [2021-06-11 11:22:46,135 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1176796054] [2021-06-11 11:22:46,135 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 11:22:46,164 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 11:22:46,164 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:22:46,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-11 11:22:46,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:46,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:22:46,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:46,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:46,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:46,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:22:46,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:46,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:46,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:46,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,198 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 11:22:46,198 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 11:22:46,199 INFO L147 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size 15 [2021-06-11 11:22:46,199 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size [2021-06-11 11:22:46,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:22:46,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:22:46,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:46,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:46,212 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 11:22:46,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:46,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:22:46,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:46,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:46,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:22:46,224 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,224 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 11:22:46,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,225 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:46,226 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:46,227 INFO L142 QuantifierPusher]: treesize reduction 18, result has 76.3 percent of original size [2021-06-11 11:22:46,228 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.8 percent of original size 56 [2021-06-11 11:22:46,229 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.8 percent of original size 56 [2021-06-11 11:22:46,229 INFO L142 QuantifierPusher]: treesize reduction -1, result has 101.8 percent of original size [2021-06-11 11:22:46,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,230 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:22:46,246 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,247 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:22:46,247 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:56 [2021-06-11 11:22:46,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:46,298 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 11:22:46,298 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:46,298 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-06-11 11:22:46,298 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365558462] [2021-06-11 11:22:46,299 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-11 11:22:46,299 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:46,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-11 11:22:46,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-06-11 11:22:46,299 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:22:46,299 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 11:22:46,299 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:46,300 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:22:46,300 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:46,442 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L62-->L62: Formula: (and (= v_s2_15 (+ v_s2_16 v_t22_9)) (= (+ v_i2_36 1) v_i2_35) (< v_i2_36 v_n_20) (= (select v_x_21 v_i2_35) v_t22_9)) InVars {s2=v_s2_16, n=v_n_20, x=v_x_21, i2=v_i2_36} OutVars{s2=v_s2_15, n=v_n_20, t22=v_t22_9, x=v_x_21, i2=v_i2_35} AuxVars[] AssignedVars[s2, t22, i2][22], [9#L62true, 10#L49true, Black: 407#(or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 457#(and (or (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))) (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)), 268#(and (< i2 n) (<= (+ i2 1) i1)), Black: 428#(and (= i2 1) (= s2 s1) (= i1 1)), Black: 496#(or (and (not (= i2 1)) (or (not (= i1 1)) (= (mod s1 (- 2)) 0)) (or (= s2 s1) (not (= i2 i1)))) (and (or (not (= i1 1)) (= (+ s1 (* 2 (div s2 (- 2)))) 0)) (or (= s2 s1) (not (= i2 i1))) (= (mod s2 (- 2)) 0))), Black: 165#(<= i1 i2), Black: 342#(<= i2 (+ i1 1)), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), Black: 184#(<= (+ i1 1) i2), 529#true, Black: 396#(and (not (= i2 i1)) (<= i2 i1) (< i2 n)), Black: 288#(<= i1 i2), 18#L36true, Black: 301#(<= i1 (+ i2 1)), 403#true, Black: 214#(not (= i1 (+ i2 1))), Black: 568#(and (= (+ (select x 1) (select x i2)) s2) (= (select x 1) s1)), 21#L79true, Black: 572#(or (and (or (not (= i2 1)) (= (+ s2 (* 2 (div s1 2))) (* 2 s1))) (= (mod s1 2) 0) (or (= s2 s1) (not (= i2 i1)))) (and (not (= i1 1)) (or (not (= i2 1)) (= 0 (mod s2 2))) (or (= s2 s1) (not (= i2 i1))))), Black: 218#(<= i2 i1), 598#true, 279#true, 348#(<= i2 i1), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1))), Black: 154#(and (= s2 i2) (<= (+ (select x i1) i2) s1) (<= s1 (+ (select x i1) i2)) (= s2 0)), 29#L23true, 158#true, Black: 47#true, Black: 44#(= s2 s1), 54#(<= i2 i1)]) [2021-06-11 11:22:46,442 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:46,442 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:46,442 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:46,442 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:46,459 INFO L382 tUnfolder$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 11:22:46,459 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:22:46,459 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:22:46,459 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:22:46,459 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:46,471 INFO L129 PetriNetUnfolder]: 277/549 cut-off events. [2021-06-11 11:22:46,471 INFO L130 PetriNetUnfolder]: For 2501/2646 co-relation queries the response was YES. [2021-06-11 11:22:46,473 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 11:22:46,477 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 116 selfloop transitions, 33 changer transitions 0/161 dead transitions. [2021-06-11 11:22:46,477 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 161 transitions, 2667 flow [2021-06-11 11:22:46,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 11:22:46,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 11:22:46,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 197 transitions. [2021-06-11 11:22:46,478 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6437908496732027 [2021-06-11 11:22:46,478 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 197 transitions. [2021-06-11 11:22:46,478 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 197 transitions. [2021-06-11 11:22:46,478 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:46,479 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 197 transitions. [2021-06-11 11:22:46,479 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 11:22:46,479 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 11:22:46,480 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 11:22:46,480 INFO L185 Difference]: Start difference. First operand has 84 places, 157 transitions, 2299 flow. Second operand 9 states and 197 transitions. [2021-06-11 11:22:46,480 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 161 transitions, 2667 flow [2021-06-11 11:22:46,489 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 11:22:46,491 INFO L241 Difference]: Finished difference. Result has 87 places, 161 transitions, 2377 flow [2021-06-11 11:22:46,492 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 11:22:46,492 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 60 predicate places. [2021-06-11 11:22:46,492 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:46,492 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 87 places, 161 transitions, 2377 flow [2021-06-11 11:22:46,492 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 87 places, 161 transitions, 2377 flow [2021-06-11 11:22:46,493 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 87 places, 161 transitions, 2377 flow [2021-06-11 11:22:46,508 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][6], [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: 184#(<= (+ i1 1) i2), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), 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)), 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)))), 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 11:22:46,508 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:46,508 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:46,508 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:46,509 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:46,516 INFO L382 tUnfolder$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[][139], [5#L80true, 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), 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))))), 598#true, 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: 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 11:22:46,516 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-06-11 11:22:46,516 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:46,516 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-06-11 11:22:46,516 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:46,525 INFO L129 PetriNetUnfolder]: 269/538 cut-off events. [2021-06-11 11:22:46,525 INFO L130 PetriNetUnfolder]: For 2395/2455 co-relation queries the response was YES. [2021-06-11 11:22:46,527 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2788 conditions, 538 events. 269/538 cut-off events. For 2395/2455 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 2829 event pairs, 0 based on Foata normal form. 5/512 useless extension candidates. Maximal degree in co-relation 2524. Up to 133 conditions per place. [2021-06-11 11:22:46,531 INFO L151 LiptonReduction]: Number of co-enabled transitions 1512 [2021-06-11 11:22:46,538 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:46,538 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:46,538 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 46 [2021-06-11 11:22:46,539 INFO L480 AbstractCegarLoop]: Abstraction has has 87 places, 161 transitions, 2377 flow [2021-06-11 11:22:46,539 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 11:22:46,539 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:46,539 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 11:22:46,752 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:46,753 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:46,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:46,753 INFO L82 PathProgramCache]: Analyzing trace with hash 873048845, now seen corresponding path program 2 times [2021-06-11 11:22:46,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:46,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806240435] [2021-06-11 11:22:46,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:46,781 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-06-11 11:22:46,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,786 INFO L142 QuantifierPusher]: treesize reduction 18, result has 60.0 percent of original size [2021-06-11 11:22:46,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 11:22:46,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 11:22:46,801 INFO L142 QuantifierPusher]: treesize reduction 28, result has 48.1 percent of original size [2021-06-11 11:22:46,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:46,811 INFO L142 QuantifierPusher]: treesize reduction 8, result has 74.2 percent of original size [2021-06-11 11:22:46,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 11:22:46,825 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 11:22:46,826 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806240435] [2021-06-11 11:22:46,826 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1081190020] [2021-06-11 11:22:46,826 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:46,883 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 11:22:46,883 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:22:46,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-11 11:22:46,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:46,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:46,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,895 INFO L147 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size 20 [2021-06-11 11:22:46,895 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-06-11 11:22:46,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:46,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:46,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:46,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:46,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:46,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:46,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:46,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:46,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,907 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 11:22:46,908 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-06-11 11:22:46,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:22:46,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:22:46,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:46,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:22:46,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:22:46,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:22:46,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:46,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:46,932 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 11:22:46,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:46,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:22:46,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:46,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:46,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:22:46,944 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,944 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 11:22:46,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,945 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:46,946 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:46,946 INFO L142 QuantifierPusher]: treesize reduction 17, result has 76.1 percent of original size [2021-06-11 11:22:46,948 INFO L147 QuantifierPusher]: treesize reduction 2, result has 96.3 percent of original size 52 [2021-06-11 11:22:46,948 INFO L147 QuantifierPusher]: treesize reduction 2, result has 96.3 percent of original size 52 [2021-06-11 11:22:46,949 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.3 percent of original size [2021-06-11 11:22:46,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,949 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:22:46,962 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,963 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:22:46,963 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:52 [2021-06-11 11:22:46,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:46,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:46,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:47,012 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 11:22:47,012 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:47,012 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-06-11 11:22:47,012 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745862150] [2021-06-11 11:22:47,013 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-11 11:22:47,013 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:47,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-11 11:22:47,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-06-11 11:22:47,013 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:22:47,013 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 11:22:47,013 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:47,013 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:22:47,013 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:47,143 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][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 11:22:47,143 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:47,143 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:47,143 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:47,143 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:47,174 INFO L129 PetriNetUnfolder]: 290/578 cut-off events. [2021-06-11 11:22:47,174 INFO L130 PetriNetUnfolder]: For 2509/2593 co-relation queries the response was YES. [2021-06-11 11:22:47,176 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 11:22:47,180 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 128 selfloop transitions, 29 changer transitions 0/169 dead transitions. [2021-06-11 11:22:47,180 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 169 transitions, 2791 flow [2021-06-11 11:22:47,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-11 11:22:47,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-06-11 11:22:47,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 175 transitions. [2021-06-11 11:22:47,181 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6433823529411765 [2021-06-11 11:22:47,181 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 175 transitions. [2021-06-11 11:22:47,181 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 175 transitions. [2021-06-11 11:22:47,181 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:47,181 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 175 transitions. [2021-06-11 11:22:47,182 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 11:22:47,182 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 11:22:47,182 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 11:22:47,182 INFO L185 Difference]: Start difference. First operand has 87 places, 161 transitions, 2377 flow. Second operand 8 states and 175 transitions. [2021-06-11 11:22:47,182 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 169 transitions, 2791 flow [2021-06-11 11:22:47,192 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 11:22:47,195 INFO L241 Difference]: Finished difference. Result has 90 places, 169 transitions, 2481 flow [2021-06-11 11:22:47,195 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 11:22:47,195 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 63 predicate places. [2021-06-11 11:22:47,195 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:47,195 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 90 places, 169 transitions, 2481 flow [2021-06-11 11:22:47,195 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 90 places, 169 transitions, 2481 flow [2021-06-11 11:22:47,196 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 169 transitions, 2481 flow [2021-06-11 11:22:47,212 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][8], [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: 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), 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)), 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)))), 666#true, 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: 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, Black: 47#true, Black: 44#(= s2 s1), 54#(<= i2 i1)]) [2021-06-11 11:22:47,213 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:47,213 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:47,213 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:47,213 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:47,219 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[][148], [5#L80true, 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: 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: 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: 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))))), 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)))), 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, Black: 54#(<= i2 i1), Black: 47#true, Black: 44#(= s2 s1)]) [2021-06-11 11:22:47,219 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-06-11 11:22:47,219 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:47,219 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-06-11 11:22:47,219 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:47,230 INFO L129 PetriNetUnfolder]: 282/562 cut-off events. [2021-06-11 11:22:47,230 INFO L130 PetriNetUnfolder]: For 2363/2423 co-relation queries the response was YES. [2021-06-11 11:22:47,232 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2911 conditions, 562 events. 282/562 cut-off events. For 2363/2423 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 2957 event pairs, 0 based on Foata normal form. 5/533 useless extension candidates. Maximal degree in co-relation 2640. Up to 133 conditions per place. [2021-06-11 11:22:47,236 INFO L151 LiptonReduction]: Number of co-enabled transitions 1596 [2021-06-11 11:22:47,244 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:47,244 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:47,244 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 49 [2021-06-11 11:22:47,244 INFO L480 AbstractCegarLoop]: Abstraction has has 90 places, 169 transitions, 2481 flow [2021-06-11 11:22:47,245 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 11:22:47,245 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:47,245 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 11:22:47,461 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-06-11 11:22:47,462 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:47,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:47,462 INFO L82 PathProgramCache]: Analyzing trace with hash -1817877210, now seen corresponding path program 1 times [2021-06-11 11:22:47,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:47,462 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967804144] [2021-06-11 11:22:47,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:47,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:47,478 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-06-11 11:22:47,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:47,482 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-06-11 11:22:47,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:47,487 INFO L142 QuantifierPusher]: treesize reduction 25, result has 19.4 percent of original size [2021-06-11 11:22:47,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 11:22:47,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:22:47,494 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 11:22:47,495 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967804144] [2021-06-11 11:22:47,495 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1764810840] [2021-06-11 11:22:47,495 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 11:22:47,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:47,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-11 11:22:47,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:47,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:47,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:47,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:47,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:47,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:47,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:47,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:47,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:47,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:47,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:47,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:47,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:47,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:47,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:47,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:47,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:47,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:47,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:47,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:47,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:47,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:47,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:47,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:47,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:47,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:47,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:47,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:47,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:47,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:47,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:47,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:47,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:47,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:47,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:47,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:47,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:47,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:47,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:47,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:47,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:47,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:47,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:47,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:47,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:47,584 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 11:22:47,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:47,585 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 9 [2021-06-11 11:22:47,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094662807] [2021-06-11 11:22:47,585 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-11 11:22:47,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:47,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-11 11:22:47,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-06-11 11:22:47,585 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 11:22:47,586 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 11:22:47,586 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:47,586 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 11:22:47,586 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:47,683 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][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 11:22:47,683 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:47,683 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:47,683 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:47,683 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:47,712 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 11:22:47,712 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:22:47,712 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:47,712 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:22:47,712 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:22:47,736 INFO L129 PetriNetUnfolder]: 393/782 cut-off events. [2021-06-11 11:22:47,737 INFO L130 PetriNetUnfolder]: For 4348/4484 co-relation queries the response was YES. [2021-06-11 11:22:47,740 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 11:22:47,745 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 94 selfloop transitions, 122 changer transitions 0/228 dead transitions. [2021-06-11 11:22:47,745 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 228 transitions, 3787 flow [2021-06-11 11:22:47,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-11 11:22:47,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-11 11:22:47,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 260 transitions. [2021-06-11 11:22:47,746 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7647058823529411 [2021-06-11 11:22:47,746 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 260 transitions. [2021-06-11 11:22:47,746 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 260 transitions. [2021-06-11 11:22:47,747 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:47,747 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 260 transitions. [2021-06-11 11:22:47,747 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 11:22:47,748 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 11:22:47,748 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 11:22:47,748 INFO L185 Difference]: Start difference. First operand has 90 places, 169 transitions, 2481 flow. Second operand 10 states and 260 transitions. [2021-06-11 11:22:47,748 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 228 transitions, 3787 flow [2021-06-11 11:22:47,762 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 11:22:47,766 INFO L241 Difference]: Finished difference. Result has 93 places, 228 transitions, 3514 flow [2021-06-11 11:22:47,767 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 11:22:47,767 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 66 predicate places. [2021-06-11 11:22:47,767 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:47,767 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 93 places, 228 transitions, 3514 flow [2021-06-11 11:22:47,767 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 93 places, 228 transitions, 3514 flow [2021-06-11 11:22:47,769 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 93 places, 228 transitions, 3514 flow [2021-06-11 11:22:47,784 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][108], [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), 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)), 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)))), 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)), 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, Black: 44#(= s2 s1), 54#(<= i2 i1)]) [2021-06-11 11:22:47,784 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-06-11 11:22:47,784 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:47,784 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:47,784 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:47,810 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[][34], [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: 288#(<= i1 i2), Black: 301#(<= i1 (+ i2 1)), Black: 348#(<= i2 i1), 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))))), 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: 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)), 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 11:22:47,810 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:22:47,810 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:22:47,810 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:47,810 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:22:47,821 INFO L129 PetriNetUnfolder]: 383/757 cut-off events. [2021-06-11 11:22:47,822 INFO L130 PetriNetUnfolder]: For 3918/3993 co-relation queries the response was YES. [2021-06-11 11:22:47,824 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4130 conditions, 757 events. 383/757 cut-off events. For 3918/3993 co-relation queries the response was YES. Maximal size of possible extension queue 69. Compared 4256 event pairs, 0 based on Foata normal form. 5/718 useless extension candidates. Maximal degree in co-relation 3816. Up to 193 conditions per place. [2021-06-11 11:22:47,830 INFO L151 LiptonReduction]: Number of co-enabled transitions 2196 [2021-06-11 11:22:47,843 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:47,843 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:47,843 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 76 [2021-06-11 11:22:47,844 INFO L480 AbstractCegarLoop]: Abstraction has has 93 places, 228 transitions, 3514 flow [2021-06-11 11:22:47,844 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 11:22:47,844 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:47,844 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 11:22:48,056 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-11 11:22:48,057 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:48,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:48,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1017458272, now seen corresponding path program 3 times [2021-06-11 11:22:48,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:48,058 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233583628] [2021-06-11 11:22:48,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:48,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:48,068 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 11:22:48,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:48,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 11:22:48,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:22:48,083 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 11:22:48,083 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233583628] [2021-06-11 11:22:48,083 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1430142653] [2021-06-11 11:22:48,083 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) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:48,113 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-11 11:22:48,113 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:22:48,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 11:22:48,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:48,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:48,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:48,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:48,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:48,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:48,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:48,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:48,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:48,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:48,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:48,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:48,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:48,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:48,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:48,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:48,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:48,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:48,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:48,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:48,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:48,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:48,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:48,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:48,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,165 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 11:22:48,166 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:48,166 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2021-06-11 11:22:48,166 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368470986] [2021-06-11 11:22:48,166 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-11 11:22:48,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:48,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-11 11:22:48,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-06-11 11:22:48,167 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 34 [2021-06-11 11:22:48,167 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 11:22:48,167 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:48,167 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 34 [2021-06-11 11:22:48,167 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:48,245 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: 342#(<= i2 (+ i1 1)), 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)), 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 11:22:48,245 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:48,245 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:48,246 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:48,246 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:48,270 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: 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 11:22:48,271 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:22:48,271 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:22:48,271 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:22:48,271 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:48,296 INFO L129 PetriNetUnfolder]: 502/990 cut-off events. [2021-06-11 11:22:48,296 INFO L130 PetriNetUnfolder]: For 5385/5569 co-relation queries the response was YES. [2021-06-11 11:22:48,300 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 11:22:48,307 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 57 selfloop transitions, 219 changer transitions 0/288 dead transitions. [2021-06-11 11:22:48,307 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 288 transitions, 4950 flow [2021-06-11 11:22:48,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 11:22:48,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 11:22:48,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 218 transitions. [2021-06-11 11:22:48,308 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7124183006535948 [2021-06-11 11:22:48,308 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 218 transitions. [2021-06-11 11:22:48,308 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 218 transitions. [2021-06-11 11:22:48,308 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:48,308 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 218 transitions. [2021-06-11 11:22:48,309 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 11:22:48,309 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 11:22:48,309 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 11:22:48,309 INFO L185 Difference]: Start difference. First operand has 93 places, 228 transitions, 3514 flow. Second operand 9 states and 218 transitions. [2021-06-11 11:22:48,309 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 288 transitions, 4950 flow [2021-06-11 11:22:48,330 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 11:22:48,335 INFO L241 Difference]: Finished difference. Result has 104 places, 286 transitions, 4720 flow [2021-06-11 11:22:48,335 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 11:22:48,335 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 77 predicate places. [2021-06-11 11:22:48,335 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:48,335 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 104 places, 286 transitions, 4720 flow [2021-06-11 11:22:48,335 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 104 places, 286 transitions, 4720 flow [2021-06-11 11:22:48,337 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 104 places, 286 transitions, 4720 flow [2021-06-11 11:22:48,369 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: 342#(<= i2 (+ i1 1)), 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)), 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), 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)))), 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, 808#true, Black: 818#(<= i1 i2), Black: 44#(= s2 s1), Black: 811#(<= i1 (+ i2 1)), Black: 812#(<= i1 (+ i2 2)), 54#(<= i2 i1)]) [2021-06-11 11:22:48,369 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:48,369 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:48,369 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:48,369 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:48,401 INFO L129 PetriNetUnfolder]: 493/963 cut-off events. [2021-06-11 11:22:48,402 INFO L130 PetriNetUnfolder]: For 4846/4927 co-relation queries the response was YES. [2021-06-11 11:22:48,406 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5445 conditions, 963 events. 493/963 cut-off events. For 4846/4927 co-relation queries the response was YES. Maximal size of possible extension queue 96. Compared 5765 event pairs, 0 based on Foata normal form. 3/903 useless extension candidates. Maximal degree in co-relation 4996. Up to 205 conditions per place. [2021-06-11 11:22:48,415 INFO L151 LiptonReduction]: Number of co-enabled transitions 2754 [2021-06-11 11:22:48,429 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:48,429 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:48,429 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 94 [2021-06-11 11:22:48,430 INFO L480 AbstractCegarLoop]: Abstraction has has 104 places, 286 transitions, 4720 flow [2021-06-11 11:22:48,430 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 11:22:48,430 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:48,430 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 11:22:48,645 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-11 11:22:48,645 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:48,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:48,646 INFO L82 PathProgramCache]: Analyzing trace with hash 4324985, now seen corresponding path program 4 times [2021-06-11 11:22:48,646 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:48,646 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419662721] [2021-06-11 11:22:48,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:48,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:48,655 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 11:22:48,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:48,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 11:22:48,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:22:48,674 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 11:22:48,674 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419662721] [2021-06-11 11:22:48,674 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [70511702] [2021-06-11 11:22:48,674 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 11:22:48,702 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-11 11:22:48,702 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:22:48,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 11:22:48,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:48,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:48,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:48,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:48,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:48,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:48,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:48,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:48,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:48,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:48,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:48,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:48,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:48,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:48,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:48,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:48,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:48,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:48,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:48,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:48,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:48,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:48,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:48,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:48,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:48,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:48,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:48,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:48,757 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 11:22:48,757 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:48,757 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 7 [2021-06-11 11:22:48,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894386206] [2021-06-11 11:22:48,757 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-11 11:22:48,757 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:48,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-11 11:22:48,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-06-11 11:22:48,758 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 34 [2021-06-11 11:22:48,758 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 11:22:48,758 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:48,758 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 34 [2021-06-11 11:22:48,758 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:48,845 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 11:22:48,846 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:48,846 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:48,846 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:48,846 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:48,929 INFO L129 PetriNetUnfolder]: 526/1044 cut-off events. [2021-06-11 11:22:48,929 INFO L130 PetriNetUnfolder]: For 5796/5862 co-relation queries the response was YES. [2021-06-11 11:22:48,933 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 11:22:48,941 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 146 selfloop transitions, 146 changer transitions 0/304 dead transitions. [2021-06-11 11:22:48,941 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 304 transitions, 5672 flow [2021-06-11 11:22:48,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-11 11:22:48,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-06-11 11:22:48,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 263 transitions. [2021-06-11 11:22:48,942 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7032085561497327 [2021-06-11 11:22:48,942 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 263 transitions. [2021-06-11 11:22:48,942 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 263 transitions. [2021-06-11 11:22:48,943 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:48,943 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 263 transitions. [2021-06-11 11:22:48,943 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 11:22:48,944 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 11:22:48,944 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 11:22:48,944 INFO L185 Difference]: Start difference. First operand has 104 places, 286 transitions, 4720 flow. Second operand 11 states and 263 transitions. [2021-06-11 11:22:48,944 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 304 transitions, 5672 flow [2021-06-11 11:22:48,967 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 11:22:48,971 INFO L241 Difference]: Finished difference. Result has 113 places, 304 transitions, 5041 flow [2021-06-11 11:22:48,972 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 11:22:48,972 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 86 predicate places. [2021-06-11 11:22:48,972 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:48,972 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 113 places, 304 transitions, 5041 flow [2021-06-11 11:22:48,972 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 113 places, 304 transitions, 5041 flow [2021-06-11 11:22:48,974 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 113 places, 304 transitions, 5041 flow [2021-06-11 11:22:48,998 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][37], [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: 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)))), 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)]) [2021-06-11 11:22:48,998 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:48,998 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:48,998 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:48,998 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:49,044 INFO L129 PetriNetUnfolder]: 509/1008 cut-off events. [2021-06-11 11:22:49,044 INFO L130 PetriNetUnfolder]: For 4730/4788 co-relation queries the response was YES. [2021-06-11 11:22:49,048 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5637 conditions, 1008 events. 509/1008 cut-off events. For 4730/4788 co-relation queries the response was YES. Maximal size of possible extension queue 96. Compared 6104 event pairs, 0 based on Foata normal form. 2/950 useless extension candidates. Maximal degree in co-relation 5168. Up to 205 conditions per place. [2021-06-11 11:22:49,059 INFO L151 LiptonReduction]: Number of co-enabled transitions 2940 [2021-06-11 11:22:49,074 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:49,074 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:49,074 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 102 [2021-06-11 11:22:49,075 INFO L480 AbstractCegarLoop]: Abstraction has has 113 places, 304 transitions, 5041 flow [2021-06-11 11:22:49,075 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 11:22:49,075 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:49,075 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 11:22:49,291 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:49,291 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:49,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:49,291 INFO L82 PathProgramCache]: Analyzing trace with hash -523334715, now seen corresponding path program 5 times [2021-06-11 11:22:49,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:49,291 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444991875] [2021-06-11 11:22:49,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:49,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:49,317 INFO L142 QuantifierPusher]: treesize reduction 17, result has 50.0 percent of original size [2021-06-11 11:22:49,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:22:49,326 INFO L142 QuantifierPusher]: treesize reduction 15, result has 55.9 percent of original size [2021-06-11 11:22:49,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:49,333 INFO L142 QuantifierPusher]: treesize reduction 14, result has 65.0 percent of original size [2021-06-11 11:22:49,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:49,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:49,350 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 11:22:49,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:49,358 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 11:22:49,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444991875] [2021-06-11 11:22:49,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1795933383] [2021-06-11 11:22:49,358 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 11:22:49,394 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-11 11:22:49,394 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:22:49,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-11 11:22:49,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:49,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:49,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:49,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:49,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:49,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:49,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:49,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:49,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:49,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:49,408 INFO L147 QuantifierPusher]: treesize reduction 2, result has 93.3 percent of original size 28 [2021-06-11 11:22:49,409 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.5 percent of original size [2021-06-11 11:22:49,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:49,410 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-06-11 11:22:49,410 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size [2021-06-11 11:22:49,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:22:49,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:22:49,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:22:49,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:22:49,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:22:49,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:22:49,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:22:49,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:22:49,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:22:49,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:22:49,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:49,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 11:22:49,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,426 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-06-11 11:22:49,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:49,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:49,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:49,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:49,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:49,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:49,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:49,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:49,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,445 INFO L142 QuantifierPusher]: treesize reduction 3, result has 93.8 percent of original size [2021-06-11 11:22:49,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 11:22:49,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-11 11:22:49,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,447 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-06-11 11:22:49,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-11 11:22:49,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-11 11:22:49,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 11:22:49,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 11:22:49,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 11:22:49,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 11:22:49,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 11:22:49,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 11:22:49,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 11:22:49,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 11:22:49,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 11:22:49,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 11:22:49,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 11:22:49,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 11:22:49,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 11:22:49,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 11:22:49,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 11:22:49,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 11:22:49,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,474 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.1 percent of original size [2021-06-11 11:22:49,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-11 11:22:49,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-11 11:22:49,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-11 11:22:49,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-06-11 11:22:49,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 11:22:49,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-11 11:22:49,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 11:22:49,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 11:22:49,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 11:22:49,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-11 11:22:49,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-11 11:22:49,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-11 11:22:49,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-11 11:22:49,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-06-11 11:22:49,507 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,508 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 11:22:49,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,511 INFO L142 QuantifierPusher]: treesize reduction 12, result has 82.6 percent of original size [2021-06-11 11:22:49,511 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 11:22:49,512 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,513 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:22:49,514 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,515 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:49,515 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,516 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:49,517 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,518 INFO L147 QuantifierPusher]: treesize reduction 8, result has 76.5 percent of original size 26 [2021-06-11 11:22:49,519 INFO L147 QuantifierPusher]: treesize reduction 17, result has 77.0 percent of original size 57 [2021-06-11 11:22:49,520 INFO L147 QuantifierPusher]: treesize reduction 34, result has 73.0 percent of original size 92 [2021-06-11 11:22:49,521 INFO L147 QuantifierPusher]: treesize reduction 41, result has 77.2 percent of original size 139 [2021-06-11 11:22:49,522 INFO L147 QuantifierPusher]: treesize reduction 41, result has 77.2 percent of original size 139 [2021-06-11 11:22:49,523 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:22:49,523 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,525 INFO L142 QuantifierPusher]: treesize reduction 41, result has 82.2 percent of original size [2021-06-11 11:22:49,526 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-06-11 11:22:49,526 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,527 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.6 percent of original size [2021-06-11 11:22:49,528 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:22:49,529 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,529 INFO L142 QuantifierPusher]: treesize reduction 20, result has 73.7 percent of original size [2021-06-11 11:22:49,530 INFO L147 QuantifierPusher]: treesize reduction -4, result has 108.3 percent of original size 52 [2021-06-11 11:22:49,531 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 11:22:49,531 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,532 INFO L142 QuantifierPusher]: treesize reduction 12, result has 86.4 percent of original size [2021-06-11 11:22:49,533 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:49,534 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,534 INFO L142 QuantifierPusher]: treesize reduction 5, result has 90.6 percent of original size [2021-06-11 11:22:49,535 INFO L147 QuantifierPusher]: treesize reduction -4, result has 110.0 percent of original size 44 [2021-06-11 11:22:49,536 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:22:49,536 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,537 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:49,538 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,539 INFO L147 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size 26 [2021-06-11 11:22:49,540 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:49,541 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,542 INFO L142 QuantifierPusher]: treesize reduction 5, result has 90.6 percent of original size [2021-06-11 11:22:49,542 INFO L147 QuantifierPusher]: treesize reduction -4, result has 110.0 percent of original size 44 [2021-06-11 11:22:49,543 INFO L147 QuantifierPusher]: treesize reduction -6, result has 108.7 percent of original size 75 [2021-06-11 11:22:49,544 INFO L147 QuantifierPusher]: treesize reduction -10, result has 108.8 percent of original size 124 [2021-06-11 11:22:49,544 INFO L147 QuantifierPusher]: treesize reduction -14, result has 108.4 percent of original size 181 [2021-06-11 11:22:49,545 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:22:49,546 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,548 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 11:22:49,548 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,549 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:22:49,550 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,550 INFO L142 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size [2021-06-11 11:22:49,552 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:49,552 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,554 INFO L147 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size 26 [2021-06-11 11:22:49,554 INFO L147 QuantifierPusher]: treesize reduction 15, result has 66.7 percent of original size 30 [2021-06-11 11:22:49,557 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:22:49,558 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,559 INFO L142 QuantifierPusher]: treesize reduction 23, result has 70.9 percent of original size [2021-06-11 11:22:49,565 INFO L147 QuantifierPusher]: treesize reduction -4, result has 108.3 percent of original size 52 [2021-06-11 11:22:49,566 INFO L147 QuantifierPusher]: treesize reduction 11, result has 88.8 percent of original size 87 [2021-06-11 11:22:49,567 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:22:49,568 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,570 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 11:22:49,571 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,572 INFO L142 QuantifierPusher]: treesize reduction 12, result has 86.4 percent of original size [2021-06-11 11:22:49,573 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:49,574 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,574 INFO L142 QuantifierPusher]: treesize reduction 5, result has 92.3 percent of original size [2021-06-11 11:22:49,575 INFO L147 QuantifierPusher]: treesize reduction -4, result has 110.0 percent of original size 44 [2021-06-11 11:22:49,577 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:22:49,578 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,581 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:49,583 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,584 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.3 percent of original size [2021-06-11 11:22:49,585 INFO L147 QuantifierPusher]: treesize reduction -4, result has 110.0 percent of original size 44 [2021-06-11 11:22:49,585 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:49,586 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,588 INFO L147 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size 26 [2021-06-11 11:22:49,589 INFO L147 QuantifierPusher]: treesize reduction -6, result has 108.7 percent of original size 75 [2021-06-11 11:22:49,589 INFO L147 QuantifierPusher]: treesize reduction -10, result has 108.8 percent of original size 124 [2021-06-11 11:22:49,590 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-06-11 11:22:49,591 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,595 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:49,596 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,598 INFO L147 QuantifierPusher]: treesize reduction -2, result has 108.3 percent of original size 26 [2021-06-11 11:22:49,599 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:49,600 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,601 INFO L142 QuantifierPusher]: treesize reduction 5, result has 92.3 percent of original size [2021-06-11 11:22:49,602 INFO L147 QuantifierPusher]: treesize reduction -4, result has 110.0 percent of original size 44 [2021-06-11 11:22:49,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,609 INFO L142 QuantifierPusher]: treesize reduction 5, result has 76.2 percent of original size [2021-06-11 11:22:49,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:49,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:22:49,611 INFO L147 QuantifierPusher]: treesize reduction -8, result has 107.9 percent of original size 109 [2021-06-11 11:22:49,612 INFO L147 QuantifierPusher]: treesize reduction 3, result has 98.6 percent of original size 217 [2021-06-11 11:22:49,614 INFO L147 QuantifierPusher]: treesize reduction 14, result has 95.8 percent of original size 319 [2021-06-11 11:22:49,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 515 [2021-06-11 11:22:49,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 515 [2021-06-11 11:22:49,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,622 INFO L147 QuantifierPusher]: treesize reduction 67, result has 87.0 percent of original size 448 [2021-06-11 11:22:49,622 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:22:49,885 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 69 [2021-06-11 11:22:49,886 INFO L628 ElimStorePlain]: treesize reduction 348, result has 33.6 percent of original size [2021-06-11 11:22:49,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,891 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:49,892 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,894 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:49,894 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,895 INFO L142 QuantifierPusher]: treesize reduction 30, result has 81.9 percent of original size [2021-06-11 11:22:49,896 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:49,900 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,905 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-06-11 11:22:49,906 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,910 INFO L147 QuantifierPusher]: treesize reduction 37, result has 86.8 percent of original size 244 [2021-06-11 11:22:49,914 INFO L147 QuantifierPusher]: treesize reduction 36, result has 88.0 percent of original size 263 [2021-06-11 11:22:49,914 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-06-11 11:22:49,915 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,917 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:49,918 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,921 INFO L147 QuantifierPusher]: treesize reduction -5, result has 106.3 percent of original size 84 [2021-06-11 11:22:49,926 INFO L725 QuantifierPusher]: Distributing 8 conjuncts over 2 disjuncts [2021-06-11 11:22:49,928 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,943 INFO L147 QuantifierPusher]: treesize reduction 84, result has 90.6 percent of original size 813 [2021-06-11 11:22:49,946 INFO L147 QuantifierPusher]: treesize reduction 74, result has 93.1 percent of original size 994 [2021-06-11 11:22:49,949 INFO L147 QuantifierPusher]: treesize reduction 110, result has 92.0 percent of original size 1261 [2021-06-11 11:22:49,949 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:49,950 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,951 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:49,951 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,953 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 11:22:49,954 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-06-11 11:22:49,955 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,958 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:49,959 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,961 INFO L147 QuantifierPusher]: treesize reduction -2, result has 102.4 percent of original size 84 [2021-06-11 11:22:49,962 INFO L147 QuantifierPusher]: treesize reduction -3, result has 102.6 percent of original size 119 [2021-06-11 11:22:49,963 INFO L147 QuantifierPusher]: treesize reduction 1, result has 99.3 percent of original size 143 [2021-06-11 11:22:49,967 INFO L147 QuantifierPusher]: treesize reduction 111, result has 92.7 percent of original size 1409 [2021-06-11 11:22:49,970 INFO L147 QuantifierPusher]: treesize reduction 111, result has 92.7 percent of original size 1409 [2021-06-11 11:22:49,971 INFO L725 QuantifierPusher]: Distributing 12 conjuncts over 2 disjuncts [2021-06-11 11:22:49,973 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,977 INFO L142 QuantifierPusher]: treesize reduction 303, result has 81.0 percent of original size [2021-06-11 11:22:49,978 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:49,978 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:49,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:49,983 INFO L147 QuantifierPusher]: treesize reduction 35, result has 70.6 percent of original size 84 [2021-06-11 11:22:50,037 INFO L725 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-06-11 11:22:50,038 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:50,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,063 INFO L147 QuantifierPusher]: treesize reduction 121, result has 48.1 percent of original size 112 [2021-06-11 11:22:50,063 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:50,064 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:50,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:50,069 INFO L142 QuantifierPusher]: treesize reduction 18, result has 85.1 percent of original size [2021-06-11 11:22:50,069 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:50,070 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:50,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,072 INFO L147 QuantifierPusher]: treesize reduction -7, result has 105.1 percent of original size 143 [2021-06-11 11:22:50,072 INFO L147 QuantifierPusher]: treesize reduction -7, result has 105.1 percent of original size 143 [2021-06-11 11:22:50,073 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:50,073 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:50,074 INFO L142 QuantifierPusher]: treesize reduction -7, result has 104.3 percent of original size [2021-06-11 11:22:50,076 INFO L147 QuantifierPusher]: treesize reduction 123, result has 43.8 percent of original size 96 [2021-06-11 11:22:50,079 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:50,081 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:50,081 INFO L142 QuantifierPusher]: treesize reduction 9, result has 85.7 percent of original size [2021-06-11 11:22:50,082 INFO L147 QuantifierPusher]: treesize reduction -4, result has 107.4 percent of original size 58 [2021-06-11 11:22:50,083 INFO L147 QuantifierPusher]: treesize reduction 119, result has 60.1 percent of original size 179 [2021-06-11 11:22:50,083 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:50,084 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:50,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,085 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:22:50,086 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:50,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,087 INFO L147 QuantifierPusher]: treesize reduction 26, result has 79.4 percent of original size 100 [2021-06-11 11:22:50,088 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 3 disjuncts [2021-06-11 11:22:50,088 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:50,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,090 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:50,091 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:50,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,092 INFO L147 QuantifierPusher]: treesize reduction -8, result has 110.7 percent of original size 83 [2021-06-11 11:22:50,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:50,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,098 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:50,099 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:50,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,101 INFO L147 QuantifierPusher]: treesize reduction -14, result has 108.1 percent of original size 186 [2021-06-11 11:22:50,102 INFO L147 QuantifierPusher]: treesize reduction -14, result has 108.1 percent of original size 186 [2021-06-11 11:22:50,103 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:50,103 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:50,104 INFO L142 QuantifierPusher]: treesize reduction -14, result has 107.2 percent of original size [2021-06-11 11:22:50,106 INFO L147 QuantifierPusher]: treesize reduction 117, result has 54.3 percent of original size 139 [2021-06-11 11:22:50,107 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:50,108 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:50,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,109 INFO L147 QuantifierPusher]: treesize reduction -5, result has 106.4 percent of original size 83 [2021-06-11 11:22:50,111 INFO L147 QuantifierPusher]: treesize reduction 119, result has 76.5 percent of original size 387 [2021-06-11 11:22:50,113 INFO L147 QuantifierPusher]: treesize reduction 145, result has 77.2 percent of original size 492 [2021-06-11 11:22:50,130 INFO L147 QuantifierPusher]: treesize reduction 551, result has 65.3 percent of original size 1035 [2021-06-11 11:22:50,133 INFO L147 QuantifierPusher]: treesize reduction 551, result has 65.3 percent of original size 1035 [2021-06-11 11:22:50,134 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 11:22:50,134 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:50, output treesize:1586 [2021-06-11 11:22:50,137 INFO L142 QuantifierPusher]: treesize reduction 551, result has 65.3 percent of original size [2021-06-11 11:22:50,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1035 [2021-06-11 11:22:50,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1035 [2021-06-11 11:22:50,338 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 51 [2021-06-11 11:22:50,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:50,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-06-11 11:22:50,372 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 11:22:50,372 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:50,372 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-06-11 11:22:50,372 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886208134] [2021-06-11 11:22:50,372 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-11 11:22:50,372 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:50,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-11 11:22:50,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-06-11 11:22:50,373 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:22:50,373 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 11:22:50,373 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:50,373 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:22:50,373 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:50,791 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 11:22:50,791 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:50,791 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:50,792 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:50,792 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:50,797 INFO L382 tUnfolder$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 11:22:50,797 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:50,797 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:50,797 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:50,797 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:50,863 INFO L129 PetriNetUnfolder]: 597/1178 cut-off events. [2021-06-11 11:22:50,863 INFO L130 PetriNetUnfolder]: For 5800/5923 co-relation queries the response was YES. [2021-06-11 11:22:50,868 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 11:22:50,876 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 189 selfloop transitions, 144 changer transitions 0/345 dead transitions. [2021-06-11 11:22:50,876 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 345 transitions, 6405 flow [2021-06-11 11:22:50,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 11:22:50,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 11:22:50,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 199 transitions. [2021-06-11 11:22:50,877 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6503267973856209 [2021-06-11 11:22:50,877 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 199 transitions. [2021-06-11 11:22:50,877 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 199 transitions. [2021-06-11 11:22:50,877 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:50,877 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 199 transitions. [2021-06-11 11:22:50,877 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 11:22:50,878 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 11:22:50,878 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 11:22:50,878 INFO L185 Difference]: Start difference. First operand has 113 places, 304 transitions, 5041 flow. Second operand 9 states and 199 transitions. [2021-06-11 11:22:50,878 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 345 transitions, 6405 flow [2021-06-11 11:22:50,905 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 11:22:50,910 INFO L241 Difference]: Finished difference. Result has 120 places, 345 transitions, 6059 flow [2021-06-11 11:22:50,910 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 11:22:50,910 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 93 predicate places. [2021-06-11 11:22:50,910 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:50,911 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 120 places, 345 transitions, 6059 flow [2021-06-11 11:22:50,911 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 120 places, 345 transitions, 6059 flow [2021-06-11 11:22:50,913 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 120 places, 345 transitions, 6059 flow [2021-06-11 11:22:50,941 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][342], [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), 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), 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 11:22:50,941 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:50,941 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:50,941 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:50,941 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:50,945 INFO L382 tUnfolder$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][246], [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), 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)), 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)))), Black: 103#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 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 11:22:50,945 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:50,945 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:50,945 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:50,945 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:50,991 INFO L129 PetriNetUnfolder]: 579/1141 cut-off events. [2021-06-11 11:22:50,991 INFO L130 PetriNetUnfolder]: For 5903/5993 co-relation queries the response was YES. [2021-06-11 11:22:50,996 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6652 conditions, 1141 events. 579/1141 cut-off events. For 5903/5993 co-relation queries the response was YES. Maximal size of possible extension queue 110. Compared 7142 event pairs, 0 based on Foata normal form. 2/1074 useless extension candidates. Maximal degree in co-relation 6134. Up to 233 conditions per place. [2021-06-11 11:22:51,007 INFO L151 LiptonReduction]: Number of co-enabled transitions 3366 [2021-06-11 11:22:51,024 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:51,024 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:51,024 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 114 [2021-06-11 11:22:51,025 INFO L480 AbstractCegarLoop]: Abstraction has has 120 places, 345 transitions, 6059 flow [2021-06-11 11:22:51,025 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 11:22:51,025 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:51,025 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 11:22:51,240 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:51,241 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:51,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:51,241 INFO L82 PathProgramCache]: Analyzing trace with hash 632211053, now seen corresponding path program 3 times [2021-06-11 11:22:51,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:51,241 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485028841] [2021-06-11 11:22:51,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:51,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:51,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:51,260 INFO L142 QuantifierPusher]: treesize reduction 27, result has 12.9 percent of original size [2021-06-11 11:22:51,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:22:51,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 11:22:51,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:22:51,267 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 11:22:51,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485028841] [2021-06-11 11:22:51,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [487808644] [2021-06-11 11:22:51,267 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) [2021-06-11 11:22:51,297 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-11 11:22:51,297 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:22:51,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 11:22:51,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:51,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:51,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:51,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:51,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:51,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:51,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:51,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:51,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:51,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:51,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:51,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:51,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:51,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:51,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:51,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:51,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:51,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:51,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:51,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:51,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:51,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:51,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:51,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:51,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:51,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:51,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:51,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:51,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:51,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:51,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:51,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:51,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:51,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:51,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:51,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:51,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:51,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:51,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:51,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:51,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:51,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:51,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:51,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:51,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:51,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:51,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:51,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:51,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:51,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:51,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:51,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,343 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 11:22:51,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:51,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2021-06-11 11:22:51,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901228294] [2021-06-11 11:22:51,343 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-11 11:22:51,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:51,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-11 11:22:51,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-06-11 11:22:51,344 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 11:22:51,344 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 11:22:51,344 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:51,344 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 11:22:51,344 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:51,442 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 11:22:51,442 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:51,442 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:51,442 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:51,442 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:51,444 INFO L382 tUnfolder$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 11:22:51,444 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:51,444 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:51,444 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:51,444 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:51,462 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 11:22:51,462 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:22:51,462 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:51,462 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:51,462 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:22:51,525 INFO L129 PetriNetUnfolder]: 654/1291 cut-off events. [2021-06-11 11:22:51,525 INFO L130 PetriNetUnfolder]: For 7668/7732 co-relation queries the response was YES. [2021-06-11 11:22:51,531 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 11:22:51,564 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 114 selfloop transitions, 256 changer transitions 0/382 dead transitions. [2021-06-11 11:22:51,564 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 382 transitions, 7411 flow [2021-06-11 11:22:51,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-11 11:22:51,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-06-11 11:22:51,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 315 transitions. [2021-06-11 11:22:51,567 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7720588235294118 [2021-06-11 11:22:51,567 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 315 transitions. [2021-06-11 11:22:51,567 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 315 transitions. [2021-06-11 11:22:51,567 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:51,567 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 315 transitions. [2021-06-11 11:22:51,569 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 11:22:51,571 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 11:22:51,571 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 11:22:51,571 INFO L185 Difference]: Start difference. First operand has 120 places, 345 transitions, 6059 flow. Second operand 12 states and 315 transitions. [2021-06-11 11:22:51,571 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 382 transitions, 7411 flow [2021-06-11 11:22:51,599 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 11:22:51,606 INFO L241 Difference]: Finished difference. Result has 132 places, 380 transitions, 7534 flow [2021-06-11 11:22:51,606 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 11:22:51,606 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 105 predicate places. [2021-06-11 11:22:51,607 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:51,607 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 132 places, 380 transitions, 7534 flow [2021-06-11 11:22:51,607 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 132 places, 380 transitions, 7534 flow [2021-06-11 11:22:51,609 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 132 places, 380 transitions, 7534 flow [2021-06-11 11:22:51,637 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][4], [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))), 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)))), 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), 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 11:22:51,638 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:51,638 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:51,638 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:51,638 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:51,642 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][290], [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))), 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: 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)))), 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), 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 11:22:51,642 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:51,642 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:51,642 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:51,642 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:51,701 INFO L129 PetriNetUnfolder]: 631/1249 cut-off events. [2021-06-11 11:22:51,701 INFO L130 PetriNetUnfolder]: For 8140/8243 co-relation queries the response was YES. [2021-06-11 11:22:51,706 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8133 conditions, 1249 events. 631/1249 cut-off events. For 8140/8243 co-relation queries the response was YES. Maximal size of possible extension queue 113. Compared 7919 event pairs, 0 based on Foata normal form. 2/1180 useless extension candidates. Maximal degree in co-relation 7544. Up to 245 conditions per place. [2021-06-11 11:22:51,717 INFO L151 LiptonReduction]: Number of co-enabled transitions 3726 [2021-06-11 11:22:51,737 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:51,737 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:51,737 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 131 [2021-06-11 11:22:51,738 INFO L480 AbstractCegarLoop]: Abstraction has has 132 places, 380 transitions, 7534 flow [2021-06-11 11:22:51,738 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 11:22:51,738 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:51,738 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 11:22:51,952 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:51,953 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:51,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:51,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1510143607, now seen corresponding path program 4 times [2021-06-11 11:22:51,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:51,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665454211] [2021-06-11 11:22:51,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:51,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:51,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:51,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:51,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 11:22:52,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:22:52,003 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 11:22:52,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665454211] [2021-06-11 11:22:52,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1607053805] [2021-06-11 11:22:52,003 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 11:22:52,037 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-11 11:22:52,038 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:22:52,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 11:22:52,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:52,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:52,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:52,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:52,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:52,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:52,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:52,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:52,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:52,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:52,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:52,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:52,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:52,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:52,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:52,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:52,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:52,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:52,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:52,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:52,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:52,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:52,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:52,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:52,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:52,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:52,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:52,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:52,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:52,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:52,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:52,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:52,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:52,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:52,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:52,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:52,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:52,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:52,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:52,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:52,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:52,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:52,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:52,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:52,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:52,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:52,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:52,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:52,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:52,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:52,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:52,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:52,094 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 11:22:52,094 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-11 11:22:52,094 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2021-06-11 11:22:52,094 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618680032] [2021-06-11 11:22:52,095 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 11:22:52,095 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:52,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 11:22:52,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-06-11 11:22:52,095 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 11:22:52,095 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 11:22:52,095 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:52,095 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 11:22:52,095 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:52,160 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 11:22:52,161 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:52,161 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:52,161 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:52,161 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:52,167 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 11:22:52,167 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:52,167 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:52,167 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:52,167 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:52,273 INFO L129 PetriNetUnfolder]: 738/1452 cut-off events. [2021-06-11 11:22:52,274 INFO L130 PetriNetUnfolder]: For 10546/10708 co-relation queries the response was YES. [2021-06-11 11:22:52,281 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 11:22:52,290 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 111 selfloop transitions, 306 changer transitions 0/429 dead transitions. [2021-06-11 11:22:52,290 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 137 places, 429 transitions, 9330 flow [2021-06-11 11:22:52,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-11 11:22:52,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-06-11 11:22:52,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 158 transitions. [2021-06-11 11:22:52,291 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7745098039215687 [2021-06-11 11:22:52,291 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 158 transitions. [2021-06-11 11:22:52,291 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 158 transitions. [2021-06-11 11:22:52,291 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:52,291 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 158 transitions. [2021-06-11 11:22:52,291 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 11:22:52,292 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 11:22:52,292 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 11:22:52,292 INFO L185 Difference]: Start difference. First operand has 132 places, 380 transitions, 7534 flow. Second operand 6 states and 158 transitions. [2021-06-11 11:22:52,292 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 137 places, 429 transitions, 9330 flow [2021-06-11 11:22:52,344 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 11:22:52,351 INFO L241 Difference]: Finished difference. Result has 135 places, 427 transitions, 9314 flow [2021-06-11 11:22:52,352 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 11:22:52,352 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 108 predicate places. [2021-06-11 11:22:52,352 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:52,352 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 135 places, 427 transitions, 9314 flow [2021-06-11 11:22:52,352 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 135 places, 427 transitions, 9314 flow [2021-06-11 11:22:52,355 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 135 places, 427 transitions, 9314 flow [2021-06-11 11:22:52,404 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][290], [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, 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), 29#L23true, 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, 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 11:22:52,404 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:52,404 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:52,404 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:52,404 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-06-11 11:22:52,414 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], [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: 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)), 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, 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 11:22:52,414 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:52,414 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:52,414 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:52,414 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:52,481 INFO L129 PetriNetUnfolder]: 713/1383 cut-off events. [2021-06-11 11:22:52,482 INFO L130 PetriNetUnfolder]: For 11081/11194 co-relation queries the response was YES. [2021-06-11 11:22:52,488 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9892 conditions, 1383 events. 713/1383 cut-off events. For 11081/11194 co-relation queries the response was YES. Maximal size of possible extension queue 119. Compared 8788 event pairs, 0 based on Foata normal form. 3/1309 useless extension candidates. Maximal degree in co-relation 9182. Up to 265 conditions per place. [2021-06-11 11:22:52,501 INFO L151 LiptonReduction]: Number of co-enabled transitions 4146 [2021-06-11 11:22:52,526 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:52,526 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:52,526 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 174 [2021-06-11 11:22:52,526 INFO L480 AbstractCegarLoop]: Abstraction has has 135 places, 427 transitions, 9314 flow [2021-06-11 11:22:52,526 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 11:22:52,526 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:52,526 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 11:22:52,740 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:52,741 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:52,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:52,741 INFO L82 PathProgramCache]: Analyzing trace with hash -581335632, now seen corresponding path program 6 times [2021-06-11 11:22:52,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:52,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405995634] [2021-06-11 11:22:52,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:52,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:52,785 INFO L142 QuantifierPusher]: treesize reduction 17, result has 50.0 percent of original size [2021-06-11 11:22:52,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:22:52,796 INFO L142 QuantifierPusher]: treesize reduction 15, result has 55.9 percent of original size [2021-06-11 11:22:52,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:52,803 INFO L142 QuantifierPusher]: treesize reduction 14, result has 65.0 percent of original size [2021-06-11 11:22:52,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:52,810 INFO L142 QuantifierPusher]: treesize reduction 14, result has 72.0 percent of original size [2021-06-11 11:22:52,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 11:22:52,823 INFO L142 QuantifierPusher]: treesize reduction 11, result has 76.6 percent of original size [2021-06-11 11:22:52,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 11:22:52,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:52,848 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 11:22:52,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:22:52,858 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 11:22:52,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405995634] [2021-06-11 11:22:52,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [821660020] [2021-06-11 11:22:52,858 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 11:22:52,882 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-11 11:22:52,882 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:22:52,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 11:22:52,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:52,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:52,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:52,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:52,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:52,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:52,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:52,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:52,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:52,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,890 INFO L147 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size 24 [2021-06-11 11:22:52,890 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 11:22:52,890 INFO L147 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size 21 [2021-06-11 11:22:52,890 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-06-11 11:22:52,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:52,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:52,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,900 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size 29 [2021-06-11 11:22:52,900 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-06-11 11:22:52,901 INFO L147 QuantifierPusher]: treesize reduction 5, result has 76.2 percent of original size 16 [2021-06-11 11:22:52,901 INFO L142 QuantifierPusher]: treesize reduction 5, result has 76.2 percent of original size [2021-06-11 11:22:52,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:22:52,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:22:52,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,912 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-06-11 11:22:52,912 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size [2021-06-11 11:22:52,912 INFO L147 QuantifierPusher]: treesize reduction 4, result has 82.6 percent of original size 19 [2021-06-11 11:22:52,913 INFO L142 QuantifierPusher]: treesize reduction 4, result has 82.6 percent of original size [2021-06-11 11:22:52,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:52,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:52,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:52,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:52,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:52,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:52,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:52,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:52,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:52,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:52,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:52,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:52,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:52,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:52,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 11:22:52,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:52,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:52,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:52,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,945 INFO L147 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size 30 [2021-06-11 11:22:52,945 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-06-11 11:22:52,946 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-06-11 11:22:52,946 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size [2021-06-11 11:22:52,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:52,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:52,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,960 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-06-11 11:22:52,960 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-06-11 11:22:52,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:52,961 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 11:22:52,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:22:52,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:52,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:52,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:22:52,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:52,983 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,983 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 11:22:52,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:52,985 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size [2021-06-11 11:22:52,986 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:22:52,986 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:22:52,987 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,987 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:22:52,987 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:52,988 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,988 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:22:52,988 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:52,989 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,990 INFO L147 QuantifierPusher]: treesize reduction 33, result has 68.9 percent of original size 73 [2021-06-11 11:22:52,991 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:52,992 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:52,992 INFO L142 QuantifierPusher]: treesize reduction 43, result has 67.9 percent of original size [2021-06-11 11:22:52,993 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:52,994 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:52,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:52,995 INFO L147 QuantifierPusher]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-06-11 11:22:52,996 INFO L147 QuantifierPusher]: treesize reduction 4, result has 96.4 percent of original size 108 [2021-06-11 11:22:52,997 INFO L147 QuantifierPusher]: treesize reduction 4, result has 96.4 percent of original size 108 [2021-06-11 11:22:52,997 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.4 percent of original size [2021-06-11 11:22:52,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-06-11 11:22:52,998 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:22:53,077 INFO L628 ElimStorePlain]: treesize reduction 49, result has 54.6 percent of original size [2021-06-11 11:22:53,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,078 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:22:53,078 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:59 [2021-06-11 11:22:53,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:53,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:53,130 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 11:22:53,130 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:53,130 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-11 11:22:53,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500033889] [2021-06-11 11:22:53,131 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-11 11:22:53,131 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:53,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-11 11:22:53,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2021-06-11 11:22:53,131 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:22:53,132 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 11:22:53,132 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:53,132 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:22:53,132 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:53,582 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 11:22:53,582 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:53,582 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:53,582 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:53,582 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:53,622 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 11:22:53,622 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 11:22:53,622 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:53,622 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:53,622 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:53,655 INFO L382 tUnfolder$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 11:22:53,655 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:22:53,655 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:53,655 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:53,655 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:22:53,759 INFO L129 PetriNetUnfolder]: 917/1803 cut-off events. [2021-06-11 11:22:53,759 INFO L130 PetriNetUnfolder]: For 13742/13840 co-relation queries the response was YES. [2021-06-11 11:22:53,768 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 11:22:53,778 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 210 selfloop transitions, 298 changer transitions 0/520 dead transitions. [2021-06-11 11:22:53,779 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 520 transitions, 12040 flow [2021-06-11 11:22:53,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-11 11:22:53,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-06-11 11:22:53,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 333 transitions. [2021-06-11 11:22:53,780 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6529411764705882 [2021-06-11 11:22:53,780 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 333 transitions. [2021-06-11 11:22:53,780 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 333 transitions. [2021-06-11 11:22:53,780 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:53,780 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 333 transitions. [2021-06-11 11:22:53,780 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 11:22:53,781 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 11:22:53,781 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 11:22:53,781 INFO L185 Difference]: Start difference. First operand has 135 places, 427 transitions, 9314 flow. Second operand 15 states and 333 transitions. [2021-06-11 11:22:53,781 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 520 transitions, 12040 flow [2021-06-11 11:22:53,848 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 11:22:53,857 INFO L241 Difference]: Finished difference. Result has 152 places, 520 transitions, 11688 flow [2021-06-11 11:22:53,857 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 11:22:53,857 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 125 predicate places. [2021-06-11 11:22:53,857 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:53,858 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 152 places, 520 transitions, 11688 flow [2021-06-11 11:22:53,858 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 152 places, 520 transitions, 11688 flow [2021-06-11 11:22:53,862 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 152 places, 520 transitions, 11688 flow [2021-06-11 11:22:53,919 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][240], [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: 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))), 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 11:22:53,919 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:53,920 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:53,920 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:53,920 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:53,936 INFO L382 tUnfolder$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][282], [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))), 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 11:22:53,936 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 11:22:53,936 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:53,936 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:53,936 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:53,979 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[][306], [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), 403#true, Black: 214#(not (= i1 (+ i2 1))), 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: 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)))), 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: 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: 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 11:22:53,980 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-06-11 11:22:53,980 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:22:53,980 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:22:53,980 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:22:54,012 INFO L129 PetriNetUnfolder]: 880/1703 cut-off events. [2021-06-11 11:22:54,013 INFO L130 PetriNetUnfolder]: For 13700/13825 co-relation queries the response was YES. [2021-06-11 11:22:54,021 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12460 conditions, 1703 events. 880/1703 cut-off events. For 13700/13825 co-relation queries the response was YES. Maximal size of possible extension queue 149. Compared 11337 event pairs, 0 based on Foata normal form. 2/1611 useless extension candidates. Maximal degree in co-relation 11634. Up to 305 conditions per place. [2021-06-11 11:22:54,037 INFO L151 LiptonReduction]: Number of co-enabled transitions 5118 [2021-06-11 11:22:54,073 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:54,073 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:54,073 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 216 [2021-06-11 11:22:54,074 INFO L480 AbstractCegarLoop]: Abstraction has has 152 places, 520 transitions, 11688 flow [2021-06-11 11:22:54,074 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 11:22:54,074 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:54,074 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 11:22:54,283 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable73 [2021-06-11 11:22:54,283 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:54,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:54,284 INFO L82 PathProgramCache]: Analyzing trace with hash -2059252656, now seen corresponding path program 5 times [2021-06-11 11:22:54,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:54,284 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137900707] [2021-06-11 11:22:54,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:54,307 INFO L142 QuantifierPusher]: treesize reduction 38, result has 25.5 percent of original size [2021-06-11 11:22:54,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:54,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:54,318 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-06-11 11:22:54,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 11:22:54,327 INFO L142 QuantifierPusher]: treesize reduction 38, result has 47.9 percent of original size [2021-06-11 11:22:54,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 11:22:54,343 INFO L142 QuantifierPusher]: treesize reduction 65, result has 46.3 percent of original size [2021-06-11 11:22:54,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:22:54,369 INFO L142 QuantifierPusher]: treesize reduction 40, result has 39.4 percent of original size [2021-06-11 11:22:54,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:54,382 INFO L142 QuantifierPusher]: treesize reduction 14, result has 61.1 percent of original size [2021-06-11 11:22:54,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,401 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 11:22:54,401 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137900707] [2021-06-11 11:22:54,401 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [956580794] [2021-06-11 11:22:54,401 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 11:22:54,427 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-11 11:22:54,427 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:22:54,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 11:22:54,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:54,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:54,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:54,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:54,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:54,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:54,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:54,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:54,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:54,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,435 INFO L147 QuantifierPusher]: treesize reduction 1, result has 96.0 percent of original size 24 [2021-06-11 11:22:54,435 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.2 percent of original size [2021-06-11 11:22:54,435 INFO L147 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size 21 [2021-06-11 11:22:54,436 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-06-11 11:22:54,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:54,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:54,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:54,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:54,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:54,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:54,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,448 INFO L147 QuantifierPusher]: treesize reduction 2, result has 93.1 percent of original size 27 [2021-06-11 11:22:54,448 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.3 percent of original size [2021-06-11 11:22:54,448 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-06-11 11:22:54,449 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-06-11 11:22:54,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:54,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:54,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:54,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:54,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:54,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:54,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,462 INFO L147 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size 26 [2021-06-11 11:22:54,462 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.4 percent of original size [2021-06-11 11:22:54,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 11:22:54,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 11:22:54,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 11:22:54,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 11:22:54,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 11:22:54,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 11:22:54,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 11:22:54,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,477 INFO L147 QuantifierPusher]: treesize reduction 5, result has 86.5 percent of original size 32 [2021-06-11 11:22:54,477 INFO L142 QuantifierPusher]: treesize reduction 5, result has 86.8 percent of original size [2021-06-11 11:22:54,478 INFO L147 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size 19 [2021-06-11 11:22:54,478 INFO L142 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size [2021-06-11 11:22:54,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:54,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:54,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,505 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size 25 [2021-06-11 11:22:54,505 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 11:22:54,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:54,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,528 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-06-11 11:22:54,528 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-06-11 11:22:54,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:54,529 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 11:22:54,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:22:54,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:54,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:54,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:22:54,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:54,546 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,546 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 11:22:54,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:54,548 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size [2021-06-11 11:22:54,548 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:22:54,548 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:22:54,549 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,549 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:22:54,549 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:54,550 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,550 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:22:54,550 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:54,550 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,551 INFO L147 QuantifierPusher]: treesize reduction 12, result has 88.0 percent of original size 88 [2021-06-11 11:22:54,552 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:54,552 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:54,553 INFO L142 QuantifierPusher]: treesize reduction 68, result has 68.7 percent of original size [2021-06-11 11:22:54,553 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:54,554 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:54,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,557 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.1 percent of original size 48 [2021-06-11 11:22:54,557 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:54,557 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:54,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,559 INFO L147 QuantifierPusher]: treesize reduction 4, result has 91.8 percent of original size 45 [2021-06-11 11:22:54,560 INFO L147 QuantifierPusher]: treesize reduction 2, result has 99.0 percent of original size 208 [2021-06-11 11:22:54,560 INFO L147 QuantifierPusher]: treesize reduction 2, result has 99.0 percent of original size 208 [2021-06-11 11:22:54,561 INFO L142 QuantifierPusher]: treesize reduction 2, result has 99.0 percent of original size [2021-06-11 11:22:54,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-06-11 11:22:54,562 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:22:54,674 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 40 [2021-06-11 11:22:54,675 INFO L628 ElimStorePlain]: treesize reduction 111, result has 46.6 percent of original size [2021-06-11 11:22:54,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,676 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:22:54,676 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:97 [2021-06-11 11:22:54,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:54,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:22:54,762 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 11:22:54,762 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:54,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-11 11:22:54,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086860476] [2021-06-11 11:22:54,763 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-11 11:22:54,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:54,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-11 11:22:54,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2021-06-11 11:22:54,764 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:22:54,764 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 11:22:54,764 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:54,764 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:22:54,764 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:55,212 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 11:22:55,212 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:55,212 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:55,212 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:55,212 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:55,252 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 11:22:55,252 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 11:22:55,252 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:55,252 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:55,252 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:55,451 INFO L129 PetriNetUnfolder]: 1041/2055 cut-off events. [2021-06-11 11:22:55,451 INFO L130 PetriNetUnfolder]: For 16380/16558 co-relation queries the response was YES. [2021-06-11 11:22:55,465 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 11:22:55,478 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 408 selfloop transitions, 181 changer transitions 0/601 dead transitions. [2021-06-11 11:22:55,478 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 601 transitions, 14658 flow [2021-06-11 11:22:55,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-11 11:22:55,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-06-11 11:22:55,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 371 transitions. [2021-06-11 11:22:55,479 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6418685121107266 [2021-06-11 11:22:55,480 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 371 transitions. [2021-06-11 11:22:55,480 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 371 transitions. [2021-06-11 11:22:55,480 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:55,480 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 371 transitions. [2021-06-11 11:22:55,480 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 11:22:55,481 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 11:22:55,481 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 11:22:55,481 INFO L185 Difference]: Start difference. First operand has 152 places, 520 transitions, 11688 flow. Second operand 17 states and 371 transitions. [2021-06-11 11:22:55,481 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 601 transitions, 14658 flow [2021-06-11 11:22:55,606 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 11:22:55,616 INFO L241 Difference]: Finished difference. Result has 168 places, 601 transitions, 13937 flow [2021-06-11 11:22:55,617 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 11:22:55,617 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 141 predicate places. [2021-06-11 11:22:55,617 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:55,617 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 168 places, 601 transitions, 13937 flow [2021-06-11 11:22:55,617 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 168 places, 601 transitions, 13937 flow [2021-06-11 11:22:55,622 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 168 places, 601 transitions, 13937 flow [2021-06-11 11:22:55,676 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][310], [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)), 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 11:22:55,677 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-06-11 11:22:55,677 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:55,677 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-06-11 11:22:55,677 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:55,698 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][324], [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: 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)), 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 11:22:55,698 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 11:22:55,698 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:55,699 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:55,699 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:55,809 INFO L129 PetriNetUnfolder]: 996/1938 cut-off events. [2021-06-11 11:22:55,809 INFO L130 PetriNetUnfolder]: For 16052/16177 co-relation queries the response was YES. [2021-06-11 11:22:55,820 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14818 conditions, 1938 events. 996/1938 cut-off events. For 16052/16177 co-relation queries the response was YES. Maximal size of possible extension queue 177. Compared 13331 event pairs, 0 based on Foata normal form. 2/1835 useless extension candidates. Maximal degree in co-relation 14186. Up to 349 conditions per place. [2021-06-11 11:22:55,840 INFO L151 LiptonReduction]: Number of co-enabled transitions 5958 [2021-06-11 11:22:55,887 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:55,887 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:55,888 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 271 [2021-06-11 11:22:55,888 INFO L480 AbstractCegarLoop]: Abstraction has has 168 places, 601 transitions, 13937 flow [2021-06-11 11:22:55,888 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 11:22:55,888 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:55,888 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 11:22:56,093 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable79 [2021-06-11 11:22:56,093 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:56,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:56,093 INFO L82 PathProgramCache]: Analyzing trace with hash 875659922, now seen corresponding path program 7 times [2021-06-11 11:22:56,093 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:56,094 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2147477175] [2021-06-11 11:22:56,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:56,117 INFO L142 QuantifierPusher]: treesize reduction 45, result has 28.6 percent of original size [2021-06-11 11:22:56,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:22:56,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:56,133 INFO L142 QuantifierPusher]: treesize reduction 34, result has 51.4 percent of original size [2021-06-11 11:22:56,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 11:22:56,151 INFO L142 QuantifierPusher]: treesize reduction 30, result has 63.9 percent of original size [2021-06-11 11:22:56,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-06-11 11:22:56,185 INFO L142 QuantifierPusher]: treesize reduction 50, result has 57.3 percent of original size [2021-06-11 11:22:56,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-06-11 11:22:56,215 INFO L142 QuantifierPusher]: treesize reduction 31, result has 50.8 percent of original size [2021-06-11 11:22:56,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:22:56,228 INFO L142 QuantifierPusher]: treesize reduction 8, result has 77.8 percent of original size [2021-06-11 11:22:56,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:22:56,249 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 11:22:56,249 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2147477175] [2021-06-11 11:22:56,249 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1719792319] [2021-06-11 11:22:56,249 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 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 11:22:56,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:56,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 11:22:56,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:56,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:56,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:56,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:56,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:56,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:56,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:56,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:56,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:56,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:56,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,281 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-06-11 11:22:56,281 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 11:22:56,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:56,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:56,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:56,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:56,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:56,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:56,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:56,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:56,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:56,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:56,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:22:56,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:22:56,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:22:56,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:22:56,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:22:56,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:22:56,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:22:56,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:22:56,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,304 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size 26 [2021-06-11 11:22:56,304 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.1 percent of original size [2021-06-11 11:22:56,304 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 11:22:56,304 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-06-11 11:22:56,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:22:56,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:22:56,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,315 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size 25 [2021-06-11 11:22:56,315 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size [2021-06-11 11:22:56,315 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-06-11 11:22:56,315 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 11:22:56,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:56,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:56,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,325 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size 25 [2021-06-11 11:22:56,325 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 11:22:56,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:56,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:56,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:56,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:22:56,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:56,340 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 11:22:56,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:22:56,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:56,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:56,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:22:56,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:56,372 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,372 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 11:22:56,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:56,374 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size [2021-06-11 11:22:56,374 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:22:56,374 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:22:56,375 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,375 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:22:56,375 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:56,377 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,377 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:22:56,377 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:56,377 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,379 INFO L147 QuantifierPusher]: treesize reduction 35, result has 67.6 percent of original size 73 [2021-06-11 11:22:56,379 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:56,379 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:56,380 INFO L142 QuantifierPusher]: treesize reduction 93, result has 60.1 percent of original size [2021-06-11 11:22:56,381 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:56,381 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:56,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,382 INFO L147 QuantifierPusher]: treesize reduction 4, result has 91.1 percent of original size 41 [2021-06-11 11:22:56,383 INFO L147 QuantifierPusher]: treesize reduction 8, result has 95.1 percent of original size 154 [2021-06-11 11:22:56,384 INFO L147 QuantifierPusher]: treesize reduction 8, result has 95.1 percent of original size 154 [2021-06-11 11:22:56,385 INFO L142 QuantifierPusher]: treesize reduction 8, result has 95.1 percent of original size [2021-06-11 11:22:56,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 154 [2021-06-11 11:22:56,385 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:22:56,483 INFO L628 ElimStorePlain]: treesize reduction 82, result has 46.8 percent of original size [2021-06-11 11:22:56,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,484 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:22:56,484 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:72 [2021-06-11 11:22:56,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:56,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 11:22:56,555 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 11:22:56,555 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:56,555 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-11 11:22:56,555 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606303740] [2021-06-11 11:22:56,555 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-11 11:22:56,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:56,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-11 11:22:56,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2021-06-11 11:22:56,556 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:22:56,557 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 11:22:56,557 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:56,557 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:22:56,557 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:56,861 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 61 [2021-06-11 11:22:57,126 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 11:22:57,127 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:57,127 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:57,127 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:57,127 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:57,167 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 11:22:57,167 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:22:57,167 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:57,167 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:22:57,167 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:57,171 INFO L382 tUnfolder$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 11:22:57,172 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 11:22:57,172 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:57,172 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:57,172 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:57,430 INFO L129 PetriNetUnfolder]: 1138/2252 cut-off events. [2021-06-11 11:22:57,430 INFO L130 PetriNetUnfolder]: For 18534/18697 co-relation queries the response was YES. [2021-06-11 11:22:57,444 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 11:22:57,463 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 480 selfloop transitions, 177 changer transitions 0/669 dead transitions. [2021-06-11 11:22:57,463 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 669 transitions, 17077 flow [2021-06-11 11:22:57,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-11 11:22:57,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-06-11 11:22:57,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 371 transitions. [2021-06-11 11:22:57,465 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6418685121107266 [2021-06-11 11:22:57,465 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 371 transitions. [2021-06-11 11:22:57,465 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 371 transitions. [2021-06-11 11:22:57,465 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:57,465 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 371 transitions. [2021-06-11 11:22:57,465 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 11:22:57,466 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 11:22:57,466 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 11:22:57,466 INFO L185 Difference]: Start difference. First operand has 168 places, 601 transitions, 13937 flow. Second operand 17 states and 371 transitions. [2021-06-11 11:22:57,466 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 669 transitions, 17077 flow [2021-06-11 11:22:57,596 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 11:22:57,609 INFO L241 Difference]: Finished difference. Result has 178 places, 669 transitions, 16144 flow [2021-06-11 11:22:57,609 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 11:22:57,609 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 151 predicate places. [2021-06-11 11:22:57,609 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:57,610 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 178 places, 669 transitions, 16144 flow [2021-06-11 11:22:57,610 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 178 places, 669 transitions, 16144 flow [2021-06-11 11:22:57,615 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 178 places, 669 transitions, 16144 flow [2021-06-11 11:22:57,694 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][343], [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, 21#L79true, Black: 218#(<= 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)))), 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: 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 11:22:57,694 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:57,694 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:57,694 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:57,694 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:57,712 INFO L382 tUnfolder$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][359], [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: 342#(<= i2 (+ i1 1)), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), 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: 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: 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 11:22:57,712 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 11:22:57,712 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:57,712 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:57,712 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:57,842 INFO L129 PetriNetUnfolder]: 1115/2167 cut-off events. [2021-06-11 11:22:57,842 INFO L130 PetriNetUnfolder]: For 18274/18399 co-relation queries the response was YES. [2021-06-11 11:22:57,856 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17158 conditions, 2167 events. 1115/2167 cut-off events. For 18274/18399 co-relation queries the response was YES. Maximal size of possible extension queue 193. Compared 15294 event pairs, 0 based on Foata normal form. 2/2058 useless extension candidates. Maximal degree in co-relation 16650. Up to 385 conditions per place. [2021-06-11 11:22:57,881 INFO L151 LiptonReduction]: Number of co-enabled transitions 6672 [2021-06-11 11:22:57,937 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:57,937 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:57,937 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 328 [2021-06-11 11:22:57,938 INFO L480 AbstractCegarLoop]: Abstraction has has 178 places, 669 transitions, 16144 flow [2021-06-11 11:22:57,938 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 11:22:57,938 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:57,938 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 11:22:58,148 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable86 [2021-06-11 11:22:58,149 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:58,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:58,149 INFO L82 PathProgramCache]: Analyzing trace with hash 492832063, now seen corresponding path program 6 times [2021-06-11 11:22:58,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:58,149 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765609546] [2021-06-11 11:22:58,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:58,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:58,159 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 11:22:58,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:58,163 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-06-11 11:22:58,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:58,167 INFO L142 QuantifierPusher]: treesize reduction 19, result has 34.5 percent of original size [2021-06-11 11:22:58,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:58,173 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-06-11 11:22:58,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:58,178 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-06-11 11:22:58,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:58,184 INFO L142 QuantifierPusher]: treesize reduction 25, result has 19.4 percent of original size [2021-06-11 11:22:58,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 11:22:58,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:22:58,193 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 11:22:58,193 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765609546] [2021-06-11 11:22:58,194 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1897909687] [2021-06-11 11:22:58,194 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 11:22:58,237 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-11 11:22:58,237 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:22:58,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 11:22:58,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:58,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:58,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:58,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:22:58,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:22:58,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:58,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:58,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:58,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:58,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:58,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:58,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:58,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:58,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:58,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:58,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:58,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:58,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:58,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:58,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:58,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:58,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:58,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:58,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:58,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:58,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:58,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:58,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:22:58,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:22:58,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:22:58,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:58,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:58,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:58,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:58,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:22:58,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:22:58,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:58,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:22:58,308 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 11:22:58,308 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:58,308 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 12 [2021-06-11 11:22:58,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489783725] [2021-06-11 11:22:58,308 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-11 11:22:58,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:58,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-11 11:22:58,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2021-06-11 11:22:58,309 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 34 [2021-06-11 11:22:58,309 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 11:22:58,309 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:58,309 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 34 [2021-06-11 11:22:58,309 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:22:58,445 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 11:22:58,445 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:58,445 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:58,445 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:58,446 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:58,489 INFO L382 tUnfolder$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 11:22:58,489 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 11:22:58,489 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:58,489 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:58,490 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:58,736 INFO L129 PetriNetUnfolder]: 1225/2419 cut-off events. [2021-06-11 11:22:58,736 INFO L130 PetriNetUnfolder]: For 19936/20062 co-relation queries the response was YES. [2021-06-11 11:22:58,750 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 11:22:58,765 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 364 selfloop transitions, 353 changer transitions 0/729 dead transitions. [2021-06-11 11:22:58,766 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 186 places, 729 transitions, 18642 flow [2021-06-11 11:22:58,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 11:22:58,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 11:22:58,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 213 transitions. [2021-06-11 11:22:58,766 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.696078431372549 [2021-06-11 11:22:58,766 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 213 transitions. [2021-06-11 11:22:58,766 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 213 transitions. [2021-06-11 11:22:58,767 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:22:58,767 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 213 transitions. [2021-06-11 11:22:58,767 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 11:22:58,767 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 11:22:58,767 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 11:22:58,767 INFO L185 Difference]: Start difference. First operand has 178 places, 669 transitions, 16144 flow. Second operand 9 states and 213 transitions. [2021-06-11 11:22:58,767 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 186 places, 729 transitions, 18642 flow [2021-06-11 11:22:58,900 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 11:22:58,913 INFO L241 Difference]: Finished difference. Result has 179 places, 723 transitions, 17799 flow [2021-06-11 11:22:58,913 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 11:22:58,913 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 152 predicate places. [2021-06-11 11:22:58,914 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:22:58,914 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 179 places, 723 transitions, 17799 flow [2021-06-11 11:22:58,914 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 179 places, 723 transitions, 17799 flow [2021-06-11 11:22:58,920 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 179 places, 723 transitions, 17799 flow [2021-06-11 11:22:58,974 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][369], [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, 21#L79true, Black: 218#(<= 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)))), 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)), 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 11:22:58,974 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:22:58,974 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:58,974 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:22:58,974 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:22:59,011 INFO L382 tUnfolder$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][386], [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, 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), 29#L23true, Black: 1357#(or (not (= i2 i1)) (and (or (< s1 (+ s2 1)) (not (= i2 n))) (or (not (= i2 n)) (<= s2 s1)))), 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: 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)), 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 11:22:59,011 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 11:22:59,011 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:59,011 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:59,011 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:22:59,125 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[][433], [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)), Black: 348#(<= i2 i1), 403#true, Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 23#L81true, 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, 1438#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: 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)), 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 11:22:59,126 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-06-11 11:22:59,126 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:22:59,126 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:22:59,126 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:22:59,167 INFO L129 PetriNetUnfolder]: 1210/2343 cut-off events. [2021-06-11 11:22:59,167 INFO L130 PetriNetUnfolder]: For 19153/19276 co-relation queries the response was YES. [2021-06-11 11:22:59,180 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18925 conditions, 2343 events. 1210/2343 cut-off events. For 19153/19276 co-relation queries the response was YES. Maximal size of possible extension queue 216. Compared 16867 event pairs, 0 based on Foata normal form. 2/2223 useless extension candidates. Maximal degree in co-relation 18416. Up to 441 conditions per place. [2021-06-11 11:22:59,206 INFO L151 LiptonReduction]: Number of co-enabled transitions 7236 [2021-06-11 11:22:59,274 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:22:59,274 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:22:59,274 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 361 [2021-06-11 11:22:59,274 INFO L480 AbstractCegarLoop]: Abstraction has has 179 places, 723 transitions, 17799 flow [2021-06-11 11:22:59,275 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 11:22:59,275 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:22:59,280 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 11:22:59,495 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:22:59,495 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:22:59,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:22:59,495 INFO L82 PathProgramCache]: Analyzing trace with hash 1406977508, now seen corresponding path program 7 times [2021-06-11 11:22:59,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:22:59,495 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936372150] [2021-06-11 11:22:59,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:22:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:59,532 INFO L142 QuantifierPusher]: treesize reduction 38, result has 25.5 percent of original size [2021-06-11 11:22:59,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:22:59,545 INFO L142 QuantifierPusher]: treesize reduction 39, result has 51.2 percent of original size [2021-06-11 11:22:59,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 11:22:59,562 INFO L142 QuantifierPusher]: treesize reduction 50, result has 41.2 percent of original size [2021-06-11 11:22:59,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 11:22:59,580 INFO L142 QuantifierPusher]: treesize reduction 16, result has 71.4 percent of original size [2021-06-11 11:22:59,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 11:22:59,591 INFO L142 QuantifierPusher]: treesize reduction 39, result has 40.0 percent of original size [2021-06-11 11:22:59,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:59,602 INFO L142 QuantifierPusher]: treesize reduction 14, result has 61.1 percent of original size [2021-06-11 11:22:59,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:22:59,638 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 11:22:59,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936372150] [2021-06-11 11:22:59,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1655605061] [2021-06-11 11:22:59,638 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 11:22:59,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:22:59,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 11:22:59,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:22:59,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:22:59,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:22:59,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,678 INFO L147 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size 17 [2021-06-11 11:22:59,678 INFO L142 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size [2021-06-11 11:22:59,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:22:59,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:22:59,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,686 INFO L147 QuantifierPusher]: treesize reduction 1, result has 96.0 percent of original size 24 [2021-06-11 11:22:59,686 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.2 percent of original size [2021-06-11 11:22:59,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:59,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:59,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:22:59,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,698 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size 30 [2021-06-11 11:22:59,698 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.2 percent of original size [2021-06-11 11:22:59,698 INFO L147 QuantifierPusher]: treesize reduction 7, result has 82.1 percent of original size 32 [2021-06-11 11:22:59,699 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.1 percent of original size [2021-06-11 11:22:59,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:22:59,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:22:59,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,711 INFO L147 QuantifierPusher]: treesize reduction 3, result has 92.7 percent of original size 38 [2021-06-11 11:22:59,711 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.9 percent of original size [2021-06-11 11:22:59,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 11:22:59,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 11:22:59,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 11:22:59,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,726 INFO L147 QuantifierPusher]: treesize reduction 4, result has 93.1 percent of original size 54 [2021-06-11 11:22:59,726 INFO L142 QuantifierPusher]: treesize reduction 4, result has 93.2 percent of original size [2021-06-11 11:22:59,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 11:22:59,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 11:22:59,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 11:22:59,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:22:59,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:59,743 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 11:22:59,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:22:59,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:59,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:59,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:22:59,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:22:59,761 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,762 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 11:22:59,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:59,763 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size [2021-06-11 11:22:59,763 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:22:59,763 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:22:59,764 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,764 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:22:59,764 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:22:59,765 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,765 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:22:59,765 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:59,766 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,767 INFO L147 QuantifierPusher]: treesize reduction 35, result has 67.6 percent of original size 73 [2021-06-11 11:22:59,767 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:59,767 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:59,768 INFO L142 QuantifierPusher]: treesize reduction 45, result has 66.9 percent of original size [2021-06-11 11:22:59,768 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:22:59,777 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:22:59,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,779 INFO L147 QuantifierPusher]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-06-11 11:22:59,785 INFO L147 QuantifierPusher]: treesize reduction 4, result has 96.4 percent of original size 108 [2021-06-11 11:22:59,785 INFO L147 QuantifierPusher]: treesize reduction 4, result has 96.4 percent of original size 108 [2021-06-11 11:22:59,787 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.4 percent of original size [2021-06-11 11:22:59,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-06-11 11:22:59,788 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:22:59,866 INFO L628 ElimStorePlain]: treesize reduction 49, result has 54.6 percent of original size [2021-06-11 11:22:59,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,867 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:22:59,867 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:59 [2021-06-11 11:22:59,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:22:59,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 11:22:59,912 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 11:22:59,912 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:22:59,912 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-11 11:22:59,913 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107752127] [2021-06-11 11:22:59,913 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-11 11:22:59,913 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:22:59,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-11 11:22:59,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2021-06-11 11:22:59,913 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:22:59,914 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 11:22:59,914 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:22:59,914 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:22:59,914 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:23:00,415 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 11:23:00,416 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:23:00,416 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:23:00,416 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:23:00,416 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:00,461 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 11:23:00,461 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:00,461 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:00,461 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:00,461 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:00,484 INFO L382 tUnfolder$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 11:23:00,484 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:00,484 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:00,484 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:00,484 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:00,526 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 11:23:00,527 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 11:23:00,527 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:00,527 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:00,527 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 11:23:00,726 INFO L129 PetriNetUnfolder]: 1339/2651 cut-off events. [2021-06-11 11:23:00,726 INFO L130 PetriNetUnfolder]: For 22179/22355 co-relation queries the response was YES. [2021-06-11 11:23:00,741 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 11:23:00,757 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 558 selfloop transitions, 217 changer transitions 0/787 dead transitions. [2021-06-11 11:23:00,757 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 196 places, 787 transitions, 20833 flow [2021-06-11 11:23:00,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-11 11:23:00,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-06-11 11:23:00,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 398 transitions. [2021-06-11 11:23:00,758 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6503267973856209 [2021-06-11 11:23:00,758 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 398 transitions. [2021-06-11 11:23:00,758 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 398 transitions. [2021-06-11 11:23:00,758 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:23:00,758 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 398 transitions. [2021-06-11 11:23:00,759 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 11:23:00,759 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 11:23:00,759 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 11:23:00,759 INFO L185 Difference]: Start difference. First operand has 179 places, 723 transitions, 17799 flow. Second operand 18 states and 398 transitions. [2021-06-11 11:23:00,760 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 196 places, 787 transitions, 20833 flow [2021-06-11 11:23:00,898 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 11:23:00,912 INFO L241 Difference]: Finished difference. Result has 194 places, 787 transitions, 19333 flow [2021-06-11 11:23:00,913 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 11:23:00,913 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 167 predicate places. [2021-06-11 11:23:00,913 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:23:00,913 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 194 places, 787 transitions, 19333 flow [2021-06-11 11:23:00,913 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 194 places, 787 transitions, 19333 flow [2021-06-11 11:23:00,919 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 194 places, 787 transitions, 19333 flow [2021-06-11 11:23:00,987 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][531], [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, 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))), 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: 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 11:23:00,987 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-06-11 11:23:00,987 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:23:00,987 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-06-11 11:23:00,987 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:01,027 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][424], [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, 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: 1527#(or (not (= i2 n)) (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: 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 11:23:01,027 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:01,027 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:01,027 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:01,028 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:01,110 INFO L382 tUnfolder$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[][254], [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)))), 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), 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)), 23#L81true, 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, 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: 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))), 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: 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: 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 11:23:01,110 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-06-11 11:23:01,110 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:23:01,110 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:23:01,110 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:23:01,139 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[][254], [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)), Black: 348#(<= i2 i1), 403#true, Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 23#L81true, 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, 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: 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))), 76#(<= (+ i2 1) i1), Black: 1527#(or (not (= i2 n)) (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: 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 11:23:01,139 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-06-11 11:23:01,139 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:23:01,139 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:23:01,139 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:23:01,224 INFO L129 PetriNetUnfolder]: 1324/2565 cut-off events. [2021-06-11 11:23:01,225 INFO L130 PetriNetUnfolder]: For 21299/21432 co-relation queries the response was YES. [2021-06-11 11:23:01,239 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20654 conditions, 2565 events. 1324/2565 cut-off events. For 21299/21432 co-relation queries the response was YES. Maximal size of possible extension queue 238. Compared 18798 event pairs, 0 based on Foata normal form. 2/2449 useless extension candidates. Maximal degree in co-relation 20060. Up to 473 conditions per place. [2021-06-11 11:23:01,273 INFO L151 LiptonReduction]: Number of co-enabled transitions 7890 [2021-06-11 11:23:01,353 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:23:01,353 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:23:01,354 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 441 [2021-06-11 11:23:01,354 INFO L480 AbstractCegarLoop]: Abstraction has has 194 places, 787 transitions, 19333 flow [2021-06-11 11:23:01,354 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 11:23:01,354 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:23:01,354 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 11:23:01,556 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:23:01,557 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:23:01,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:23:01,557 INFO L82 PathProgramCache]: Analyzing trace with hash -318368322, now seen corresponding path program 8 times [2021-06-11 11:23:01,557 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:23:01,557 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69417837] [2021-06-11 11:23:01,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:23:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:01,574 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-06-11 11:23:01,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:01,586 INFO L142 QuantifierPusher]: treesize reduction 45, result has 40.0 percent of original size [2021-06-11 11:23:01,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 11:23:01,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 11:23:01,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 11:23:01,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:01,637 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 11:23:01,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:01,640 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 11:23:01,641 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69417837] [2021-06-11 11:23:01,641 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [689040414] [2021-06-11 11:23:01,641 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:23:01,676 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 11:23:01,676 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:23:01,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 11:23:01,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:23:01,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:01,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:01,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:23:01,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:23:01,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:23:01,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,698 INFO L147 QuantifierPusher]: treesize reduction 6, result has 82.4 percent of original size 28 [2021-06-11 11:23:01,698 INFO L142 QuantifierPusher]: treesize reduction 6, result has 82.9 percent of original size [2021-06-11 11:23:01,699 INFO L147 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size 17 [2021-06-11 11:23:01,699 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-06-11 11:23:01,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:23:01,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:23:01,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 11:23:01,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,711 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 11:23:01,711 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-06-11 11:23:01,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:01,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:01,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 11:23:01,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,723 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-06-11 11:23:01,723 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-06-11 11:23:01,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:01,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:01,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:01,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:01,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:01,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:01,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,738 INFO L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-06-11 11:23:01,739 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-06-11 11:23:01,739 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-06-11 11:23:01,739 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size [2021-06-11 11:23:01,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:01,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:01,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,752 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-06-11 11:23:01,752 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-06-11 11:23:01,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:01,753 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 11:23:01,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:23:01,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:01,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:01,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:23:01,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:01,773 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,774 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 11:23:01,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:01,775 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size [2021-06-11 11:23:01,776 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:23:01,776 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:23:01,777 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,778 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:23:01,778 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:01,778 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,779 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:01,779 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:01,779 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,780 INFO L147 QuantifierPusher]: treesize reduction 12, result has 88.0 percent of original size 88 [2021-06-11 11:23:01,780 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:01,782 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:01,783 INFO L142 QuantifierPusher]: treesize reduction 68, result has 68.7 percent of original size [2021-06-11 11:23:01,783 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:01,784 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:01,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,786 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.1 percent of original size 48 [2021-06-11 11:23:01,786 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:01,787 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:01,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,788 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.0 percent of original size 52 [2021-06-11 11:23:01,789 INFO L147 QuantifierPusher]: treesize reduction -3, result has 101.4 percent of original size 215 [2021-06-11 11:23:01,790 INFO L147 QuantifierPusher]: treesize reduction -3, result has 101.4 percent of original size 215 [2021-06-11 11:23:01,791 INFO L142 QuantifierPusher]: treesize reduction -3, result has 101.4 percent of original size [2021-06-11 11:23:01,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 215 [2021-06-11 11:23:01,792 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:23:01,912 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 39 [2021-06-11 11:23:01,912 INFO L628 ElimStorePlain]: treesize reduction 118, result has 45.1 percent of original size [2021-06-11 11:23:01,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,913 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:23:01,913 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:97 [2021-06-11 11:23:01,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:01,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-06-11 11:23:01,978 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 11:23:01,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:23:01,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 11 [2021-06-11 11:23:01,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183621513] [2021-06-11 11:23:01,978 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-11 11:23:01,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:23:01,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-11 11:23:01,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2021-06-11 11:23:01,979 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:23:01,979 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 11:23:01,979 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:23:01,979 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:23:01,979 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:23:02,411 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 11:23:02,411 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:02,411 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:02,411 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:02,411 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:02,651 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 11:23:02,651 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-06-11 11:23:02,651 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:23:02,651 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:23:02,651 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:23:02,752 INFO L129 PetriNetUnfolder]: 1588/3150 cut-off events. [2021-06-11 11:23:02,752 INFO L130 PetriNetUnfolder]: For 24051/24235 co-relation queries the response was YES. [2021-06-11 11:23:02,770 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 11:23:02,790 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 389 selfloop transitions, 526 changer transitions 0/927 dead transitions. [2021-06-11 11:23:02,790 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 209 places, 927 transitions, 23827 flow [2021-06-11 11:23:02,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-11 11:23:02,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-06-11 11:23:02,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 356 transitions. [2021-06-11 11:23:02,791 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6544117647058824 [2021-06-11 11:23:02,791 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 356 transitions. [2021-06-11 11:23:02,791 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 356 transitions. [2021-06-11 11:23:02,791 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:23:02,792 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 356 transitions. [2021-06-11 11:23:02,792 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 11:23:02,792 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 11:23:02,793 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 11:23:02,793 INFO L185 Difference]: Start difference. First operand has 194 places, 787 transitions, 19333 flow. Second operand 16 states and 356 transitions. [2021-06-11 11:23:02,793 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 209 places, 927 transitions, 23827 flow [2021-06-11 11:23:02,969 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 11:23:02,987 INFO L241 Difference]: Finished difference. Result has 205 places, 927 transitions, 23645 flow [2021-06-11 11:23:02,987 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 11:23:02,987 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 178 predicate places. [2021-06-11 11:23:02,987 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:23:02,987 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 205 places, 927 transitions, 23645 flow [2021-06-11 11:23:02,988 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 205 places, 927 transitions, 23645 flow [2021-06-11 11:23:02,996 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 205 places, 927 transitions, 23645 flow [2021-06-11 11:23:03,136 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][513], [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, 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))))), 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 11:23:03,136 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:03,136 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:03,136 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:03,136 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:03,423 INFO L129 PetriNetUnfolder]: 1522/2969 cut-off events. [2021-06-11 11:23:03,423 INFO L130 PetriNetUnfolder]: For 25625/25754 co-relation queries the response was YES. [2021-06-11 11:23:03,439 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25190 conditions, 2969 events. 1522/2969 cut-off events. For 25625/25754 co-relation queries the response was YES. Maximal size of possible extension queue 286. Compared 22310 event pairs, 0 based on Foata normal form. 2/2833 useless extension candidates. Maximal degree in co-relation 24583. Up to 569 conditions per place. [2021-06-11 11:23:03,471 INFO L151 LiptonReduction]: Number of co-enabled transitions 9360 [2021-06-11 11:23:03,578 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:23:03,578 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:23:03,579 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 592 [2021-06-11 11:23:03,579 INFO L480 AbstractCegarLoop]: Abstraction has has 205 places, 927 transitions, 23645 flow [2021-06-11 11:23:03,579 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 11:23:03,579 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:23:03,579 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 11:23:03,779 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable99 [2021-06-11 11:23:03,780 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:23:03,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:23:03,780 INFO L82 PathProgramCache]: Analyzing trace with hash 434122472, now seen corresponding path program 8 times [2021-06-11 11:23:03,780 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:23:03,780 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126957953] [2021-06-11 11:23:03,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:23:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:03,804 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-06-11 11:23:03,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:03,816 INFO L142 QuantifierPusher]: treesize reduction 35, result has 47.8 percent of original size [2021-06-11 11:23:03,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:23:03,826 INFO L142 QuantifierPusher]: treesize reduction 55, result has 38.9 percent of original size [2021-06-11 11:23:03,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 11:23:03,846 INFO L142 QuantifierPusher]: treesize reduction 21, result has 65.6 percent of original size [2021-06-11 11:23:03,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 11:23:03,859 INFO L142 QuantifierPusher]: treesize reduction 44, result has 37.1 percent of original size [2021-06-11 11:23:03,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:03,870 INFO L142 QuantifierPusher]: treesize reduction 14, result has 61.1 percent of original size [2021-06-11 11:23:03,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:03,886 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 11:23:03,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126957953] [2021-06-11 11:23:03,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [981269028] [2021-06-11 11:23:03,886 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 11:23:03,909 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 11:23:03,909 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:23:03,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 11:23:03,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:23:03,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:03,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:03,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:23:03,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:23:03,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:23:03,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:03,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,931 INFO L147 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size 16 [2021-06-11 11:23:03,931 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size [2021-06-11 11:23:03,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:03,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:03,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,942 INFO L147 QuantifierPusher]: treesize reduction 6, result has 77.8 percent of original size 21 [2021-06-11 11:23:03,942 INFO L142 QuantifierPusher]: treesize reduction 6, result has 78.6 percent of original size [2021-06-11 11:23:03,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:03,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:03,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:03,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:03,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:03,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:03,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:03,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 11:23:03,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:03,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:03,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:03,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,969 INFO L147 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size 30 [2021-06-11 11:23:03,969 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-06-11 11:23:03,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:03,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:03,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:03,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,982 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-06-11 11:23:03,983 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-06-11 11:23:03,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:03,983 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 11:23:03,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:23:03,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:03,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:03,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:03,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:23:03,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:04,011 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,011 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 11:23:04,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:04,012 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size [2021-06-11 11:23:04,014 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:23:04,014 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:23:04,014 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,015 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:23:04,015 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:04,015 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,015 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:04,016 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:04,016 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,017 INFO L147 QuantifierPusher]: treesize reduction 14, result has 86.3 percent of original size 88 [2021-06-11 11:23:04,017 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:04,018 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:04,019 INFO L142 QuantifierPusher]: treesize reduction 54, result has 75.6 percent of original size [2021-06-11 11:23:04,019 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:04,019 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:04,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,020 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.1 percent of original size 48 [2021-06-11 11:23:04,021 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:04,021 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:04,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,022 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.0 percent of original size 52 [2021-06-11 11:23:04,023 INFO L147 QuantifierPusher]: treesize reduction 32, result has 87.0 percent of original size 215 [2021-06-11 11:23:04,024 INFO L147 QuantifierPusher]: treesize reduction 32, result has 87.0 percent of original size 215 [2021-06-11 11:23:04,025 INFO L142 QuantifierPusher]: treesize reduction 32, result has 87.0 percent of original size [2021-06-11 11:23:04,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 215 [2021-06-11 11:23:04,025 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:23:04,149 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 34 [2021-06-11 11:23:04,149 INFO L628 ElimStorePlain]: treesize reduction 131, result has 39.1 percent of original size [2021-06-11 11:23:04,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,150 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:23:04,150 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:84 [2021-06-11 11:23:04,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:04,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:04,205 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 11:23:04,205 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:23:04,205 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-11 11:23:04,206 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679774712] [2021-06-11 11:23:04,206 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-11 11:23:04,206 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:23:04,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-11 11:23:04,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2021-06-11 11:23:04,206 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:23:04,206 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 11:23:04,207 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:23:04,207 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:23:04,207 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:23:04,835 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][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 11:23:04,836 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:04,836 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:04,836 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:04,836 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:05,239 INFO L129 PetriNetUnfolder]: 1659/3307 cut-off events. [2021-06-11 11:23:05,239 INFO L130 PetriNetUnfolder]: For 27204/27308 co-relation queries the response was YES. [2021-06-11 11:23:05,262 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 11:23:05,283 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 784 selfloop transitions, 179 changer transitions 0/975 dead transitions. [2021-06-11 11:23:05,283 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 221 places, 975 transitions, 26813 flow [2021-06-11 11:23:05,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-11 11:23:05,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-06-11 11:23:05,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 370 transitions. [2021-06-11 11:23:05,284 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6401384083044983 [2021-06-11 11:23:05,284 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 370 transitions. [2021-06-11 11:23:05,284 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 370 transitions. [2021-06-11 11:23:05,284 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:23:05,284 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 370 transitions. [2021-06-11 11:23:05,285 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 11:23:05,285 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 11:23:05,285 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 11:23:05,285 INFO L185 Difference]: Start difference. First operand has 205 places, 927 transitions, 23645 flow. Second operand 17 states and 370 transitions. [2021-06-11 11:23:05,285 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 221 places, 975 transitions, 26813 flow [2021-06-11 11:23:05,543 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 11:23:05,562 INFO L241 Difference]: Finished difference. Result has 217 places, 975 transitions, 25247 flow [2021-06-11 11:23:05,563 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 11:23:05,563 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 190 predicate places. [2021-06-11 11:23:05,563 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:23:05,563 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 217 places, 975 transitions, 25247 flow [2021-06-11 11:23:05,564 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 217 places, 975 transitions, 25247 flow [2021-06-11 11:23:05,572 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 217 places, 975 transitions, 25247 flow [2021-06-11 11:23:05,709 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][518], [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, 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), 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))), 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 11:23:05,709 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:05,709 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:05,709 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:05,709 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:06,012 INFO L129 PetriNetUnfolder]: 1620/3143 cut-off events. [2021-06-11 11:23:06,012 INFO L130 PetriNetUnfolder]: For 26881/26918 co-relation queries the response was YES. [2021-06-11 11:23:06,037 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26904 conditions, 3143 events. 1620/3143 cut-off events. For 26881/26918 co-relation queries the response was YES. Maximal size of possible extension queue 309. Compared 24025 event pairs, 0 based on Foata normal form. 0/3002 useless extension candidates. Maximal degree in co-relation 26294. Up to 601 conditions per place. [2021-06-11 11:23:06,086 INFO L151 LiptonReduction]: Number of co-enabled transitions 9864 [2021-06-11 11:23:06,207 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:23:06,207 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:23:06,207 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 644 [2021-06-11 11:23:06,207 INFO L480 AbstractCegarLoop]: Abstraction has has 217 places, 975 transitions, 25247 flow [2021-06-11 11:23:06,207 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 11:23:06,207 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:23:06,207 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 11:23:06,408 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:23:06,408 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:23:06,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:23:06,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1195143958, now seen corresponding path program 9 times [2021-06-11 11:23:06,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:23:06,409 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572873508] [2021-06-11 11:23:06,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:23:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:06,431 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-06-11 11:23:06,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:06,442 INFO L142 QuantifierPusher]: treesize reduction 35, result has 47.8 percent of original size [2021-06-11 11:23:06,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:23:06,450 INFO L142 QuantifierPusher]: treesize reduction 5, result has 88.9 percent of original size [2021-06-11 11:23:06,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 11:23:06,459 INFO L142 QuantifierPusher]: treesize reduction 21, result has 65.6 percent of original size [2021-06-11 11:23:06,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 11:23:06,471 INFO L142 QuantifierPusher]: treesize reduction 44, result has 37.1 percent of original size [2021-06-11 11:23:06,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:06,484 INFO L142 QuantifierPusher]: treesize reduction 14, result has 61.1 percent of original size [2021-06-11 11:23:06,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:06,503 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 11:23:06,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572873508] [2021-06-11 11:23:06,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1113735033] [2021-06-11 11:23:06,504 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 11:23:06,528 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-11 11:23:06,528 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:23:06,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 11:23:06,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:23:06,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:06,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:06,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:06,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:06,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:06,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:06,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:06,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:06,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:06,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:06,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,551 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 11:23:06,551 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-06-11 11:23:06,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:06,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:06,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:06,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,564 INFO L147 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size 23 [2021-06-11 11:23:06,564 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size [2021-06-11 11:23:06,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 11:23:06,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 11:23:06,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:06,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:06,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:06,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:06,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,593 INFO L147 QuantifierPusher]: treesize reduction 2, result has 93.1 percent of original size 27 [2021-06-11 11:23:06,593 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.3 percent of original size [2021-06-11 11:23:06,594 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size 24 [2021-06-11 11:23:06,594 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size [2021-06-11 11:23:06,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 11:23:06,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 11:23:06,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:23:06,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,611 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-06-11 11:23:06,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 11:23:06,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 11:23:06,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 11:23:06,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 11:23:06,672 INFO L354 Elim1Store]: treesize reduction 20, result has 79.4 percent of original size [2021-06-11 11:23:06,672 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 11:23:06,672 INFO L142 QuantifierPusher]: treesize reduction 8, result has 91.1 percent of original size [2021-06-11 11:23:06,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,674 INFO L142 QuantifierPusher]: treesize reduction 19, result has 80.0 percent of original size [2021-06-11 11:23:06,674 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 1] term [2021-06-11 11:23:06,674 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-06-11 11:23:06,675 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,675 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 1] term [2021-06-11 11:23:06,675 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 11:23:06,675 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,676 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:23:06,676 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:23:06,676 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,676 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:23:06,677 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:06,677 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,677 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:06,677 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:06,678 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,679 INFO L147 QuantifierPusher]: treesize reduction 72, result has 73.6 percent of original size 201 [2021-06-11 11:23:06,680 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:06,680 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,682 INFO L142 QuantifierPusher]: treesize reduction 177, result has 70.3 percent of original size [2021-06-11 11:23:06,682 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:06,683 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,684 INFO L142 QuantifierPusher]: treesize reduction 139, result has 65.4 percent of original size [2021-06-11 11:23:06,685 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:06,685 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,685 INFO L142 QuantifierPusher]: treesize reduction 17, result has 50.0 percent of original size [2021-06-11 11:23:06,686 INFO L147 QuantifierPusher]: treesize reduction -1, result has 104.8 percent of original size 22 [2021-06-11 11:23:06,686 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:06,686 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,687 INFO L142 QuantifierPusher]: treesize reduction 11, result has 69.4 percent of original size [2021-06-11 11:23:06,687 INFO L147 QuantifierPusher]: treesize reduction 8, result has 70.4 percent of original size 19 [2021-06-11 11:23:06,688 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:06,688 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,689 INFO L142 QuantifierPusher]: treesize reduction 10, result has 83.9 percent of original size [2021-06-11 11:23:06,689 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:06,689 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,690 INFO L142 QuantifierPusher]: treesize reduction 17, result has 55.3 percent of original size [2021-06-11 11:23:06,690 INFO L147 QuantifierPusher]: treesize reduction -1, result has 104.0 percent of original size 26 [2021-06-11 11:23:06,691 INFO L147 QuantifierPusher]: treesize reduction -2, result has 103.6 percent of original size 58 [2021-06-11 11:23:06,692 INFO L147 QuantifierPusher]: treesize reduction 25, result has 91.7 percent of original size 278 [2021-06-11 11:23:06,692 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:06,693 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,694 INFO L142 QuantifierPusher]: treesize reduction 5, result has 97.8 percent of original size [2021-06-11 11:23:06,694 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 11:23:06,694 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,695 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:23:06,696 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,696 INFO L142 QuantifierPusher]: treesize reduction 29, result has 77.2 percent of original size [2021-06-11 11:23:06,696 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:06,697 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,697 INFO L142 QuantifierPusher]: treesize reduction 17, result has 67.3 percent of original size [2021-06-11 11:23:06,698 INFO L147 QuantifierPusher]: treesize reduction 6, result has 71.4 percent of original size 15 [2021-06-11 11:23:06,698 INFO L147 QuantifierPusher]: treesize reduction 6, result has 94.1 percent of original size 95 [2021-06-11 11:23:06,699 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:23:06,699 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:23:06,699 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,700 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:06,700 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,700 INFO L142 QuantifierPusher]: treesize reduction 29, result has 64.2 percent of original size [2021-06-11 11:23:06,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-11 11:23:06,701 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:23:06,701 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:06,702 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,702 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:06,702 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:06,702 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,704 INFO L147 QuantifierPusher]: treesize reduction 50, result has 72.5 percent of original size 132 [2021-06-11 11:23:06,704 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:06,705 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,706 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:06,706 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,707 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 2, 1] term [2021-06-11 11:23:06,707 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:06,707 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,708 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:23:06,709 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,709 INFO L142 QuantifierPusher]: treesize reduction 8, result has 90.0 percent of original size [2021-06-11 11:23:06,709 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:06,710 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:06,711 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:06,712 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,712 INFO L142 QuantifierPusher]: treesize reduction 13, result has 83.5 percent of original size [2021-06-11 11:23:06,713 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.5 percent of original size 68 [2021-06-11 11:23:06,714 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.2 percent of original size 87 [2021-06-11 11:23:06,714 INFO L147 QuantifierPusher]: treesize reduction 12, result has 89.5 percent of original size 102 [2021-06-11 11:23:06,715 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 11:23:06,715 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,716 INFO L142 QuantifierPusher]: treesize reduction 12, result has 91.1 percent of original size [2021-06-11 11:23:06,716 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:06,717 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,718 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:06,721 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,722 INFO L147 QuantifierPusher]: treesize reduction 5, result has 82.8 percent of original size 24 [2021-06-11 11:23:06,723 INFO L147 QuantifierPusher]: treesize reduction 11, result has 82.8 percent of original size 53 [2021-06-11 11:23:06,724 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:06,725 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,725 INFO L142 QuantifierPusher]: treesize reduction 13, result has 86.6 percent of original size [2021-06-11 11:23:06,726 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:06,726 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:06,727 INFO L142 QuantifierPusher]: treesize reduction 17, result has 67.3 percent of original size [2021-06-11 11:23:06,727 INFO L147 QuantifierPusher]: treesize reduction 6, result has 71.4 percent of original size 15 [2021-06-11 11:23:06,727 INFO L147 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size 75 [2021-06-11 11:23:06,728 INFO L147 QuantifierPusher]: treesize reduction 23, result has 86.1 percent of original size 143 [2021-06-11 11:23:06,730 INFO L147 QuantifierPusher]: treesize reduction 35, result has 87.7 percent of original size 250 [2021-06-11 11:23:06,732 INFO L147 QuantifierPusher]: treesize reduction 85, result has 82.5 percent of original size 401 [2021-06-11 11:23:06,734 INFO L147 QuantifierPusher]: treesize reduction 110, result has 86.1 percent of original size 684 [2021-06-11 11:23:06,736 INFO L147 QuantifierPusher]: treesize reduction 110, result has 86.1 percent of original size 684 [2021-06-11 11:23:06,739 INFO L142 QuantifierPusher]: treesize reduction 110, result has 86.1 percent of original size [2021-06-11 11:23:06,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 684 [2021-06-11 11:23:06,742 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 3 xjuncts. [2021-06-11 11:23:06,816 INFO L628 ElimStorePlain]: treesize reduction 676, result has 1.2 percent of original size [2021-06-11 11:23:06,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,817 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:23:06,817 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:8 [2021-06-11 11:23:06,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:06,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:06,844 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 11:23:06,845 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:23:06,845 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-11 11:23:06,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781032689] [2021-06-11 11:23:06,846 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-11 11:23:06,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:23:06,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-11 11:23:06,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2021-06-11 11:23:06,846 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:23:06,846 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 11:23:06,846 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:23:06,847 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:23:06,847 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:23:07,465 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 11:23:07,465 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:07,465 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:07,465 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:07,465 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:07,539 INFO L382 tUnfolder$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 11:23:07,539 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 11:23:07,539 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:07,539 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 11:23:07,539 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:07,884 INFO L129 PetriNetUnfolder]: 1681/3353 cut-off events. [2021-06-11 11:23:07,884 INFO L130 PetriNetUnfolder]: For 28558/28690 co-relation queries the response was YES. [2021-06-11 11:23:07,907 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 11:23:07,929 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 856 selfloop transitions, 127 changer transitions 0/995 dead transitions. [2021-06-11 11:23:07,929 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 233 places, 995 transitions, 27511 flow [2021-06-11 11:23:07,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-11 11:23:07,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-06-11 11:23:07,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 370 transitions. [2021-06-11 11:23:07,930 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6401384083044983 [2021-06-11 11:23:07,930 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 370 transitions. [2021-06-11 11:23:07,930 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 370 transitions. [2021-06-11 11:23:07,930 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:23:07,930 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 370 transitions. [2021-06-11 11:23:07,931 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 11:23:07,931 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 11:23:07,931 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 11:23:07,931 INFO L185 Difference]: Start difference. First operand has 217 places, 975 transitions, 25247 flow. Second operand 17 states and 370 transitions. [2021-06-11 11:23:07,932 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 233 places, 995 transitions, 27511 flow [2021-06-11 11:23:08,218 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 11:23:08,238 INFO L241 Difference]: Finished difference. Result has 229 places, 995 transitions, 25762 flow [2021-06-11 11:23:08,239 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 11:23:08,239 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 202 predicate places. [2021-06-11 11:23:08,239 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:23:08,239 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 229 places, 995 transitions, 25762 flow [2021-06-11 11:23:08,239 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 229 places, 995 transitions, 25762 flow [2021-06-11 11:23:08,247 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 229 places, 995 transitions, 25762 flow [2021-06-11 11:23:08,390 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][513], [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), 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: 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))), 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))), 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 11:23:08,390 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:08,390 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:08,390 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:08,390 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:08,683 INFO L129 PetriNetUnfolder]: 1622/3179 cut-off events. [2021-06-11 11:23:08,683 INFO L130 PetriNetUnfolder]: For 27937/27984 co-relation queries the response was YES. [2021-06-11 11:23:08,703 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27420 conditions, 3179 events. 1622/3179 cut-off events. For 27937/27984 co-relation queries the response was YES. Maximal size of possible extension queue 306. Compared 24451 event pairs, 0 based on Foata normal form. 1/3040 useless extension candidates. Maximal degree in co-relation 26806. Up to 609 conditions per place. [2021-06-11 11:23:08,740 INFO L151 LiptonReduction]: Number of co-enabled transitions 10074 [2021-06-11 11:23:08,863 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:23:08,863 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:23:08,863 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 624 [2021-06-11 11:23:08,863 INFO L480 AbstractCegarLoop]: Abstraction has has 229 places, 995 transitions, 25762 flow [2021-06-11 11:23:08,863 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 11:23:08,863 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:23:08,863 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 11:23:09,064 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable113 [2021-06-11 11:23:09,064 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:23:09,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:23:09,064 INFO L82 PathProgramCache]: Analyzing trace with hash 1616481878, now seen corresponding path program 1 times [2021-06-11 11:23:09,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:23:09,064 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822813821] [2021-06-11 11:23:09,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:23:09,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:09,087 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-06-11 11:23:09,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:09,099 INFO L142 QuantifierPusher]: treesize reduction 39, result has 51.9 percent of original size [2021-06-11 11:23:09,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 11:23:09,123 INFO L142 QuantifierPusher]: treesize reduction 54, result has 39.3 percent of original size [2021-06-11 11:23:09,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 11:23:09,143 INFO L142 QuantifierPusher]: treesize reduction 71, result has 43.7 percent of original size [2021-06-11 11:23:09,143 INFO L147 QuantifierPusher]: treesize reduction 13, result has 76.4 percent of original size 42 [2021-06-11 11:23:09,165 INFO L142 QuantifierPusher]: treesize reduction 45, result has 36.6 percent of original size [2021-06-11 11:23:09,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:09,176 INFO L142 QuantifierPusher]: treesize reduction 14, result has 61.1 percent of original size [2021-06-11 11:23:09,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:09,192 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 11:23:09,192 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822813821] [2021-06-11 11:23:09,192 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [377947113] [2021-06-11 11:23:09,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 11:23:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:09,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 11:23:09,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:23:09,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:09,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:09,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:23:09,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:23:09,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:23:09,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,233 INFO L147 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size 20 [2021-06-11 11:23:09,234 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-06-11 11:23:09,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:23:09,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:23:09,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:23:09,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,242 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size 26 [2021-06-11 11:23:09,243 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.1 percent of original size [2021-06-11 11:23:09,243 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 11:23:09,243 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-06-11 11:23:09,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:09,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:09,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,253 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size 25 [2021-06-11 11:23:09,254 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size [2021-06-11 11:23:09,254 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-06-11 11:23:09,254 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 11:23:09,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:23:09,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:23:09,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,263 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size 25 [2021-06-11 11:23:09,263 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 11:23:09,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:09,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:09,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:09,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:09,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:09,276 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 11:23:09,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:23:09,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:09,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:09,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:23:09,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:09,293 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,293 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 11:23:09,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:09,294 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size [2021-06-11 11:23:09,295 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:23:09,295 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:23:09,296 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,296 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:23:09,296 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:09,296 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,297 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:09,297 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:09,297 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,298 INFO L147 QuantifierPusher]: treesize reduction 14, result has 86.3 percent of original size 88 [2021-06-11 11:23:09,298 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:09,299 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:09,299 INFO L142 QuantifierPusher]: treesize reduction 54, result has 75.6 percent of original size [2021-06-11 11:23:09,300 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:09,300 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:09,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,301 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.0 percent of original size 52 [2021-06-11 11:23:09,301 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:09,302 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:09,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,303 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.1 percent of original size 48 [2021-06-11 11:23:09,303 INFO L147 QuantifierPusher]: treesize reduction 32, result has 87.0 percent of original size 215 [2021-06-11 11:23:09,304 INFO L147 QuantifierPusher]: treesize reduction 32, result has 87.0 percent of original size 215 [2021-06-11 11:23:09,305 INFO L142 QuantifierPusher]: treesize reduction 32, result has 87.0 percent of original size [2021-06-11 11:23:09,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 215 [2021-06-11 11:23:09,306 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:23:09,422 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 34 [2021-06-11 11:23:09,423 INFO L628 ElimStorePlain]: treesize reduction 131, result has 39.1 percent of original size [2021-06-11 11:23:09,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,424 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:23:09,424 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:84 [2021-06-11 11:23:09,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:09,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 11:23:09,486 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 11:23:09,486 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:23:09,486 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-11 11:23:09,487 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985829328] [2021-06-11 11:23:09,487 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-11 11:23:09,487 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:23:09,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-11 11:23:09,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-06-11 11:23:09,487 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:23:09,487 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 11:23:09,487 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:23:09,487 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:23:09,488 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:23:09,873 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2021-06-11 11:23:10,108 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 11:23:10,108 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:10,108 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:10,108 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:10,108 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:10,581 INFO L129 PetriNetUnfolder]: 1796/3585 cut-off events. [2021-06-11 11:23:10,581 INFO L130 PetriNetUnfolder]: For 30294/30478 co-relation queries the response was YES. [2021-06-11 11:23:10,605 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 11:23:10,628 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 840 selfloop transitions, 207 changer transitions 0/1059 dead transitions. [2021-06-11 11:23:10,628 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 244 places, 1059 transitions, 29596 flow [2021-06-11 11:23:10,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-11 11:23:10,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-06-11 11:23:10,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 349 transitions. [2021-06-11 11:23:10,629 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6415441176470589 [2021-06-11 11:23:10,629 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 349 transitions. [2021-06-11 11:23:10,629 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 349 transitions. [2021-06-11 11:23:10,629 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:23:10,629 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 349 transitions. [2021-06-11 11:23:10,629 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 11:23:10,630 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 11:23:10,630 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 11:23:10,630 INFO L185 Difference]: Start difference. First operand has 229 places, 995 transitions, 25762 flow. Second operand 16 states and 349 transitions. [2021-06-11 11:23:10,630 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 244 places, 1059 transitions, 29596 flow [2021-06-11 11:23:10,942 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 11:23:10,963 INFO L241 Difference]: Finished difference. Result has 238 places, 1059 transitions, 28023 flow [2021-06-11 11:23:10,964 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 11:23:10,964 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 211 predicate places. [2021-06-11 11:23:10,964 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:23:10,964 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 238 places, 1059 transitions, 28023 flow [2021-06-11 11:23:10,964 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 238 places, 1059 transitions, 28023 flow [2021-06-11 11:23:10,974 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 238 places, 1059 transitions, 28023 flow [2021-06-11 11:23:11,098 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][547], [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, 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))), 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 11:23:11,099 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:11,099 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:11,099 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:11,099 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:11,469 INFO L129 PetriNetUnfolder]: 1751/3410 cut-off events. [2021-06-11 11:23:11,469 INFO L130 PetriNetUnfolder]: For 29876/29913 co-relation queries the response was YES. [2021-06-11 11:23:11,492 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29840 conditions, 3410 events. 1751/3410 cut-off events. For 29876/29913 co-relation queries the response was YES. Maximal size of possible extension queue 324. Compared 26528 event pairs, 0 based on Foata normal form. 0/3261 useless extension candidates. Maximal degree in co-relation 29305. Up to 665 conditions per place. [2021-06-11 11:23:11,541 INFO L151 LiptonReduction]: Number of co-enabled transitions 10746 [2021-06-11 11:23:11,710 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:23:11,710 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:23:11,710 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 746 [2021-06-11 11:23:11,710 INFO L480 AbstractCegarLoop]: Abstraction has has 238 places, 1059 transitions, 28023 flow [2021-06-11 11:23:11,711 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 11:23:11,711 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:23:11,711 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 11:23:11,912 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable144 [2021-06-11 11:23:11,913 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:23:11,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:23:11,913 INFO L82 PathProgramCache]: Analyzing trace with hash -789344370, now seen corresponding path program 10 times [2021-06-11 11:23:11,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:23:11,913 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212367059] [2021-06-11 11:23:11,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:23:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:11,933 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-06-11 11:23:11,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:11,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:11,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:11,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:11,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:23:11,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:11,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 11:23:11,973 INFO L142 QuantifierPusher]: treesize reduction 39, result has 42.6 percent of original size [2021-06-11 11:23:11,973 INFO L147 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size 20 [2021-06-11 11:23:11,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:11,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:12,002 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 11:23:12,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:12,008 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 11:23:12,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212367059] [2021-06-11 11:23:12,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1469378315] [2021-06-11 11:23:12,008 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 11:23:12,032 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-11 11:23:12,032 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:23:12,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-11 11:23:12,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:23:12,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:12,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:12,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:12,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:12,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:12,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:12,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:12,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:12,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:12,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:12,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:12,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:12,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:12,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:12,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:12,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:12,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:12,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:23:12,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:23:12,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:23:12,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,054 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size 24 [2021-06-11 11:23:12,055 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size [2021-06-11 11:23:12,055 INFO L147 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size 16 [2021-06-11 11:23:12,055 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size [2021-06-11 11:23:12,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:12,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:12,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:12,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:12,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:12,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:23:12,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,082 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size 25 [2021-06-11 11:23:12,083 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size [2021-06-11 11:23:12,083 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-06-11 11:23:12,083 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-06-11 11:23:12,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:23:12,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:23:12,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,095 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size 25 [2021-06-11 11:23:12,095 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 11:23:12,096 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size 22 [2021-06-11 11:23:12,096 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size [2021-06-11 11:23:12,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:12,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:12,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:12,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:12,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:12,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:12,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,111 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-06-11 11:23:12,111 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size [2021-06-11 11:23:12,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:12,112 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 11:23:12,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:23:12,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:12,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:12,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:23:12,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:12,131 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,131 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 11:23:12,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:12,133 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size [2021-06-11 11:23:12,133 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:23:12,133 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:23:12,134 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,134 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:23:12,134 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:12,134 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,135 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:12,135 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:12,135 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,136 INFO L147 QuantifierPusher]: treesize reduction 13, result has 87.1 percent of original size 88 [2021-06-11 11:23:12,137 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:12,137 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:12,138 INFO L142 QuantifierPusher]: treesize reduction 64, result has 70.8 percent of original size [2021-06-11 11:23:12,138 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:12,139 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:12,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-11 11:23:12,140 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:12,141 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:12,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,142 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.3 percent of original size 44 [2021-06-11 11:23:12,143 INFO L147 QuantifierPusher]: treesize reduction -1, result has 100.5 percent of original size 203 [2021-06-11 11:23:12,144 INFO L147 QuantifierPusher]: treesize reduction -1, result has 100.5 percent of original size 203 [2021-06-11 11:23:12,145 INFO L142 QuantifierPusher]: treesize reduction -1, result has 100.5 percent of original size [2021-06-11 11:23:12,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2021-06-11 11:23:12,146 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:23:12,260 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 38 [2021-06-11 11:23:12,260 INFO L628 ElimStorePlain]: treesize reduction 114, result has 43.8 percent of original size [2021-06-11 11:23:12,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,261 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:23:12,261 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:89 [2021-06-11 11:23:12,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:12,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 11:23:12,329 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 11:23:12,329 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:23:12,329 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 12 [2021-06-11 11:23:12,330 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426454856] [2021-06-11 11:23:12,330 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-11 11:23:12,330 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:23:12,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-11 11:23:12,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-06-11 11:23:12,330 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:23:12,330 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 11:23:12,330 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:23:12,330 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:23:12,331 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:23:13,002 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 11:23:13,002 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:13,002 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:13,002 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:13,002 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:13,108 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 11:23:13,108 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 11:23:13,108 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:13,108 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 11:23:13,108 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:13,576 INFO L129 PetriNetUnfolder]: 1929/3861 cut-off events. [2021-06-11 11:23:13,576 INFO L130 PetriNetUnfolder]: For 33977/34109 co-relation queries the response was YES. [2021-06-11 11:23:13,604 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 11:23:13,631 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 482 selfloop transitions, 657 changer transitions 0/1151 dead transitions. [2021-06-11 11:23:13,631 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 256 places, 1151 transitions, 32425 flow [2021-06-11 11:23:13,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-11 11:23:13,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-06-11 11:23:13,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 417 transitions. [2021-06-11 11:23:13,632 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6455108359133127 [2021-06-11 11:23:13,632 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 417 transitions. [2021-06-11 11:23:13,632 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 417 transitions. [2021-06-11 11:23:13,632 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:23:13,632 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 417 transitions. [2021-06-11 11:23:13,633 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 11:23:13,633 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 11:23:13,633 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 11:23:13,633 INFO L185 Difference]: Start difference. First operand has 238 places, 1059 transitions, 28023 flow. Second operand 19 states and 417 transitions. [2021-06-11 11:23:13,633 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 256 places, 1151 transitions, 32425 flow [2021-06-11 11:23:13,968 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 11:23:13,990 INFO L241 Difference]: Finished difference. Result has 251 places, 1151 transitions, 32174 flow [2021-06-11 11:23:13,991 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 11:23:13,991 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 224 predicate places. [2021-06-11 11:23:13,991 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:23:13,991 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 251 places, 1151 transitions, 32174 flow [2021-06-11 11:23:13,991 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 251 places, 1151 transitions, 32174 flow [2021-06-11 11:23:14,002 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 251 places, 1151 transitions, 32174 flow [2021-06-11 11:23:14,142 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][570], [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)), 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: 1977#(or (and (<= s2 s1) (<= s1 s2)) (not (= i2 i1))), Black: 342#(<= i2 (+ i1 1)), Black: 492#(and (= (select x 1) s2) (= (+ (select x i1) (select x 1)) s1)), 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)))), 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)), 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 11:23:14,142 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:14,142 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:14,142 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:14,142 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:14,438 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[][321], [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: 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: 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: 342#(<= i2 (+ i1 1)), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 348#(<= 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: 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: 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: 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)), 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 11:23:14,438 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-06-11 11:23:14,438 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:23:14,438 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:23:14,438 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:23:14,525 INFO L129 PetriNetUnfolder]: 1918/3722 cut-off events. [2021-06-11 11:23:14,525 INFO L130 PetriNetUnfolder]: For 35293/35372 co-relation queries the response was YES. [2021-06-11 11:23:14,554 INFO L84 FinitePrefix]: Finished finitePrefix Result has 34313 conditions, 3722 events. 1918/3722 cut-off events. For 35293/35372 co-relation queries the response was YES. Maximal size of possible extension queue 358. Compared 29278 event pairs, 0 based on Foata normal form. 1/3561 useless extension candidates. Maximal degree in co-relation 33686. Up to 737 conditions per place. [2021-06-11 11:23:14,601 INFO L151 LiptonReduction]: Number of co-enabled transitions 11730 [2021-06-11 11:23:14,797 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:23:14,797 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:23:14,797 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 806 [2021-06-11 11:23:14,798 INFO L480 AbstractCegarLoop]: Abstraction has has 251 places, 1151 transitions, 32174 flow [2021-06-11 11:23:14,798 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 11:23:14,798 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:23:14,798 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 11:23:14,998 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151,28 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:23:14,998 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:23:14,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:23:14,999 INFO L82 PathProgramCache]: Analyzing trace with hash 859896467, now seen corresponding path program 11 times [2021-06-11 11:23:14,999 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:23:14,999 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743750835] [2021-06-11 11:23:14,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:23:15,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:15,008 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 11:23:15,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:15,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 11:23:15,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:23:15,029 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 11:23:15,030 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743750835] [2021-06-11 11:23:15,030 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [694735579] [2021-06-11 11:23:15,030 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 11:23:15,052 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-11 11:23:15,052 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:23:15,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-11 11:23:15,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:23:15,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:15,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:15,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:15,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:15,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:15,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:15,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:15,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:15,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:15,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:15,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:15,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:23:15,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:15,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:15,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:23:15,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:15,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:15,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:15,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:15,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:15,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:15,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:15,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:15,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:15,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:15,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:15,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:15,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:15,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:15,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:15,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:15,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:15,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:15,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:15,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:15,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:15,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:15,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:15,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:15,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:15,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:15,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:15,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:15,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:15,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:15,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:15,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:15,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:15,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:15,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:23:15,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:15,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:15,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:23:15,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:15,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:15,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:15,102 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 11:23:15,102 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:23:15,102 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-06-11 11:23:15,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538508409] [2021-06-11 11:23:15,103 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-11 11:23:15,103 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:23:15,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-11 11:23:15,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2021-06-11 11:23:15,104 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 34 [2021-06-11 11:23:15,104 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 11:23:15,104 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:23:15,104 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 34 [2021-06-11 11:23:15,104 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:23:15,380 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: 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: 342#(<= i2 (+ i1 1)), 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 11:23:15,381 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:15,381 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:15,381 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:15,381 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:15,995 INFO L129 PetriNetUnfolder]: 2100/4172 cut-off events. [2021-06-11 11:23:15,995 INFO L130 PetriNetUnfolder]: For 42017/42147 co-relation queries the response was YES. [2021-06-11 11:23:16,028 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 11:23:16,056 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 226 selfloop transitions, 1018 changer transitions 0/1256 dead transitions. [2021-06-11 11:23:16,056 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 260 places, 1256 transitions, 36910 flow [2021-06-11 11:23:16,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-11 11:23:16,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-11 11:23:16,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 243 transitions. [2021-06-11 11:23:16,057 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7147058823529412 [2021-06-11 11:23:16,057 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 243 transitions. [2021-06-11 11:23:16,057 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 243 transitions. [2021-06-11 11:23:16,057 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:23:16,057 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 243 transitions. [2021-06-11 11:23:16,058 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 11:23:16,058 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 11:23:16,058 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 11:23:16,058 INFO L185 Difference]: Start difference. First operand has 251 places, 1151 transitions, 32174 flow. Second operand 10 states and 243 transitions. [2021-06-11 11:23:16,058 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 260 places, 1256 transitions, 36910 flow [2021-06-11 11:23:16,574 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 11:23:16,599 INFO L241 Difference]: Finished difference. Result has 256 places, 1256 transitions, 38102 flow [2021-06-11 11:23:16,599 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 11:23:16,600 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 229 predicate places. [2021-06-11 11:23:16,600 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:23:16,600 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 256 places, 1256 transitions, 38102 flow [2021-06-11 11:23:16,600 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 256 places, 1256 transitions, 38102 flow [2021-06-11 11:23:16,612 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 256 places, 1256 transitions, 38102 flow [2021-06-11 11:23:16,773 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][533], [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: 1976#(or (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1)), 1167#true, 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: 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, 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: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), 735#true, Black: 2071#(<= i1 (+ i2 3)), Black: 2077#(<= i1 i2), 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 11:23:16,773 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:16,773 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:16,773 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:16,773 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:17,097 INFO L382 tUnfolder$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[][365], [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: 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: 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: 342#(<= i2 (+ i1 1)), Black: 1978#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 348#(<= i2 i1), 2066#true, Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 23#L81true, 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: 2069#(<= i1 (+ i2 1)), Black: 2070#(<= i1 (+ i2 2)), 735#true, Black: 2071#(<= i1 (+ i2 3)), Black: 54#(<= i2 i1), Black: 2077#(<= i1 i2), 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 11:23:17,098 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-06-11 11:23:17,098 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:23:17,098 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:23:17,098 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:23:17,238 INFO L129 PetriNetUnfolder]: 2082/4040 cut-off events. [2021-06-11 11:23:17,239 INFO L130 PetriNetUnfolder]: For 47529/47611 co-relation queries the response was YES. [2021-06-11 11:23:17,271 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40237 conditions, 4040 events. 2082/4040 cut-off events. For 47529/47611 co-relation queries the response was YES. Maximal size of possible extension queue 393. Compared 32249 event pairs, 0 based on Foata normal form. 2/3861 useless extension candidates. Maximal degree in co-relation 39341. Up to 793 conditions per place. [2021-06-11 11:23:17,325 INFO L151 LiptonReduction]: Number of co-enabled transitions 12726 [2021-06-11 11:23:17,549 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:23:17,550 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:23:17,550 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 950 [2021-06-11 11:23:17,550 INFO L480 AbstractCegarLoop]: Abstraction has has 256 places, 1256 transitions, 38102 flow [2021-06-11 11:23:17,550 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 11:23:17,550 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:23:17,550 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 11:23:17,751 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable158 [2021-06-11 11:23:17,751 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:23:17,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:23:17,752 INFO L82 PathProgramCache]: Analyzing trace with hash -1509931455, now seen corresponding path program 12 times [2021-06-11 11:23:17,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:23:17,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14428296] [2021-06-11 11:23:17,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:23:17,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:17,761 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-06-11 11:23:17,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:17,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,767 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-06-11 11:23:17,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:17,772 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-06-11 11:23:17,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:17,778 INFO L142 QuantifierPusher]: treesize reduction 19, result has 34.5 percent of original size [2021-06-11 11:23:17,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:17,784 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-06-11 11:23:17,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:17,790 INFO L142 QuantifierPusher]: treesize reduction 25, result has 19.4 percent of original size [2021-06-11 11:23:17,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 11:23:17,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:23:17,798 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 11:23:17,798 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14428296] [2021-06-11 11:23:17,798 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [965977550] [2021-06-11 11:23:17,799 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 11:23:17,821 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-11 11:23:17,821 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:23:17,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-11 11:23:17,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:23:17,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:17,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:17,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:17,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:17,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:17,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:17,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:17,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:17,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:17,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:17,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:17,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:23:17,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:17,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:17,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:23:17,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:17,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:17,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:17,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:17,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:17,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:17,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:17,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:17,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:17,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:17,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:17,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:17,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:17,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:17,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:17,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:17,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:17,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:17,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:17,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:17,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:17,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:17,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:23:17,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:17,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:17,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:23:17,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:17,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:17,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:17,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:17,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:17,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:17,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:17,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:17,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:17,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:17,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:17,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:17,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:17,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:17,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:17,884 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 11:23:17,884 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:23:17,884 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 12 [2021-06-11 11:23:17,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104019204] [2021-06-11 11:23:17,884 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-11 11:23:17,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:23:17,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-11 11:23:17,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-06-11 11:23:17,885 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 34 [2021-06-11 11:23:17,886 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 11:23:17,886 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:23:17,886 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 34 [2021-06-11 11:23:17,886 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:23:18,255 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: 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: 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 11:23:18,255 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:18,255 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:18,255 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:18,255 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:19,024 INFO L129 PetriNetUnfolder]: 2128/4240 cut-off events. [2021-06-11 11:23:19,024 INFO L130 PetriNetUnfolder]: For 50392/50530 co-relation queries the response was YES. [2021-06-11 11:23:19,060 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 11:23:19,092 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 342 selfloop transitions, 918 changer transitions 0/1272 dead transitions. [2021-06-11 11:23:19,093 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 264 places, 1272 transitions, 40752 flow [2021-06-11 11:23:19,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 11:23:19,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 11:23:19,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 214 transitions. [2021-06-11 11:23:19,093 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6993464052287581 [2021-06-11 11:23:19,093 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 214 transitions. [2021-06-11 11:23:19,093 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 214 transitions. [2021-06-11 11:23:19,093 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:23:19,093 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 214 transitions. [2021-06-11 11:23:19,094 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 11:23:19,094 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 11:23:19,094 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 11:23:19,094 INFO L185 Difference]: Start difference. First operand has 256 places, 1256 transitions, 38102 flow. Second operand 9 states and 214 transitions. [2021-06-11 11:23:19,094 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 264 places, 1272 transitions, 40752 flow [2021-06-11 11:23:19,670 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 11:23:19,697 INFO L241 Difference]: Finished difference. Result has 265 places, 1270 transitions, 41544 flow [2021-06-11 11:23:19,698 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 11:23:19,698 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 238 predicate places. [2021-06-11 11:23:19,698 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:23:19,698 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 265 places, 1270 transitions, 41544 flow [2021-06-11 11:23:19,698 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 265 places, 1270 transitions, 41544 flow [2021-06-11 11:23:19,712 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 265 places, 1270 transitions, 41544 flow [2021-06-11 11:23:19,877 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][580], [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: 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: 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, 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))), 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)), 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: 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))), 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 11:23:19,878 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 11:23:19,878 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:23:19,878 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:19,878 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:20,453 INFO L129 PetriNetUnfolder]: 2113/4104 cut-off events. [2021-06-11 11:23:20,453 INFO L130 PetriNetUnfolder]: For 51949/52017 co-relation queries the response was YES. [2021-06-11 11:23:20,486 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43882 conditions, 4104 events. 2113/4104 cut-off events. For 51949/52017 co-relation queries the response was YES. Maximal size of possible extension queue 387. Compared 32895 event pairs, 0 based on Foata normal form. 0/3924 useless extension candidates. Maximal degree in co-relation 43008. Up to 801 conditions per place. [2021-06-11 11:23:20,546 INFO L151 LiptonReduction]: Number of co-enabled transitions 12930 [2021-06-11 11:23:20,771 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:23:20,771 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:23:20,771 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1073 [2021-06-11 11:23:20,772 INFO L480 AbstractCegarLoop]: Abstraction has has 265 places, 1270 transitions, 41544 flow [2021-06-11 11:23:20,772 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 11:23:20,772 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:23:20,772 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 11:23:20,980 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable159 [2021-06-11 11:23:20,981 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:23:20,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:23:20,981 INFO L82 PathProgramCache]: Analyzing trace with hash -741029581, now seen corresponding path program 13 times [2021-06-11 11:23:20,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:23:20,981 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152406365] [2021-06-11 11:23:20,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:23:20,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:20,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:20,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:20,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:20,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:20,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:20,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:20,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:20,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,008 INFO L142 QuantifierPusher]: treesize reduction 25, result has 19.4 percent of original size [2021-06-11 11:23:21,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 11:23:21,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:23:21,019 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 11:23:21,019 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152406365] [2021-06-11 11:23:21,019 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [152237262] [2021-06-11 11:23:21,019 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) [2021-06-11 11:23:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:21,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-11 11:23:21,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:23:21,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:21,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:21,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:21,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:21,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:21,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:23:21,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:21,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:21,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:21,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:21,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:21,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:21,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:21,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:21,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:21,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:21,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:21,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:21,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:21,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:23:21,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:21,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:21,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:23:21,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:21,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:21,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:21,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:21,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:21,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:21,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:21,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:21,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:21,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:21,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:21,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:21,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:21,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:21,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:21,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:21,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:21,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:21,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:21,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:21,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:21,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:21,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:21,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:21,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:21,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:21,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:21,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:21,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:21,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:21,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:21,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:21,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:21,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:21,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:21,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:21,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:21,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:21,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:21,100 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 11:23:21,100 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:23:21,101 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 10 [2021-06-11 11:23:21,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407116925] [2021-06-11 11:23:21,101 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-11 11:23:21,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:23:21,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-11 11:23:21,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-06-11 11:23:21,101 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 11:23:21,101 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 11:23:21,101 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:23:21,102 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 11:23:21,102 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:23:21,451 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: 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: 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 11:23:21,451 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:21,451 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:21,451 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:21,451 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:22,336 INFO L129 PetriNetUnfolder]: 2318/4618 cut-off events. [2021-06-11 11:23:22,337 INFO L130 PetriNetUnfolder]: For 57990/58133 co-relation queries the response was YES. [2021-06-11 11:23:22,382 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 11:23:22,421 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 822 selfloop transitions, 553 changer transitions 0/1387 dead transitions. [2021-06-11 11:23:22,421 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 273 places, 1387 transitions, 47020 flow [2021-06-11 11:23:22,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 11:23:22,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 11:23:22,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 231 transitions. [2021-06-11 11:23:22,422 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7549019607843137 [2021-06-11 11:23:22,422 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 231 transitions. [2021-06-11 11:23:22,422 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 231 transitions. [2021-06-11 11:23:22,422 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:23:22,422 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 231 transitions. [2021-06-11 11:23:22,422 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 11:23:22,422 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 11:23:22,423 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 11:23:22,423 INFO L185 Difference]: Start difference. First operand has 265 places, 1270 transitions, 41544 flow. Second operand 9 states and 231 transitions. [2021-06-11 11:23:22,423 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 273 places, 1387 transitions, 47020 flow [2021-06-11 11:23:23,165 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 11:23:23,194 INFO L241 Difference]: Finished difference. Result has 273 places, 1385 transitions, 45118 flow [2021-06-11 11:23:23,195 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 11:23:23,195 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 246 predicate places. [2021-06-11 11:23:23,195 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:23:23,195 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 273 places, 1385 transitions, 45118 flow [2021-06-11 11:23:23,195 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 273 places, 1385 transitions, 45118 flow [2021-06-11 11:23:23,209 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 273 places, 1385 transitions, 45118 flow [2021-06-11 11:23:23,375 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][506], [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: 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: 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))), 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: 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: 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))), 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 11:23:23,375 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 11:23:23,375 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:23:23,375 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:23,375 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:24,014 INFO L129 PetriNetUnfolder]: 2310/4486 cut-off events. [2021-06-11 11:23:24,014 INFO L130 PetriNetUnfolder]: For 53121/53156 co-relation queries the response was YES. [2021-06-11 11:23:24,059 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47732 conditions, 4486 events. 2310/4486 cut-off events. For 53121/53156 co-relation queries the response was YES. Maximal size of possible extension queue 416. Compared 36333 event pairs, 0 based on Foata normal form. 0/4294 useless extension candidates. Maximal degree in co-relation 46910. Up to 897 conditions per place. [2021-06-11 11:23:24,126 INFO L151 LiptonReduction]: Number of co-enabled transitions 14112 [2021-06-11 11:23:24,399 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:23:24,399 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:23:24,399 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1204 [2021-06-11 11:23:24,399 INFO L480 AbstractCegarLoop]: Abstraction has has 273 places, 1385 transitions, 45118 flow [2021-06-11 11:23:24,399 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 11:23:24,399 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:23:24,399 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 11:23:24,600 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:23:24,601 INFO L428 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:23:24,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:23:24,601 INFO L82 PathProgramCache]: Analyzing trace with hash 1740255446, now seen corresponding path program 9 times [2021-06-11 11:23:24,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:23:24,601 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411881469] [2021-06-11 11:23:24,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:23:24,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:24,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:24,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,625 INFO L142 QuantifierPusher]: treesize reduction 27, result has 12.9 percent of original size [2021-06-11 11:23:24,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:23:24,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 11:23:24,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:23:24,633 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 11:23:24,633 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411881469] [2021-06-11 11:23:24,633 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1774931826] [2021-06-11 11:23:24,633 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 11:23:24,656 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-11 11:23:24,656 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:23:24,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-11 11:23:24,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:23:24,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:24,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:24,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:24,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:24,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:24,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:23:24,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:24,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:24,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:23:24,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:24,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:24,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:24,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:24,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:24,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:24,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:24,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:24,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:24,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:24,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:24,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:24,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:24,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:24,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:24,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:24,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:24,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:24,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:24,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:24,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:24,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:23:24,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:24,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:24,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:23:24,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:24,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:24,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:24,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:24,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:24,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:24,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:24,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:24,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:24,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:24,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:24,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:24,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:24,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:24,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:24,709 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 11:23:24,709 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:23:24,709 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-06-11 11:23:24,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100893922] [2021-06-11 11:23:24,709 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-11 11:23:24,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:23:24,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-11 11:23:24,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-06-11 11:23:24,710 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 11:23:24,710 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 11:23:24,710 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:23:24,710 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 11:23:24,711 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:23:25,160 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: 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: 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 11:23:25,160 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:25,160 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:25,160 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:25,160 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:26,098 INFO L129 PetriNetUnfolder]: 2455/4894 cut-off events. [2021-06-11 11:23:26,098 INFO L130 PetriNetUnfolder]: For 63377/63513 co-relation queries the response was YES. [2021-06-11 11:23:26,145 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 11:23:26,185 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 514 selfloop transitions, 938 changer transitions 0/1464 dead transitions. [2021-06-11 11:23:26,185 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 285 places, 1464 transitions, 49664 flow [2021-06-11 11:23:26,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-11 11:23:26,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-06-11 11:23:26,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 341 transitions. [2021-06-11 11:23:26,186 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7714932126696833 [2021-06-11 11:23:26,186 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 341 transitions. [2021-06-11 11:23:26,186 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 341 transitions. [2021-06-11 11:23:26,187 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:23:26,187 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 341 transitions. [2021-06-11 11:23:26,187 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 11:23:26,187 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 11:23:26,187 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 11:23:26,188 INFO L185 Difference]: Start difference. First operand has 273 places, 1385 transitions, 45118 flow. Second operand 13 states and 341 transitions. [2021-06-11 11:23:26,188 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 285 places, 1464 transitions, 49664 flow [2021-06-11 11:23:26,944 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 11:23:26,977 INFO L241 Difference]: Finished difference. Result has 286 places, 1460 transitions, 49651 flow [2021-06-11 11:23:26,978 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 11:23:26,978 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 259 predicate places. [2021-06-11 11:23:26,978 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:23:26,978 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 286 places, 1460 transitions, 49651 flow [2021-06-11 11:23:26,978 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 286 places, 1460 transitions, 49651 flow [2021-06-11 11:23:26,995 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 286 places, 1460 transitions, 49651 flow [2021-06-11 11:23:27,182 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][1315], [9#L62true, 10#L49true, Black: 1136#(<= (+ i2 1) i1), Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2307#(and (not (= i1 n)) (not (= n (+ i1 1))) (<= (+ i1 2) i2)), Black: 1098#true, 268#(and (< i2 n) (<= (+ i2 1) i1)), 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)), 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: 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: 342#(<= i2 (+ i1 1)), 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, 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)), Black: 2159#(<= i1 i2), 949#true, 2358#(<= (+ i2 1) i1), 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: 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)), Black: 2324#(<= i2 (+ i1 2)), 2146#true, 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)), 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 11:23:27,182 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 11:23:27,182 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:27,182 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:23:27,182 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:27,962 INFO L129 PetriNetUnfolder]: 2428/4738 cut-off events. [2021-06-11 11:23:27,962 INFO L130 PetriNetUnfolder]: For 64145/64300 co-relation queries the response was YES. [2021-06-11 11:23:28,013 INFO L84 FinitePrefix]: Finished finitePrefix Result has 52310 conditions, 4738 events. 2428/4738 cut-off events. For 64145/64300 co-relation queries the response was YES. Maximal size of possible extension queue 421. Compared 38737 event pairs, 0 based on Foata normal form. 4/4539 useless extension candidates. Maximal degree in co-relation 51389. Up to 921 conditions per place. [2021-06-11 11:23:28,105 INFO L151 LiptonReduction]: Number of co-enabled transitions 14850 [2021-06-11 11:23:28,387 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:23:28,387 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:23:28,387 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1409 [2021-06-11 11:23:28,387 INFO L480 AbstractCegarLoop]: Abstraction has has 286 places, 1460 transitions, 49651 flow [2021-06-11 11:23:28,387 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 11:23:28,388 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:23:28,388 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 11:23:28,592 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161,32 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:23:28,593 INFO L428 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:23:28,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:23:28,593 INFO L82 PathProgramCache]: Analyzing trace with hash 1147427306, now seen corresponding path program 14 times [2021-06-11 11:23:28,593 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:23:28,593 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688670410] [2021-06-11 11:23:28,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:23:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:28,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:28,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 11:23:28,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 11:23:28,631 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 11:23:28,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688670410] [2021-06-11 11:23:28,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [184130522] [2021-06-11 11:23:28,632 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 11:23:28,656 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 11:23:28,656 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:23:28,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-11 11:23:28,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:23:28,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:28,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:28,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:28,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:28,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:28,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:23:28,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:28,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:28,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 11:23:28,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 11:23:28,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:28,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:28,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:28,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:28,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:28,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:28,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:28,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:28,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:28,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:28,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:28,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:28,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:28,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:28,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:28,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:28,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:28,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:28,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:28,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:28,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:28,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:28,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:28,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:28,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 11:23:28,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:28,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:28,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:28,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:28,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 11:23:28,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:28,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:28,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:28,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:28,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:28,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 11:23:28,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:28,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:28,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 11:23:28,717 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 11:23:28,717 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:23:28,717 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-06-11 11:23:28,717 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292891423] [2021-06-11 11:23:28,717 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-11 11:23:28,717 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:23:28,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-11 11:23:28,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-06-11 11:23:28,718 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 34 [2021-06-11 11:23:28,718 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 11:23:28,718 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:23:28,718 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 34 [2021-06-11 11:23:28,718 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:23:29,131 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: 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: 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 11:23:29,132 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-06-11 11:23:29,132 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:29,132 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:29,132 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:30,265 INFO L129 PetriNetUnfolder]: 2610/5179 cut-off events. [2021-06-11 11:23:30,265 INFO L130 PetriNetUnfolder]: For 72335/72555 co-relation queries the response was YES. [2021-06-11 11:23:30,313 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 11:23:30,353 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 336 selfloop transitions, 1199 changer transitions 0/1547 dead transitions. [2021-06-11 11:23:30,353 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 295 places, 1547 transitions, 54842 flow [2021-06-11 11:23:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-11 11:23:30,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-11 11:23:30,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 263 transitions. [2021-06-11 11:23:30,354 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7735294117647059 [2021-06-11 11:23:30,354 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 263 transitions. [2021-06-11 11:23:30,354 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 263 transitions. [2021-06-11 11:23:30,354 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:23:30,354 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 263 transitions. [2021-06-11 11:23:30,355 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 11:23:30,355 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 11:23:30,355 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 11:23:30,355 INFO L185 Difference]: Start difference. First operand has 286 places, 1460 transitions, 49651 flow. Second operand 10 states and 263 transitions. [2021-06-11 11:23:30,355 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 295 places, 1547 transitions, 54842 flow [2021-06-11 11:23:31,204 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 11:23:31,239 INFO L241 Difference]: Finished difference. Result has 293 places, 1543 transitions, 55858 flow [2021-06-11 11:23:31,240 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 11:23:31,240 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 266 predicate places. [2021-06-11 11:23:31,240 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:23:31,240 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 293 places, 1543 transitions, 55858 flow [2021-06-11 11:23:31,241 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 293 places, 1543 transitions, 55858 flow [2021-06-11 11:23:31,259 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 293 places, 1543 transitions, 55858 flow [2021-06-11 11:23:31,464 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][885], [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: 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)), 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 11:23:31,464 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-06-11 11:23:31,464 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:31,464 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:31,464 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-06-11 11:23:32,246 INFO L129 PetriNetUnfolder]: 2595/5003 cut-off events. [2021-06-11 11:23:32,246 INFO L130 PetriNetUnfolder]: For 78712/78751 co-relation queries the response was YES. [2021-06-11 11:23:32,294 INFO L84 FinitePrefix]: Finished finitePrefix Result has 58438 conditions, 5003 events. 2595/5003 cut-off events. For 78712/78751 co-relation queries the response was YES. Maximal size of possible extension queue 446. Compared 41113 event pairs, 0 based on Foata normal form. 0/4802 useless extension candidates. Maximal degree in co-relation 57531. Up to 953 conditions per place. [2021-06-11 11:23:32,373 INFO L151 LiptonReduction]: Number of co-enabled transitions 15624 [2021-06-11 11:23:32,723 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:23:32,724 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:23:32,724 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1484 [2021-06-11 11:23:32,724 INFO L480 AbstractCegarLoop]: Abstraction has has 293 places, 1543 transitions, 55858 flow [2021-06-11 11:23:32,724 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 11:23:32,724 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:23:32,724 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 11:23:32,924 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162,33 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:23:32,925 INFO L428 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:23:32,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:23:32,925 INFO L82 PathProgramCache]: Analyzing trace with hash -284815881, now seen corresponding path program 10 times [2021-06-11 11:23:32,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:23:32,925 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555410451] [2021-06-11 11:23:32,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:23:32,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:32,968 INFO L142 QuantifierPusher]: treesize reduction 17, result has 50.0 percent of original size [2021-06-11 11:23:32,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:23:32,978 INFO L142 QuantifierPusher]: treesize reduction 14, result has 57.6 percent of original size [2021-06-11 11:23:32,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:23:32,985 INFO L142 QuantifierPusher]: treesize reduction 14, result has 65.0 percent of original size [2021-06-11 11:23:32,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:32,991 INFO L142 QuantifierPusher]: treesize reduction 14, result has 72.0 percent of original size [2021-06-11 11:23:32,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 11:23:32,999 INFO L142 QuantifierPusher]: treesize reduction 14, result has 76.7 percent of original size [2021-06-11 11:23:33,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 11:23:33,011 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.7 percent of original size [2021-06-11 11:23:33,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 11:23:33,026 INFO L142 QuantifierPusher]: treesize reduction 11, result has 76.6 percent of original size [2021-06-11 11:23:33,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 11:23:33,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:33,052 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 11:23:33,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,065 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 11:23:33,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555410451] [2021-06-11 11:23:33,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1443926724] [2021-06-11 11:23:33,065 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) [2021-06-11 11:23:33,104 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-11 11:23:33,104 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:23:33,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 55 conjunts are in the unsatisfiable core [2021-06-11 11:23:33,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:23:33,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:33,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:33,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:33,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:23:33,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:33,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:33,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:33,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:33,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:33,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:33,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:33,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:33,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,113 INFO L147 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size 24 [2021-06-11 11:23:33,113 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 11:23:33,113 INFO L147 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size 21 [2021-06-11 11:23:33,113 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-06-11 11:23:33,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:33,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:33,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,125 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.6 percent of original size 29 [2021-06-11 11:23:33,125 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-06-11 11:23:33,126 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size 26 [2021-06-11 11:23:33,126 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 11:23:33,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:33,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:33,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,140 INFO L147 QuantifierPusher]: treesize reduction 7, result has 82.9 percent of original size 34 [2021-06-11 11:23:33,141 INFO L142 QuantifierPusher]: treesize reduction 7, result has 83.3 percent of original size [2021-06-11 11:23:33,141 INFO L147 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size 19 [2021-06-11 11:23:33,141 INFO L142 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size [2021-06-11 11:23:33,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:23:33,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:23:33,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,157 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size 25 [2021-06-11 11:23:33,157 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 11:23:33,158 INFO L147 QuantifierPusher]: treesize reduction 6, result has 78.6 percent of original size 22 [2021-06-11 11:23:33,158 INFO L142 QuantifierPusher]: treesize reduction 6, result has 78.6 percent of original size [2021-06-11 11:23:33,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:33,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:33,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:33,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:33,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:33,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:33,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:33,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:33,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:33,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:33,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,179 INFO L147 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size 27 [2021-06-11 11:23:33,179 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size [2021-06-11 11:23:33,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 11:23:33,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 11:23:33,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 11:23:33,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,199 INFO L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-06-11 11:23:33,199 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-06-11 11:23:33,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 11:23:33,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 11:23:33,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 11:23:33,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,219 INFO L147 QuantifierPusher]: treesize reduction 5, result has 88.4 percent of original size 38 [2021-06-11 11:23:33,219 INFO L142 QuantifierPusher]: treesize reduction 5, result has 88.6 percent of original size [2021-06-11 11:23:33,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:33,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:33,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:33,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,238 INFO L147 QuantifierPusher]: treesize reduction 3, result has 91.9 percent of original size 34 [2021-06-11 11:23:33,238 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.1 percent of original size [2021-06-11 11:23:33,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:33,239 INFO L142 QuantifierPusher]: treesize reduction 6, result has 83.8 percent of original size [2021-06-11 11:23:33,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 11:23:33,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:23:33,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:33,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 11:23:33,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:23:33,266 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,266 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 11:23:33,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:33,267 INFO L142 QuantifierPusher]: treesize reduction 13, result has 79.7 percent of original size [2021-06-11 11:23:33,268 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:23:33,268 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:23:33,268 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,269 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:23:33,269 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:33,269 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,269 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:33,269 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:33,270 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,271 INFO L147 QuantifierPusher]: treesize reduction 16, result has 85.3 percent of original size 93 [2021-06-11 11:23:33,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:33,271 INFO L142 QuantifierPusher]: treesize reduction 17, result has 87.1 percent of original size [2021-06-11 11:23:33,272 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 2, 3, 1] term [2021-06-11 11:23:33,272 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:33,272 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,273 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 3, 1] term [2021-06-11 11:23:33,273 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:33,273 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,273 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 3, 1] term [2021-06-11 11:23:33,273 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:33,274 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,275 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:23:33,275 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:23:33,275 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,276 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:23:33,276 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:33,276 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,276 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:33,276 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:33,277 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,278 INFO L147 QuantifierPusher]: treesize reduction 46, result has 82.3 percent of original size 214 [2021-06-11 11:23:33,278 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:33,279 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:33,280 INFO L142 QuantifierPusher]: treesize reduction 56, result has 80.6 percent of original size [2021-06-11 11:23:33,280 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:33,281 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:33,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 11:23:33,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2021-06-11 11:23:33,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2021-06-11 11:23:33,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2021-06-11 11:23:33,286 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:23:33,313 INFO L628 ElimStorePlain]: treesize reduction 232, result has 3.3 percent of original size [2021-06-11 11:23:33,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:33,314 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:23:33,314 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:8 [2021-06-11 11:23:33,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:33,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:33,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:33,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:33,340 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 11:23:33,340 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:23:33,340 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-06-11 11:23:33,340 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406180030] [2021-06-11 11:23:33,340 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-11 11:23:33,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:23:33,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-11 11:23:33,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2021-06-11 11:23:33,341 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:23:33,342 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 11:23:33,342 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:23:33,342 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:23:33,342 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:23:34,484 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: 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)), 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 11:23:34,484 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:23:34,484 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:34,484 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:34,484 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:34,510 INFO L382 tUnfolder$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][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: 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, 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 11:23:34,510 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 11:23:34,510 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 11:23:34,510 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:34,510 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:34,575 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: 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))), 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 11:23:34,575 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:23:34,575 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:23:34,576 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:34,576 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:23:34,769 INFO L382 tUnfolder$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: 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, 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 11:23:34,769 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-06-11 11:23:34,769 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:34,769 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:34,769 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-06-11 11:23:34,771 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: 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: 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 11:23:34,771 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-06-11 11:23:34,771 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:23:34,771 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:23:34,771 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:23:35,662 INFO L129 PetriNetUnfolder]: 3005/5960 cut-off events. [2021-06-11 11:23:35,662 INFO L130 PetriNetUnfolder]: For 94698/94794 co-relation queries the response was YES. [2021-06-11 11:23:35,721 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 11:23:35,772 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 460 selfloop transitions, 1307 changer transitions 0/1779 dead transitions. [2021-06-11 11:23:35,772 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 312 places, 1779 transitions, 66104 flow [2021-06-11 11:23:35,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-11 11:23:35,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-06-11 11:23:35,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 446 transitions. [2021-06-11 11:23:35,773 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6558823529411765 [2021-06-11 11:23:35,773 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 446 transitions. [2021-06-11 11:23:35,773 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 446 transitions. [2021-06-11 11:23:35,773 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:23:35,773 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 446 transitions. [2021-06-11 11:23:35,773 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 11:23:35,774 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 11:23:35,774 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 11:23:35,774 INFO L185 Difference]: Start difference. First operand has 293 places, 1543 transitions, 55858 flow. Second operand 20 states and 446 transitions. [2021-06-11 11:23:35,774 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 312 places, 1779 transitions, 66104 flow [2021-06-11 11:23:36,859 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 11:23:36,905 INFO L241 Difference]: Finished difference. Result has 314 places, 1779 transitions, 65796 flow [2021-06-11 11:23:36,906 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 11:23:36,907 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 287 predicate places. [2021-06-11 11:23:36,907 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:23:36,907 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 314 places, 1779 transitions, 65796 flow [2021-06-11 11:23:36,907 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 314 places, 1779 transitions, 65796 flow [2021-06-11 11:23:36,930 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 314 places, 1779 transitions, 65796 flow [2021-06-11 11:23:37,347 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][1296], [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: 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: 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)))), 18#L36true, 2066#true, Black: 218#(<= i2 i1), 21#L79true, 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)), 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), 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)), 949#true, Black: 2410#(<= i2 (+ i1 2)), Black: 2159#(<= i1 i2), Black: 2175#(<= i1 (+ i2 2)), Black: 2411#(<= i2 (+ i1 3)), 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 11:23:37,347 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:23:37,347 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:23:37,347 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:23:37,347 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:37,425 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][341], [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: 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, 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, 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)), 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 11:23:37,425 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 11:23:37,425 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 11:23:37,425 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:37,425 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:37,478 INFO L382 tUnfolder$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][758], [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: 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, 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, 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 11:23:37,479 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:23:37,479 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:37,479 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:37,479 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:37,817 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[][249], [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)), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), 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: 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, 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, 23#L81true, 1056#(<= (+ i2 2) i1), 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, 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))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 76#(<= (+ i2 1) i1), 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))), Black: 2149#(<= i1 (+ i2 1)), 1971#true, Black: 2417#(<= i2 i1), Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2409#(<= i2 (+ i1 1)), Black: 884#(<= (+ i2 2) i1), 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)), 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 11:23:37,817 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-06-11 11:23:37,817 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:23:37,817 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:23:37,817 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:23:37,934 INFO L382 tUnfolder$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[][249], [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)), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), 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: 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, Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, 23#L81true, 1056#(<= (+ i2 2) i1), 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))), 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)), 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))), Black: 2149#(<= i1 (+ i2 1)), 1971#true, Black: 2417#(<= i2 i1), Black: 2221#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2409#(<= i2 (+ i1 1)), Black: 884#(<= (+ i2 2) i1), 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)), 2232#true, 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)), 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 11:23:37,935 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is not cut-off event [2021-06-11 11:23:37,935 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:23:37,935 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:23:37,935 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:23:38,159 INFO L129 PetriNetUnfolder]: 3014/5803 cut-off events. [2021-06-11 11:23:38,159 INFO L130 PetriNetUnfolder]: For 96998/97039 co-relation queries the response was YES. [2021-06-11 11:23:38,224 INFO L84 FinitePrefix]: Finished finitePrefix Result has 69004 conditions, 5803 events. 3014/5803 cut-off events. For 96998/97039 co-relation queries the response was YES. Maximal size of possible extension queue 509. Compared 48702 event pairs, 0 based on Foata normal form. 0/5571 useless extension candidates. Maximal degree in co-relation 67765. Up to 1073 conditions per place. [2021-06-11 11:23:38,327 INFO L151 LiptonReduction]: Number of co-enabled transitions 18048 [2021-06-11 11:23:38,763 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:23:38,763 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:23:38,763 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1856 [2021-06-11 11:23:38,763 INFO L480 AbstractCegarLoop]: Abstraction has has 314 places, 1779 transitions, 65796 flow [2021-06-11 11:23:38,764 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 11:23:38,764 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:23:38,764 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 11:23:38,964 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:23:38,964 INFO L428 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:23:38,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:23:38,964 INFO L82 PathProgramCache]: Analyzing trace with hash 1341630961, now seen corresponding path program 11 times [2021-06-11 11:23:38,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:23:38,965 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643464127] [2021-06-11 11:23:38,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:23:38,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:38,984 INFO L142 QuantifierPusher]: treesize reduction 41, result has 35.9 percent of original size [2021-06-11 11:23:38,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 11:23:38,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:38,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:23:39,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:39,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 11:23:39,022 INFO L142 QuantifierPusher]: treesize reduction 50, result has 37.5 percent of original size [2021-06-11 11:23:39,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 11:23:39,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 11:23:39,061 INFO L142 QuantifierPusher]: treesize reduction 39, result has 42.6 percent of original size [2021-06-11 11:23:39,061 INFO L147 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size 20 [2021-06-11 11:23:39,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:39,072 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 11:23:39,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:23:39,077 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 11:23:39,077 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643464127] [2021-06-11 11:23:39,077 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1484187464] [2021-06-11 11:23:39,077 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:23:39,106 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-11 11:23:39,106 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:23:39,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 55 conjunts are in the unsatisfiable core [2021-06-11 11:23:39,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:23:39,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:39,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:39,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:39,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:39,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:39,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:39,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:39,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:39,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,113 INFO L147 QuantifierPusher]: treesize reduction 6, result has 80.0 percent of original size 24 [2021-06-11 11:23:39,113 INFO L142 QuantifierPusher]: treesize reduction 6, result has 80.6 percent of original size [2021-06-11 11:23:39,114 INFO L147 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size 21 [2021-06-11 11:23:39,114 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size [2021-06-11 11:23:39,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:39,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:39,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:39,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:39,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:39,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:39,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,126 INFO L147 QuantifierPusher]: treesize reduction 7, result has 80.6 percent of original size 29 [2021-06-11 11:23:39,126 INFO L142 QuantifierPusher]: treesize reduction 7, result has 81.1 percent of original size [2021-06-11 11:23:39,126 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size 26 [2021-06-11 11:23:39,127 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 11:23:39,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:39,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:39,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:39,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:39,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:39,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:39,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,141 INFO L147 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size 31 [2021-06-11 11:23:39,141 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.9 percent of original size [2021-06-11 11:23:39,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:39,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:39,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:39,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:39,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:39,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:39,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:39,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 11:23:39,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:23:39,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:23:39,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:23:39,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 11:23:39,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 11:23:39,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 11:23:39,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 11:23:39,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,189 INFO L147 QuantifierPusher]: treesize reduction 5, result has 89.4 percent of original size 42 [2021-06-11 11:23:39,189 INFO L142 QuantifierPusher]: treesize reduction 5, result has 89.6 percent of original size [2021-06-11 11:23:39,190 INFO L147 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size 25 [2021-06-11 11:23:39,190 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-06-11 11:23:39,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:23:39,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:23:39,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 11:23:39,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,204 INFO L147 QuantifierPusher]: treesize reduction 6, result has 82.4 percent of original size 28 [2021-06-11 11:23:39,204 INFO L142 QuantifierPusher]: treesize reduction 6, result has 82.4 percent of original size [2021-06-11 11:23:39,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:39,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:39,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,218 INFO L147 QuantifierPusher]: treesize reduction 3, result has 91.9 percent of original size 34 [2021-06-11 11:23:39,218 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.1 percent of original size [2021-06-11 11:23:39,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:39,233 INFO L142 QuantifierPusher]: treesize reduction 6, result has 83.8 percent of original size [2021-06-11 11:23:39,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 11:23:39,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:23:39,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:39,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 11:23:39,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:23:39,261 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,261 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 11:23:39,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:39,263 INFO L142 QuantifierPusher]: treesize reduction 13, result has 79.7 percent of original size [2021-06-11 11:23:39,263 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:23:39,263 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:23:39,264 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,264 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:23:39,264 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:39,265 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,265 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:39,265 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:39,265 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,266 INFO L147 QuantifierPusher]: treesize reduction 12, result has 88.6 percent of original size 93 [2021-06-11 11:23:39,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:39,267 INFO L142 QuantifierPusher]: treesize reduction 13, result has 89.8 percent of original size [2021-06-11 11:23:39,267 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 2, 3, 1] term [2021-06-11 11:23:39,267 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:39,268 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,268 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 3, 1] term [2021-06-11 11:23:39,268 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:39,268 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,269 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 3, 1] term [2021-06-11 11:23:39,269 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:39,284 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,285 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:39,285 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:39,285 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,286 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:23:39,286 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:23:39,286 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,287 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:23:39,287 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:39,287 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,287 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:39,287 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:39,288 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,289 INFO L147 QuantifierPusher]: treesize reduction 48, result has 83.0 percent of original size 235 [2021-06-11 11:23:39,290 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:39,291 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:39,292 INFO L142 QuantifierPusher]: treesize reduction 58, result has 81.4 percent of original size [2021-06-11 11:23:39,292 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:39,292 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:39,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 11:23:39,294 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:39,294 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:39,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,295 INFO L147 QuantifierPusher]: treesize reduction 4, result has 92.5 percent of original size 49 [2021-06-11 11:23:39,295 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:39,296 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:39,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:23:39,298 INFO L147 QuantifierPusher]: treesize reduction 4, result has 98.7 percent of original size 306 [2021-06-11 11:23:39,299 INFO L147 QuantifierPusher]: treesize reduction 4, result has 98.7 percent of original size 306 [2021-06-11 11:23:39,300 INFO L142 QuantifierPusher]: treesize reduction 4, result has 98.7 percent of original size [2021-06-11 11:23:39,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 306 [2021-06-11 11:23:39,301 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:23:39,323 INFO L628 ElimStorePlain]: treesize reduction 298, result has 2.6 percent of original size [2021-06-11 11:23:39,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:39,324 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:23:39,324 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:8 [2021-06-11 11:23:39,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:39,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:39,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:39,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 11:23:39,347 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 11:23:39,348 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:23:39,348 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2021-06-11 11:23:39,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80171537] [2021-06-11 11:23:39,348 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-11 11:23:39,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:23:39,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-11 11:23:39,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2021-06-11 11:23:39,348 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:23:39,348 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 11:23:39,349 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:23:39,349 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:23:39,349 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:23:40,397 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: 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, 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 11:23:40,397 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 11:23:40,397 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:40,397 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:40,397 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 11:23:40,405 INFO L382 tUnfolder$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 11:23:40,405 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 11:23:40,405 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 11:23:40,405 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:40,406 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:40,517 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: 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))), 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 11:23:40,517 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:23:40,517 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:23:40,517 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:23:40,517 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:41,735 INFO L129 PetriNetUnfolder]: 3147/6247 cut-off events. [2021-06-11 11:23:41,735 INFO L130 PetriNetUnfolder]: For 104237/104370 co-relation queries the response was YES. [2021-06-11 11:23:41,800 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 11:23:41,856 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 1006 selfloop transitions, 840 changer transitions 0/1858 dead transitions. [2021-06-11 11:23:41,856 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 330 places, 1858 transitions, 72140 flow [2021-06-11 11:23:41,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-11 11:23:41,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-06-11 11:23:41,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 371 transitions. [2021-06-11 11:23:41,857 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6418685121107266 [2021-06-11 11:23:41,857 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 371 transitions. [2021-06-11 11:23:41,857 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 371 transitions. [2021-06-11 11:23:41,857 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:23:41,857 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 371 transitions. [2021-06-11 11:23:41,857 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 11:23:41,858 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 11:23:41,858 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 11:23:41,858 INFO L185 Difference]: Start difference. First operand has 314 places, 1779 transitions, 65796 flow. Second operand 17 states and 371 transitions. [2021-06-11 11:23:41,858 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 330 places, 1858 transitions, 72140 flow [2021-06-11 11:23:43,207 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 11:23:43,254 INFO L241 Difference]: Finished difference. Result has 326 places, 1858 transitions, 70339 flow [2021-06-11 11:23:43,256 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 11:23:43,256 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 299 predicate places. [2021-06-11 11:23:43,256 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:23:43,256 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 326 places, 1858 transitions, 70339 flow [2021-06-11 11:23:43,256 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 326 places, 1858 transitions, 70339 flow [2021-06-11 11:23:43,280 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 326 places, 1858 transitions, 70339 flow [2021-06-11 11:23:43,729 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][1125], [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: 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: 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)), 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: 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 11:23:43,729 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:23:43,730 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:23:43,730 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:23:43,730 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:43,734 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][29], [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: 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)))), 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)), 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: 2159#(<= i1 i2), Black: 2410#(<= i2 (+ i1 2)), 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 11:23:43,734 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 11:23:43,734 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:43,734 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 11:23:43,734 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:43,765 INFO L382 tUnfolder$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][812], [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, 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)), 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)) (<= (+ 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(= 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 11:23:43,765 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 11:23:43,765 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:43,765 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:43,765 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 11:23:44,189 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[][290], [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)), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), 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))) (= 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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, 2601#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), 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))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 76#(<= (+ i2 1) i1), 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: 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)), 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))), Black: 2149#(<= i1 (+ i2 1)), 1971#true, Black: 2417#(<= i2 i1), 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)), 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 11:23:44,189 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-06-11 11:23:44,189 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:23:44,189 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:23:44,189 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:23:44,335 INFO L382 tUnfolder$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[][290], [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: 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: 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, Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, 23#L81true, 1056#(<= (+ i2 2) i1), 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, 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))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 76#(<= (+ i2 1) i1), 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: 2323#(<= i2 (+ i1 1)), Black: 2077#(<= i1 i2), 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: 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)), 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))), Black: 2149#(<= i1 (+ i2 1)), 1971#true, Black: 2417#(<= i2 i1), 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)), 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 11:23:44,335 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is not cut-off event [2021-06-11 11:23:44,335 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:23:44,335 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:23:44,335 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:23:44,343 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[][290], [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)), 270#(and (< (+ i2 1) n) (<= (+ i2 1) i1) (not (= i1 (+ i2 1)))), 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: 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, Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, 23#L81true, 1056#(<= (+ i2 2) i1), 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))), 2596#true, 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))), Black: 1527#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 76#(<= (+ i2 1) i1), 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: 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)), 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))), Black: 2149#(<= i1 (+ i2 1)), 1971#true, Black: 2417#(<= i2 i1), 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)), 2232#true, 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)), 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 11:23:44,343 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is not cut-off event [2021-06-11 11:23:44,343 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:23:44,343 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:23:44,343 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:23:44,600 INFO L129 PetriNetUnfolder]: 3124/6036 cut-off events. [2021-06-11 11:23:44,600 INFO L130 PetriNetUnfolder]: For 103331/103463 co-relation queries the response was YES. [2021-06-11 11:23:44,663 INFO L84 FinitePrefix]: Finished finitePrefix Result has 73702 conditions, 6036 events. 3124/6036 cut-off events. For 103331/103463 co-relation queries the response was YES. Maximal size of possible extension queue 534. Compared 51088 event pairs, 0 based on Foata normal form. 0/5789 useless extension candidates. Maximal degree in co-relation 72518. Up to 1089 conditions per place. [2021-06-11 11:23:44,764 INFO L151 LiptonReduction]: Number of co-enabled transitions 18888 [2021-06-11 11:23:45,231 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:23:45,231 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:23:45,231 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1975 [2021-06-11 11:23:45,231 INFO L480 AbstractCegarLoop]: Abstraction has has 326 places, 1858 transitions, 70339 flow [2021-06-11 11:23:45,231 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 11:23:45,231 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:23:45,231 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 11:23:45,432 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175,35 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:23:45,432 INFO L428 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:23:45,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:23:45,432 INFO L82 PathProgramCache]: Analyzing trace with hash -615312551, now seen corresponding path program 12 times [2021-06-11 11:23:45,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:23:45,432 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318484109] [2021-06-11 11:23:45,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:23:45,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:45,459 INFO L142 QuantifierPusher]: treesize reduction 38, result has 25.5 percent of original size [2021-06-11 11:23:45,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:23:45,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:45,477 INFO L142 QuantifierPusher]: treesize reduction 21, result has 58.0 percent of original size [2021-06-11 11:23:45,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 11:23:45,494 INFO L142 QuantifierPusher]: treesize reduction 36, result has 53.8 percent of original size [2021-06-11 11:23:45,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 11:23:45,509 INFO L142 QuantifierPusher]: treesize reduction 47, result has 42.7 percent of original size [2021-06-11 11:23:45,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 11:23:45,531 INFO L142 QuantifierPusher]: treesize reduction 76, result has 42.0 percent of original size [2021-06-11 11:23:45,532 INFO L147 QuantifierPusher]: treesize reduction 13, result has 76.4 percent of original size 42 [2021-06-11 11:23:45,556 INFO L142 QuantifierPusher]: treesize reduction 44, result has 37.1 percent of original size [2021-06-11 11:23:45,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:45,570 INFO L142 QuantifierPusher]: treesize reduction 14, result has 61.1 percent of original size [2021-06-11 11:23:45,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:45,589 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 11:23:45,589 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318484109] [2021-06-11 11:23:45,589 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [441657535] [2021-06-11 11:23:45,589 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) [2021-06-11 11:23:45,625 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-11 11:23:45,625 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:23:45,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 55 conjunts are in the unsatisfiable core [2021-06-11 11:23:45,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:23:45,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:23:45,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:45,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,638 INFO L147 QuantifierPusher]: treesize reduction 7, result has 77.4 percent of original size 24 [2021-06-11 11:23:45,639 INFO L142 QuantifierPusher]: treesize reduction 7, result has 78.1 percent of original size [2021-06-11 11:23:45,639 INFO L147 QuantifierPusher]: treesize reduction 6, result has 71.4 percent of original size 15 [2021-06-11 11:23:45,639 INFO L142 QuantifierPusher]: treesize reduction 6, result has 71.4 percent of original size [2021-06-11 11:23:45,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:23:45,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:23:45,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,648 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.3 percent of original size 24 [2021-06-11 11:23:45,648 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size [2021-06-11 11:23:45,649 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-06-11 11:23:45,649 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size [2021-06-11 11:23:45,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:45,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:45,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:45,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 11:23:45,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 11:23:45,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 11:23:45,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 11:23:45,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,675 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-06-11 11:23:45,675 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-06-11 11:23:45,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:45,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:23:45,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:45,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,690 INFO L147 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size 25 [2021-06-11 11:23:45,690 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size [2021-06-11 11:23:45,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:23:45,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:23:45,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,704 INFO L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-06-11 11:23:45,705 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-06-11 11:23:45,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:23:45,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:23:45,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:23:45,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 11:23:45,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,719 INFO L147 QuantifierPusher]: treesize reduction 6, result has 82.4 percent of original size 28 [2021-06-11 11:23:45,720 INFO L142 QuantifierPusher]: treesize reduction 6, result has 82.4 percent of original size [2021-06-11 11:23:45,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:45,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:45,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,735 INFO L147 QuantifierPusher]: treesize reduction 3, result has 91.9 percent of original size 34 [2021-06-11 11:23:45,735 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.1 percent of original size [2021-06-11 11:23:45,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:45,736 INFO L142 QuantifierPusher]: treesize reduction 6, result has 83.8 percent of original size [2021-06-11 11:23:45,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 11:23:45,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:23:45,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:45,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 11:23:45,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:23:45,760 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,760 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 11:23:45,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:45,762 INFO L142 QuantifierPusher]: treesize reduction 13, result has 79.7 percent of original size [2021-06-11 11:23:45,762 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:23:45,762 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:23:45,763 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,763 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:23:45,763 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:45,764 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,764 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:45,764 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:45,764 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,765 INFO L147 QuantifierPusher]: treesize reduction 14, result has 86.9 percent of original size 93 [2021-06-11 11:23:45,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:45,766 INFO L142 QuantifierPusher]: treesize reduction 15, result has 88.5 percent of original size [2021-06-11 11:23:45,766 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 2, 3, 1] term [2021-06-11 11:23:45,766 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:45,767 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,767 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:23:45,767 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:23:45,767 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,768 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:23:45,768 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:45,768 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,768 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:45,768 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:45,769 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,769 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 3, 1] term [2021-06-11 11:23:45,770 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:45,770 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,770 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 3, 1] term [2021-06-11 11:23:45,770 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:45,771 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,771 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:45,771 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:45,771 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,773 INFO L147 QuantifierPusher]: treesize reduction 49, result has 82.7 percent of original size 235 [2021-06-11 11:23:45,773 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:45,773 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:45,774 INFO L142 QuantifierPusher]: treesize reduction 59, result has 81.1 percent of original size [2021-06-11 11:23:45,775 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:45,775 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:45,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,776 INFO L147 QuantifierPusher]: treesize reduction -1, result has 102.1 percent of original size 48 [2021-06-11 11:23:45,776 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:45,777 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:45,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 11:23:45,778 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:45,779 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:45,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:23:45,781 INFO L147 QuantifierPusher]: treesize reduction -1, result has 100.3 percent of original size 321 [2021-06-11 11:23:45,782 INFO L147 QuantifierPusher]: treesize reduction -1, result has 100.3 percent of original size 321 [2021-06-11 11:23:45,783 INFO L142 QuantifierPusher]: treesize reduction -1, result has 100.3 percent of original size [2021-06-11 11:23:45,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 321 [2021-06-11 11:23:45,784 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:23:45,808 INFO L628 ElimStorePlain]: treesize reduction 313, result has 2.5 percent of original size [2021-06-11 11:23:45,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,809 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:23:45,809 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:8 [2021-06-11 11:23:45,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:45,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:45,838 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 11:23:45,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:23:45,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2021-06-11 11:23:45,838 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715747781] [2021-06-11 11:23:45,838 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-11 11:23:45,838 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:23:45,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-11 11:23:45,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2021-06-11 11:23:45,839 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:23:45,839 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 11:23:45,839 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:23:45,839 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:23:45,839 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:23:47,072 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: 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)))), 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 11:23:47,072 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 11:23:47,073 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 11:23:47,073 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:47,073 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:47,091 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 11:23:47,091 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 11:23:47,091 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:47,091 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 11:23:47,091 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:47,223 INFO L382 tUnfolder$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: 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))), 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 11:23:47,223 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:23:47,223 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:23:47,223 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:23:47,223 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:48,862 INFO L129 PetriNetUnfolder]: 3640/7221 cut-off events. [2021-06-11 11:23:48,862 INFO L130 PetriNetUnfolder]: For 119191/119323 co-relation queries the response was YES. [2021-06-11 11:23:48,943 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 11:23:49,011 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 1348 selfloop transitions, 802 changer transitions 0/2162 dead transitions. [2021-06-11 11:23:49,011 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 349 places, 2162 transitions, 87422 flow [2021-06-11 11:23:49,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-11 11:23:49,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-06-11 11:23:49,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 526 transitions. [2021-06-11 11:23:49,012 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6446078431372549 [2021-06-11 11:23:49,012 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 526 transitions. [2021-06-11 11:23:49,012 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 526 transitions. [2021-06-11 11:23:49,013 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:23:49,013 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 526 transitions. [2021-06-11 11:23:49,013 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 11:23:49,014 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 11:23:49,014 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 11:23:49,014 INFO L185 Difference]: Start difference. First operand has 326 places, 1858 transitions, 70339 flow. Second operand 24 states and 526 transitions. [2021-06-11 11:23:49,014 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 349 places, 2162 transitions, 87422 flow [2021-06-11 11:23:51,078 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 11:23:51,133 INFO L241 Difference]: Finished difference. Result has 345 places, 2162 transitions, 85373 flow [2021-06-11 11:23:51,135 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 11:23:51,135 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 318 predicate places. [2021-06-11 11:23:51,135 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:23:51,135 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 345 places, 2162 transitions, 85373 flow [2021-06-11 11:23:51,135 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 345 places, 2162 transitions, 85373 flow [2021-06-11 11:23:51,163 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 345 places, 2162 transitions, 85373 flow [2021-06-11 11:23:51,942 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][1244], [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: 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: 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), 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: 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: 2175#(<= i1 (+ i2 2)), Black: 2411#(<= i2 (+ i1 3)), 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: 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)))), 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 11:23:51,942 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:23:51,942 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:23:51,942 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:51,942 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:23:51,985 INFO L382 tUnfolder$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][1748], [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: 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, 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: 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))), 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)), Black: 2175#(<= i1 (+ i2 2)), Black: 2411#(<= i2 (+ i1 3)), 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))), 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: 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: 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)))), 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 11:23:51,985 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 11:23:51,985 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 11:23:51,985 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:51,985 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-06-11 11:23:52,004 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][895], [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: 2175#(<= i1 (+ i2 2)), Black: 2411#(<= i2 (+ i1 3)), 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))), 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: 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)))), 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 11:23:52,004 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 11:23:52,004 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:52,004 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:52,004 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 11:23:52,822 INFO L382 tUnfolder$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[][276], [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: 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, 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, 23#L81true, 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)))))), 1056#(<= (+ i2 2) i1), 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, 2601#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), 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: 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: 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)), 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: 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: 2159#(<= i1 i2), Black: 2410#(<= i2 (+ i1 2)), Black: 2175#(<= i1 (+ i2 2)), Black: 2411#(<= i2 (+ i1 3)), 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: 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: 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)))), 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 11:23:52,822 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-06-11 11:23:52,822 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:23:52,823 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:23:52,823 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-06-11 11:23:52,953 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[][276], [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: 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: 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, Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 23#L81true, 279#true, 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)))))), 1056#(<= (+ i2 2) i1), 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, 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: 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, 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(not (= i2 i1)))]) [2021-06-11 11:23:52,954 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is not cut-off event [2021-06-11 11:23:52,954 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:23:52,954 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:23:52,954 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:23:52,965 INFO L382 tUnfolder$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[][276], [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: 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 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(<= 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 11:23:52,965 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is not cut-off event [2021-06-11 11:23:52,965 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:23:52,965 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:23:52,965 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:23:53,241 INFO L129 PetriNetUnfolder]: 3546/6894 cut-off events. [2021-06-11 11:23:53,241 INFO L130 PetriNetUnfolder]: For 121096/121137 co-relation queries the response was YES. [2021-06-11 11:23:53,306 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89380 conditions, 6894 events. 3546/6894 cut-off events. For 121096/121137 co-relation queries the response was YES. Maximal size of possible extension queue 632. Compared 59868 event pairs, 0 based on Foata normal form. 0/6593 useless extension candidates. Maximal degree in co-relation 87637. Up to 1273 conditions per place. [2021-06-11 11:23:53,418 INFO L151 LiptonReduction]: Number of co-enabled transitions 22062 [2021-06-11 11:23:54,077 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:23:54,077 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:23:54,077 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2942 [2021-06-11 11:23:54,078 INFO L480 AbstractCegarLoop]: Abstraction has has 345 places, 2162 transitions, 85373 flow [2021-06-11 11:23:54,078 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 11:23:54,078 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:23:54,078 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 11:23:54,292 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 11:23:54,292 INFO L428 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:23:54,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:23:54,293 INFO L82 PathProgramCache]: Analyzing trace with hash 1949506671, now seen corresponding path program 13 times [2021-06-11 11:23:54,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:23:54,293 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231149258] [2021-06-11 11:23:54,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:23:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:54,313 INFO L142 QuantifierPusher]: treesize reduction 38, result has 25.5 percent of original size [2021-06-11 11:23:54,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:54,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:23:54,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:54,335 INFO L142 QuantifierPusher]: treesize reduction 21, result has 58.0 percent of original size [2021-06-11 11:23:54,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 11:23:54,353 INFO L142 QuantifierPusher]: treesize reduction 57, result has 41.8 percent of original size [2021-06-11 11:23:54,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 11:23:54,376 INFO L142 QuantifierPusher]: treesize reduction 65, result has 35.0 percent of original size [2021-06-11 11:23:54,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 11:23:54,399 INFO L142 QuantifierPusher]: treesize reduction 21, result has 65.6 percent of original size [2021-06-11 11:23:54,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 11:23:54,415 INFO L142 QuantifierPusher]: treesize reduction 44, result has 37.1 percent of original size [2021-06-11 11:23:54,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 11:23:54,430 INFO L142 QuantifierPusher]: treesize reduction 14, result has 61.1 percent of original size [2021-06-11 11:23:54,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:23:54,450 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 11:23:54,450 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231149258] [2021-06-11 11:23:54,450 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [283582650] [2021-06-11 11:23:54,451 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 11:23:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:23:54,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 55 conjunts are in the unsatisfiable core [2021-06-11 11:23:54,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:23:54,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:54,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:54,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:54,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:54,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:54,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:54,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:54,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:23:54,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:54,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,485 INFO L147 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size 17 [2021-06-11 11:23:54,485 INFO L142 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size [2021-06-11 11:23:54,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:23:54,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:23:54,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 11:23:54,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,497 INFO L147 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size 20 [2021-06-11 11:23:54,497 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-06-11 11:23:54,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:54,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:54,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:54,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:54,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:54,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:54,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:54,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:54,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:54,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:23:54,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,516 INFO L147 QuantifierPusher]: treesize reduction 5, result has 84.4 percent of original size 27 [2021-06-11 11:23:54,516 INFO L142 QuantifierPusher]: treesize reduction 5, result has 84.8 percent of original size [2021-06-11 11:23:54,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 11:23:54,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 11:23:54,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 11:23:54,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 11:23:54,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 11:23:54,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 11:23:54,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 11:23:54,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,534 INFO L147 QuantifierPusher]: treesize reduction 3, result has 91.7 percent of original size 33 [2021-06-11 11:23:54,534 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.9 percent of original size [2021-06-11 11:23:54,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 11:23:54,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 11:23:54,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 11:23:54,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,552 INFO L147 QuantifierPusher]: treesize reduction 9, result has 87.7 percent of original size 64 [2021-06-11 11:23:54,553 INFO L142 QuantifierPusher]: treesize reduction 9, result has 87.8 percent of original size [2021-06-11 11:23:54,553 INFO L147 QuantifierPusher]: treesize reduction 4, result has 93.8 percent of original size 61 [2021-06-11 11:23:54,553 INFO L142 QuantifierPusher]: treesize reduction 4, result has 93.8 percent of original size [2021-06-11 11:23:54,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-06-11 11:23:54,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-06-11 11:23:54,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,574 INFO L147 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size 67 [2021-06-11 11:23:54,575 INFO L142 QuantifierPusher]: treesize reduction 3, result has 95.8 percent of original size [2021-06-11 11:23:54,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-06-11 11:23:54,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-06-11 11:23:54,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-06-11 11:23:54,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 11:23:54,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,597 INFO L147 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size 28 [2021-06-11 11:23:54,597 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size [2021-06-11 11:23:54,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:54,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:23:54,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 11:23:54,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:54,625 INFO L142 QuantifierPusher]: treesize reduction 6, result has 83.8 percent of original size [2021-06-11 11:23:54,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 11:23:54,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:23:54,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:54,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 11:23:54,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 11:23:54,653 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,653 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 11:23:54,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:54,655 INFO L142 QuantifierPusher]: treesize reduction 13, result has 79.7 percent of original size [2021-06-11 11:23:54,655 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:23:54,655 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:23:54,656 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,656 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:23:54,656 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:54,657 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,657 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:54,657 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:54,658 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,659 INFO L147 QuantifierPusher]: treesize reduction 12, result has 88.6 percent of original size 93 [2021-06-11 11:23:54,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:54,660 INFO L142 QuantifierPusher]: treesize reduction 13, result has 89.8 percent of original size [2021-06-11 11:23:54,660 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 2, 3, 1] term [2021-06-11 11:23:54,660 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:54,661 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,661 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:23:54,661 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:23:54,662 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,662 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:23:54,662 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:54,663 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,663 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:54,663 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:54,663 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,664 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 3, 1] term [2021-06-11 11:23:54,664 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:23:54,666 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,666 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 3, 1] term [2021-06-11 11:23:54,666 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:54,666 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,667 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:23:54,667 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:54,667 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,670 INFO L147 QuantifierPusher]: treesize reduction 50, result has 82.5 percent of original size 235 [2021-06-11 11:23:54,670 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:54,671 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:54,673 INFO L142 QuantifierPusher]: treesize reduction 243, result has 58.6 percent of original size [2021-06-11 11:23:54,674 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:54,675 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:54,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,676 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.8 percent of original size 58 [2021-06-11 11:23:54,676 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:54,677 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:54,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:23:54,682 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:23:54,682 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:23:54,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,684 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.8 percent of original size 58 [2021-06-11 11:23:54,700 INFO L147 QuantifierPusher]: treesize reduction 152, result has 66.1 percent of original size 297 [2021-06-11 11:23:54,703 INFO L147 QuantifierPusher]: treesize reduction 152, result has 66.1 percent of original size 297 [2021-06-11 11:23:54,705 INFO L142 QuantifierPusher]: treesize reduction 152, result has 66.1 percent of original size [2021-06-11 11:23:54,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 297 [2021-06-11 11:23:54,707 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-11 11:23:54,735 INFO L628 ElimStorePlain]: treesize reduction 289, result has 2.7 percent of original size [2021-06-11 11:23:54,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:54,736 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 11:23:54,736 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:8 [2021-06-11 11:23:54,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:54,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 11:23:54,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:23:54,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 11:23:54,764 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 11:23:54,764 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 11:23:54,764 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-06-11 11:23:54,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515825330] [2021-06-11 11:23:54,765 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-11 11:23:54,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 11:23:54,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-11 11:23:54,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2021-06-11 11:23:54,766 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 34 [2021-06-11 11:23:54,766 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 11:23:54,766 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 11:23:54,766 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 34 [2021-06-11 11:23:54,766 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 11:23:56,387 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: 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)))), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 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 11:23:56,387 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-06-11 11:23:56,387 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:56,387 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-06-11 11:23:56,387 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-06-11 11:23:56,658 INFO L382 tUnfolder$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: 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))), 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: 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)))), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 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 11:23:56,658 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:23:56,658 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:23:56,659 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:23:56,659 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:23:59,098 INFO L129 PetriNetUnfolder]: 4128/8206 cut-off events. [2021-06-11 11:23:59,098 INFO L130 PetriNetUnfolder]: For 140462/140594 co-relation queries the response was YES. [2021-06-11 11:23:59,283 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 11:23:59,365 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 1530 selfloop transitions, 905 changer transitions 0/2447 dead transitions. [2021-06-11 11:23:59,366 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 2447 transitions, 100334 flow [2021-06-11 11:23:59,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-11 11:23:59,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2021-06-11 11:23:59,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 591 transitions. [2021-06-11 11:23:59,367 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6437908496732027 [2021-06-11 11:23:59,367 INFO L72 ComplementDD]: Start complementDD. Operand 27 states and 591 transitions. [2021-06-11 11:23:59,367 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 591 transitions. [2021-06-11 11:23:59,367 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 11:23:59,367 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 27 states and 591 transitions. [2021-06-11 11:23:59,368 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 11:23:59,368 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 11:23:59,368 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 11:23:59,369 INFO L185 Difference]: Start difference. First operand has 345 places, 2162 transitions, 85373 flow. Second operand 27 states and 591 transitions. [2021-06-11 11:23:59,369 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 2447 transitions, 100334 flow [2021-06-11 11:24:01,541 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 11:24:01,606 INFO L241 Difference]: Finished difference. Result has 367 places, 2447 transitions, 98250 flow [2021-06-11 11:24:01,607 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 11:24:01,608 INFO L343 CegarLoopForPetriNet]: 27 programPoint places, 340 predicate places. [2021-06-11 11:24:01,608 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 11:24:01,608 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 367 places, 2447 transitions, 98250 flow [2021-06-11 11:24:01,608 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 367 places, 2447 transitions, 98250 flow [2021-06-11 11:24:01,641 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 367 places, 2447 transitions, 98250 flow [2021-06-11 11:24:02,442 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][1481], [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: 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, 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))), 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: 2804#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 2070#(<= i1 (+ i2 2)), Black: 2807#(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: 2071#(<= i1 (+ i2 3)), Black: 2323#(<= i2 (+ i1 1)), Black: 2808#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 2077#(<= i1 i2), Black: 2324#(<= i2 (+ i1 2)), Black: 2809#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), 2146#true, Black: 2891#(and (or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))) (or (not (= n (+ i2 1))) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= i2 i1))), 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: 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))), 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: 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)))), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 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 11:24:02,442 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:24:02,442 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:24:02,442 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:24:02,442 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:24:02,540 INFO L382 tUnfolder$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][1083], [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: 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))), 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: 2804#(or (and (<= s1 (+ s2 (select x i1))) (<= (+ s2 (select x i1)) s1)) (<= (+ i2 2) i1) (<= i1 i2)), Black: 2807#(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: 2071#(<= i1 (+ i2 3)), Black: 2077#(<= i1 i2), Black: 2323#(<= i2 (+ i1 1)), Black: 2808#(or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))), Black: 2324#(<= i2 (+ i1 2)), 2146#true, Black: 2809#(or (not (= i2 n)) (not (= i2 i1)) (and (< s1 (+ s2 1)) (<= s2 s1))), Black: 2325#(<= i2 i1), Black: 2891#(and (or (not (= n (+ i1 1))) (not (= i2 n)) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2))) (or (not (= n (+ i2 1))) (and (<= s2 (+ s1 (select x i2))) (<= (+ s1 (select x i2)) s2)) (<= (+ i1 2) i2) (<= 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))), 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: 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)))), Black: 1510#(and (<= (+ i1 1) i2) (< i1 n)), 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 11:24:02,540 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-06-11 11:24:02,540 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:24:02,540 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-06-11 11:24:02,540 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-06-11 11:24:03,680 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[][377], [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: 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, Black: 218#(<= i2 i1), Black: 268#(and (< i2 n) (<= (+ i2 1) i1)), 279#true, 23#L81true, 1056#(<= (+ i2 2) i1), 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, 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))), 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: 2804#(or (and (<= s1 (+ s2 (select x 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L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:24:03,681 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:24:03,681 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:24:03,725 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([99] thread2EXIT-->L81: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][377], [9#L62true, 10#L49true, Black: 2305#(and (not (= i1 n)) (<= (+ i1 1) i2)), Black: 2307#(and 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(select x i1))) (<= (+ s2 (select x i1)) s1)) (not (= i1 (+ i2 1)))), Black: 955#(or (and (< s2 (+ s1 1)) (<= s1 s2)) (not (= i2 i1)))]) [2021-06-11 11:24:03,725 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is not cut-off event [2021-06-11 11:24:03,725 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:24:03,725 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-06-11 11:24:03,725 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-06-11 11:24:04,057 INFO L129 PetriNetUnfolder]: 4031/7825 cut-off events. [2021-06-11 11:24:04,057 INFO L130 PetriNetUnfolder]: For 140758/140801 co-relation queries the response was YES. [2021-06-11 11:24:04,241 INFO L84 FinitePrefix]: Finished finitePrefix Result has 102812 conditions, 7825 events. 4031/7825 cut-off events. For 140758/140801 co-relation queries the response was YES. Maximal size of possible extension queue 687. Compared 69290 event pairs, 0 based on Foata normal form. 0/7498 useless extension candidates. Maximal degree in co-relation 101054. Up to 1465 conditions per place. [2021-06-11 11:24:04,370 INFO L151 LiptonReduction]: Number of co-enabled transitions 25044 [2021-06-11 11:24:05,159 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 11:24:05,159 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 11:24:05,159 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3551 [2021-06-11 11:24:05,160 INFO L480 AbstractCegarLoop]: Abstraction has has 367 places, 2447 transitions, 98250 flow [2021-06-11 11:24:05,160 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 11:24:05,160 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 11:24:05,160 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 11:24:05,360 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable205 [2021-06-11 11:24:05,360 INFO L428 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 11:24:05,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 11:24:05,361 INFO L82 PathProgramCache]: Analyzing trace with hash 436481143, now seen corresponding path program 15 times [2021-06-11 11:24:05,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 11:24:05,361 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979047727] [2021-06-11 11:24:05,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 11:24:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 11:24:05,377 INFO L142 QuantifierPusher]: treesize reduction 42, result has 34.4 percent of original size [2021-06-11 11:24:05,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:24:05,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 11:24:05,394 INFO L142 QuantifierPusher]: treesize reduction 34, result has 54.7 percent of original size [2021-06-11 11:24:05,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 11:24:05,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 11:24:05,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 11:24:05,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 11:24:05,443 INFO L142 QuantifierPusher]: treesize reduction 39, result has 42.6 percent of original size [2021-06-11 11:24:05,443 INFO L147 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size 20 [2021-06-11 11:24:05,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:24:05,457 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-11 11:24:05,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 11:24:05,461 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 11:24:05,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979047727] [2021-06-11 11:24:05,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1748540158] [2021-06-11 11:24:05,461 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 11:24:05,485 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-11 11:24:05,485 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 11:24:05,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 55 conjunts are in the unsatisfiable core [2021-06-11 11:24:05,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 11:24:05,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:24:05,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:24:05,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:24:05,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:24:05,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:24:05,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:24:05,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:24:05,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:24:05,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:24:05,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:24:05,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:24:05,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:24:05,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:24:05,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:24:05,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:24:05,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 11:24:05,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,496 INFO L147 QuantifierPusher]: treesize reduction 7, result has 77.4 percent of original size 24 [2021-06-11 11:24:05,496 INFO L142 QuantifierPusher]: treesize reduction 7, result has 78.1 percent of original size [2021-06-11 11:24:05,497 INFO L147 QuantifierPusher]: treesize reduction 6, result has 71.4 percent of original size 15 [2021-06-11 11:24:05,497 INFO L142 QuantifierPusher]: treesize reduction 6, result has 71.4 percent of original size [2021-06-11 11:24:05,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:24:05,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 11:24:05,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 11:24:05,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:24:05,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:24:05,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 11:24:05,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,533 INFO L147 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size 26 [2021-06-11 11:24:05,533 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-06-11 11:24:05,534 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size 18 [2021-06-11 11:24:05,534 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-06-11 11:24:05,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:24:05,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:24:05,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:24:05,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:24:05,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:24:05,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 11:24:05,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,547 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size 24 [2021-06-11 11:24:05,547 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-06-11 11:24:05,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:24:05,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:24:05,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 11:24:05,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,560 INFO L147 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size 30 [2021-06-11 11:24:05,560 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-06-11 11:24:05,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:24:05,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:24:05,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 11:24:05,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 11:24:05,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,574 INFO L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-06-11 11:24:05,574 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 11:24:05,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:24:05,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 11:24:05,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,588 INFO L147 QuantifierPusher]: treesize reduction 3, result has 91.7 percent of original size 33 [2021-06-11 11:24:05,588 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.9 percent of original size [2021-06-11 11:24:05,588 INFO L147 QuantifierPusher]: treesize reduction 6, result has 83.3 percent of original size 30 [2021-06-11 11:24:05,589 INFO L142 QuantifierPusher]: treesize reduction 6, result has 83.3 percent of original size [2021-06-11 11:24:05,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 11:24:05,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 11:24:05,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-11 11:24:05,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,604 INFO L142 QuantifierPusher]: treesize reduction 6, result has 85.4 percent of original size [2021-06-11 11:24:05,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 11:24:05,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 11:24:05,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 11:24:05,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 11:24:05,709 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 62 [2021-06-11 11:24:05,710 INFO L354 Elim1Store]: treesize reduction 20, result has 85.0 percent of original size [2021-06-11 11:24:05,710 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 11:24:05,710 INFO L142 QuantifierPusher]: treesize reduction 12, result has 90.6 percent of original size [2021-06-11 11:24:05,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,713 INFO L142 QuantifierPusher]: treesize reduction 26, result has 79.0 percent of original size [2021-06-11 11:24:05,713 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 1] term [2021-06-11 11:24:05,714 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-06-11 11:24:05,714 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,715 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 1] term [2021-06-11 11:24:05,715 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-06-11 11:24:05,716 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,716 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 1] term [2021-06-11 11:24:05,716 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-06-11 11:24:05,718 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,718 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 1] term [2021-06-11 11:24:05,718 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 11:24:05,719 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,719 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 1] term [2021-06-11 11:24:05,719 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:24:05,719 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,720 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:24:05,720 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:05,723 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,724 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:24:05,724 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:24:05,724 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,726 INFO L147 QuantifierPusher]: treesize reduction 119, result has 76.1 percent of original size 379 [2021-06-11 11:24:05,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,728 INFO L142 QuantifierPusher]: treesize reduction 129, result has 76.3 percent of original size [2021-06-11 11:24:05,728 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:05,729 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,731 INFO L142 QuantifierPusher]: treesize reduction 53, result has 93.3 percent of original size [2021-06-11 11:24:05,732 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:24:05,732 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:05,732 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,733 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:24:05,733 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:24:05,734 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,735 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:24:05,735 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,736 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2021-06-11 11:24:05,736 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:05,736 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,737 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 1] term [2021-06-11 11:24:05,737 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:24:05,737 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,738 INFO L147 QuantifierPusher]: treesize reduction 25, result has 78.6 percent of original size 92 [2021-06-11 11:24:05,738 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 11:24:05,739 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,739 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.2 percent of original size [2021-06-11 11:24:05,740 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:05,740 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,741 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:24:05,741 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,742 INFO L147 QuantifierPusher]: treesize reduction 16, result has 44.8 percent of original size 13 [2021-06-11 11:24:05,743 INFO L147 QuantifierPusher]: treesize reduction 17, result has 77.0 percent of original size 57 [2021-06-11 11:24:05,743 INFO L147 QuantifierPusher]: treesize reduction 13, result has 91.5 percent of original size 140 [2021-06-11 11:24:05,744 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-06-11 11:24:05,744 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,745 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 11:24:05,746 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,747 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:24:05,747 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,748 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:05,749 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,749 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:24:05,750 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,750 INFO L142 QuantifierPusher]: treesize reduction 25, result has 61.5 percent of original size [2021-06-11 11:24:05,751 INFO L147 QuantifierPusher]: treesize reduction 13, result has 43.5 percent of original size 10 [2021-06-11 11:24:05,751 INFO L147 QuantifierPusher]: treesize reduction 11, result has 89.3 percent of original size 92 [2021-06-11 11:24:05,752 INFO L147 QuantifierPusher]: treesize reduction 28, result has 84.5 percent of original size 153 [2021-06-11 11:24:05,752 INFO L147 QuantifierPusher]: treesize reduction 64, result has 76.7 percent of original size 211 [2021-06-11 11:24:05,754 INFO L147 QuantifierPusher]: treesize reduction 83, result has 80.6 percent of original size 344 [2021-06-11 11:24:05,757 INFO L147 QuantifierPusher]: treesize reduction 194, result has 84.2 percent of original size 1030 [2021-06-11 11:24:05,760 INFO L147 QuantifierPusher]: treesize reduction 194, result has 84.3 percent of original size 1045 [2021-06-11 11:24:05,761 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:05,763 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,770 INFO L142 QuantifierPusher]: treesize reduction 459, result has 81.6 percent of original size [2021-06-11 11:24:05,771 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:24:05,772 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,777 INFO L142 QuantifierPusher]: treesize reduction 256, result has 85.8 percent of original size [2021-06-11 11:24:05,778 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:24:05,778 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,779 INFO L142 QuantifierPusher]: treesize reduction 28, result has 73.6 percent of original size [2021-06-11 11:24:05,779 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:05,780 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,780 INFO L142 QuantifierPusher]: treesize reduction 14, result has 82.1 percent of original size [2021-06-11 11:24:05,780 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:24:05,781 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 11:24:05,782 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.1 percent of original size 96 [2021-06-11 11:24:05,783 INFO L147 QuantifierPusher]: treesize reduction -2, result has 101.5 percent of original size 138 [2021-06-11 11:24:05,783 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:05,783 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,784 INFO L142 QuantifierPusher]: treesize reduction 21, result has 61.1 percent of original size [2021-06-11 11:24:05,784 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:24:05,784 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,785 INFO L142 QuantifierPusher]: treesize reduction 11, result has 67.6 percent of original size [2021-06-11 11:24:05,785 INFO L147 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size 17 [2021-06-11 11:24:05,785 INFO L147 QuantifierPusher]: treesize reduction 17, result has 55.3 percent of original size 21 [2021-06-11 11:24:05,786 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:24:05,786 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,786 INFO L142 QuantifierPusher]: treesize reduction 11, result has 67.6 percent of original size [2021-06-11 11:24:05,787 INFO L147 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size 17 [2021-06-11 11:24:05,790 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:05,791 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,791 INFO L142 QuantifierPusher]: treesize reduction 10, result has 83.9 percent of original size [2021-06-11 11:24:05,792 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:24:05,792 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 11:24:05,793 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.3 percent of original size 76 [2021-06-11 11:24:05,795 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 11:24:05,796 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,796 INFO L142 QuantifierPusher]: treesize reduction 74, result has 24.5 percent of original size [2021-06-11 11:24:05,797 INFO L147 QuantifierPusher]: treesize reduction 5, result has 80.0 percent of original size 20 [2021-06-11 11:24:05,797 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:05,797 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,798 INFO L142 QuantifierPusher]: treesize reduction 14, result has 83.3 percent of original size [2021-06-11 11:24:05,800 INFO L147 QuantifierPusher]: treesize reduction 7, result has 91.3 percent of original size 73 [2021-06-11 11:24:05,800 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 11:24:05,800 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,801 INFO L142 QuantifierPusher]: treesize reduction 18, result has 90.5 percent of original size [2021-06-11 11:24:05,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,807 INFO L142 QuantifierPusher]: treesize reduction 84, result has 62.0 percent of original size [2021-06-11 11:24:05,808 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-06-11 11:24:05,815 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,831 INFO L142 QuantifierPusher]: treesize reduction 30, result has 86.0 percent of original size [2021-06-11 11:24:05,832 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-06-11 11:24:05,834 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,835 INFO L142 QuantifierPusher]: treesize reduction 32, result has 90.5 percent of original size [2021-06-11 11:24:05,841 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-06-11 11:24:05,842 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,842 INFO L142 QuantifierPusher]: treesize reduction 17, result has 92.5 percent of original size [2021-06-11 11:24:05,852 INFO L147 QuantifierPusher]: treesize reduction -10, result has 101.8 percent of original size 561 [2021-06-11 11:24:05,853 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-06-11 11:24:05,854 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,856 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 11:24:05,856 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,862 INFO L147 QuantifierPusher]: treesize reduction -4, result has 101.3 percent of original size 307 [2021-06-11 11:24:05,866 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-06-11 11:24:05,867 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,868 INFO L142 QuantifierPusher]: treesize reduction 17, result has 92.5 percent of original size [2021-06-11 11:24:05,883 INFO L147 QuantifierPusher]: treesize reduction -10, result has 101.8 percent of original size 561 [2021-06-11 11:24:05,885 INFO L147 QuantifierPusher]: treesize reduction -14, result has 101.6 percent of original size 873 [2021-06-11 11:24:05,887 INFO L147 QuantifierPusher]: treesize reduction 538, result has 62.0 percent of original size 877 [2021-06-11 11:24:05,889 INFO L147 QuantifierPusher]: treesize reduction 538, result has 62.0 percent of original size 877 [2021-06-11 11:24:05,890 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-06-11 11:24:05,891 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,894 INFO L142 QuantifierPusher]: treesize reduction -24, result has 101.7 percent of original size [2021-06-11 11:24:05,895 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-06-11 11:24:05,895 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,899 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:05,899 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 303 [2021-06-11 11:24:05,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 863 [2021-06-11 11:24:05,906 INFO L147 QuantifierPusher]: treesize reduction 263, result has 81.5 percent of original size 1160 [2021-06-11 11:24:05,907 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 11:24:05,907 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,908 INFO L142 QuantifierPusher]: treesize reduction 26, result has 86.5 percent of original size [2021-06-11 11:24:05,909 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 11:24:05,909 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,910 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:05,911 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,921 INFO L147 QuantifierPusher]: treesize reduction 23, result has 92.6 percent of original size 287 [2021-06-11 11:24:05,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,927 INFO L142 QuantifierPusher]: treesize reduction 10, result has 85.9 percent of original size [2021-06-11 11:24:05,927 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:05,931 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,935 INFO L147 QuantifierPusher]: treesize reduction -2, result has 101.8 percent of original size 116 [2021-06-11 11:24:05,935 INFO L147 QuantifierPusher]: treesize reduction -2, result has 101.8 percent of original size 116 [2021-06-11 11:24:05,936 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:05,936 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:05,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:05,937 INFO L142 QuantifierPusher]: treesize reduction -2, result has 101.5 percent of original size [2021-06-11 11:24:05,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-06-11 11:24:05,942 INFO L147 QuantifierPusher]: treesize reduction 23, result has 95.0 percent of original size 436 [2021-06-11 11:24:06,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:06,017 INFO L142 QuantifierPusher]: treesize reduction 10, result has 91.2 percent of original size [2021-06-11 11:24:06,017 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 11:24:06,018 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:06,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:06,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:06,034 INFO L842 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:24:06,035 INFO L147 QuantifierPusher]: treesize reduction 47, result has 83.8 percent of original size 244 [2021-06-11 11:24:06,037 INFO L147 QuantifierPusher]: treesize reduction 47, result has 83.8 percent of original size 244 [2021-06-11 11:24:06,038 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:06,038 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:06,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:06,039 INFO L142 QuantifierPusher]: treesize reduction 47, result has 85.0 percent of original size [2021-06-11 11:24:06,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2021-06-11 11:24:06,042 INFO L147 QuantifierPusher]: treesize reduction 23, result has 96.8 percent of original size 705 [2021-06-11 11:24:06,046 INFO L147 QuantifierPusher]: treesize reduction 286, result has 86.8 percent of original size 1884 [2021-06-11 11:24:06,050 INFO L147 QuantifierPusher]: treesize reduction 286, result has 86.8 percent of original size 1884 [2021-06-11 11:24:06,051 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 11:24:06,052 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:06,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:06,056 INFO L142 QuantifierPusher]: treesize reduction 286, result has 87.0 percent of original size [2021-06-11 11:24:06,061 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-06-11 11:24:06,062 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:06,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 11:24:06,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 11:24:06,189 INFO L842 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:24:06,521 INFO L842 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:24:07,060 INFO L842 QuantifierPusher]: Run 30 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:24:07,777 INFO L842 QuantifierPusher]: Run 40 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:24:08,756 INFO L842 QuantifierPusher]: Run 50 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:24:12,606 INFO L842 QuantifierPusher]: Run 60 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:24:19,050 INFO L842 QuantifierPusher]: Run 70 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:24:26,556 INFO L842 QuantifierPusher]: Run 80 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:24:35,182 INFO L842 QuantifierPusher]: Run 90 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:24:45,041 INFO L842 QuantifierPusher]: Run 100 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:24:56,124 INFO L842 QuantifierPusher]: Run 110 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:25:08,558 INFO L842 QuantifierPusher]: Run 120 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:25:22,180 INFO L842 QuantifierPusher]: Run 130 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:25:37,097 INFO L842 QuantifierPusher]: Run 140 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:25:53,308 INFO L842 QuantifierPusher]: Run 150 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:26:10,612 INFO L842 QuantifierPusher]: Run 160 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:26:29,354 INFO L842 QuantifierPusher]: Run 170 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:26:49,333 INFO L842 QuantifierPusher]: Run 180 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:27:13,591 INFO L842 QuantifierPusher]: Run 190 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:27:42,282 INFO L842 QuantifierPusher]: Run 200 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:28:12,791 INFO L842 QuantifierPusher]: Run 210 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:28:44,896 INFO L842 QuantifierPusher]: Run 220 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:29:18,710 INFO L842 QuantifierPusher]: Run 230 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:29:54,112 INFO L842 QuantifierPusher]: Run 240 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:30:31,312 INFO L842 QuantifierPusher]: Run 250 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:31:10,113 INFO L842 QuantifierPusher]: Run 260 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:31:50,570 INFO L842 QuantifierPusher]: Run 270 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:32:32,565 INFO L842 QuantifierPusher]: Run 280 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:33:16,417 INFO L842 QuantifierPusher]: Run 290 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:34:02,260 INFO L842 QuantifierPusher]: Run 300 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:34:49,952 INFO L842 QuantifierPusher]: Run 310 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:35:41,131 INFO L842 QuantifierPusher]: Run 320 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-06-11 11:36:31,811 INFO L842 QuantifierPusher]: Run 330 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. Received shutdown request... [2021-06-11 11:37:19,292 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable220 [2021-06-11 11:37:19,293 WARN L545 AbstractCegarLoop]: Verification canceled [2021-06-11 11:37:19,295 WARN L224 ceAbstractionStarter]: Timeout [2021-06-11 11:37:19,295 INFO L202 PluginConnector]: Adding new model parallel-sum-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.06 11:37:19 BasicIcfg [2021-06-11 11:37:19,295 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-11 11:37:19,296 INFO L168 Benchmark]: Toolchain (without parser) took 879061.73 ms. Allocated memory was 377.5 MB in the beginning and 5.6 GB in the end (delta: 5.2 GB). Free memory was 357.1 MB in the beginning and 4.0 GB in the end (delta: -3.6 GB). Peak memory consumption was 4.3 GB. Max. memory is 16.0 GB. [2021-06-11 11:37:19,296 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.69 ms. Allocated memory is still 377.5 MB. Free memory was 358.3 MB in the beginning and 358.2 MB in the end (delta: 76.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-11 11:37:19,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.30 ms. Allocated memory is still 377.5 MB. Free memory was 357.0 MB in the beginning and 355.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-11 11:37:19,296 INFO L168 Benchmark]: Boogie Preprocessor took 10.91 ms. Allocated memory is still 377.5 MB. Free memory was 355.5 MB in the beginning and 354.6 MB in the end (delta: 930.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 11:37:19,296 INFO L168 Benchmark]: RCFGBuilder took 189.30 ms. Allocated memory is still 377.5 MB. Free memory was 354.5 MB in the beginning and 339.3 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-06-11 11:37:19,296 INFO L168 Benchmark]: TraceAbstraction took 878839.68 ms. Allocated memory was 377.5 MB in the beginning and 5.6 GB in the end (delta: 5.2 GB). Free memory was 338.8 MB in the beginning and 4.0 GB in the end (delta: -3.6 GB). Peak memory consumption was 4.3 GB. Max. memory is 16.0 GB. [2021-06-11 11:37:19,296 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 0.69 ms. Allocated memory is still 377.5 MB. Free memory was 358.3 MB in the beginning and 358.2 MB in the end (delta: 76.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 18.30 ms. Allocated memory is still 377.5 MB. Free memory was 357.0 MB in the beginning and 355.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 10.91 ms. Allocated memory is still 377.5 MB. Free memory was 355.5 MB in the beginning and 354.6 MB in the end (delta: 930.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 189.30 ms. Allocated memory is still 377.5 MB. Free memory was 354.5 MB in the beginning and 339.3 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 878839.68 ms. Allocated memory was 377.5 MB in the beginning and 5.6 GB in the end (delta: 5.2 GB). Free memory was 338.8 MB in the beginning and 4.0 GB in the end (delta: -3.6 GB). Peak memory consumption was 4.3 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 283.3ms, 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: 62, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 40, negative conditional: 0, negative unconditional: 40, 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 15.9ms, 22 PlacesBefore, 22 PlacesAfterwards, 22 TransitionsBefore, 22 TransitionsAfterwards, 132 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 12.1ms, 27 PlacesBefore, 27 PlacesAfterwards, 29 TransitionsBefore, 29 TransitionsAfterwards, 198 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 18.6ms, 33 PlacesBefore, 33 PlacesAfterwards, 37 TransitionsBefore, 37 TransitionsAfterwards, 288 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 18.5ms, 37 PlacesBefore, 37 PlacesAfterwards, 44 TransitionsBefore, 44 TransitionsAfterwards, 348 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 37.3ms, 49 PlacesBefore, 49 PlacesAfterwards, 74 TransitionsBefore, 74 TransitionsAfterwards, 648 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 30.0ms, 54 PlacesBefore, 54 PlacesAfterwards, 88 TransitionsBefore, 88 TransitionsAfterwards, 768 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 45.5ms, 64 PlacesBefore, 64 PlacesAfterwards, 117 TransitionsBefore, 117 TransitionsAfterwards, 1044 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 59.4ms, 71 PlacesBefore, 71 PlacesAfterwards, 137 TransitionsBefore, 137 TransitionsAfterwards, 1254 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 58.0ms, 78 PlacesBefore, 78 PlacesAfterwards, 149 TransitionsBefore, 149 TransitionsAfterwards, 1386 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 44.0ms, 84 PlacesBefore, 84 PlacesAfterwards, 157 TransitionsBefore, 157 TransitionsAfterwards, 1470 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 46.1ms, 87 PlacesBefore, 87 PlacesAfterwards, 161 TransitionsBefore, 161 TransitionsAfterwards, 1512 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 48.4ms, 90 PlacesBefore, 90 PlacesAfterwards, 169 TransitionsBefore, 169 TransitionsAfterwards, 1596 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 76.1ms, 93 PlacesBefore, 93 PlacesAfterwards, 228 TransitionsBefore, 228 TransitionsAfterwards, 2196 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 94.0ms, 104 PlacesBefore, 104 PlacesAfterwards, 286 TransitionsBefore, 286 TransitionsAfterwards, 2754 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 102.1ms, 113 PlacesBefore, 113 PlacesAfterwards, 304 TransitionsBefore, 304 TransitionsAfterwards, 2940 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 113.5ms, 120 PlacesBefore, 120 PlacesAfterwards, 345 TransitionsBefore, 345 TransitionsAfterwards, 3366 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 130.3ms, 132 PlacesBefore, 132 PlacesAfterwards, 380 TransitionsBefore, 380 TransitionsAfterwards, 3726 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 173.7ms, 135 PlacesBefore, 135 PlacesAfterwards, 427 TransitionsBefore, 427 TransitionsAfterwards, 4146 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 215.6ms, 152 PlacesBefore, 152 PlacesAfterwards, 520 TransitionsBefore, 520 TransitionsAfterwards, 5118 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 270.1ms, 168 PlacesBefore, 168 PlacesAfterwards, 601 TransitionsBefore, 601 TransitionsAfterwards, 5958 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 327.4ms, 178 PlacesBefore, 178 PlacesAfterwards, 669 TransitionsBefore, 669 TransitionsAfterwards, 6672 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 360.3ms, 179 PlacesBefore, 179 PlacesAfterwards, 723 TransitionsBefore, 723 TransitionsAfterwards, 7236 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 440.3ms, 194 PlacesBefore, 194 PlacesAfterwards, 787 TransitionsBefore, 787 TransitionsAfterwards, 7890 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 590.9ms, 205 PlacesBefore, 205 PlacesAfterwards, 927 TransitionsBefore, 927 TransitionsAfterwards, 9360 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 643.2ms, 217 PlacesBefore, 217 PlacesAfterwards, 975 TransitionsBefore, 975 TransitionsAfterwards, 9864 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 623.8ms, 229 PlacesBefore, 229 PlacesAfterwards, 995 TransitionsBefore, 995 TransitionsAfterwards, 10074 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 745.6ms, 238 PlacesBefore, 238 PlacesAfterwards, 1059 TransitionsBefore, 1059 TransitionsAfterwards, 10746 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 805.7ms, 251 PlacesBefore, 251 PlacesAfterwards, 1151 TransitionsBefore, 1151 TransitionsAfterwards, 11730 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 949.6ms, 256 PlacesBefore, 256 PlacesAfterwards, 1256 TransitionsBefore, 1256 TransitionsAfterwards, 12726 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1072.9ms, 265 PlacesBefore, 265 PlacesAfterwards, 1270 TransitionsBefore, 1270 TransitionsAfterwards, 12930 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1203.7ms, 273 PlacesBefore, 273 PlacesAfterwards, 1385 TransitionsBefore, 1385 TransitionsAfterwards, 14112 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1408.9ms, 286 PlacesBefore, 286 PlacesAfterwards, 1460 TransitionsBefore, 1460 TransitionsAfterwards, 14850 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1483.1ms, 293 PlacesBefore, 293 PlacesAfterwards, 1543 TransitionsBefore, 1543 TransitionsAfterwards, 15624 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1856.2ms, 314 PlacesBefore, 314 PlacesAfterwards, 1779 TransitionsBefore, 1779 TransitionsAfterwards, 18048 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1974.9ms, 326 PlacesBefore, 326 PlacesAfterwards, 1858 TransitionsBefore, 1858 TransitionsAfterwards, 18888 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2942.2ms, 345 PlacesBefore, 345 PlacesAfterwards, 2162 TransitionsBefore, 2162 TransitionsAfterwards, 22062 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3551.1ms, 367 PlacesBefore, 367 PlacesAfterwards, 2447 TransitionsBefore, 2447 TransitionsAfterwards, 25044 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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 CegarLoopForPetriNetWithRepeatedLiptonReduction 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: 9.6ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 878756.0ms, OverallIterations: 38, TraceHistogramMax: 4, EmptinessCheckTime: 0.0ms, AutomataDifference: 43960.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 343.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 79 SDtfs, 16 SDslu, 0 SDs, 0 SdLazy, 5648 SolverSat, 1605 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2974.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1042 GetRequests, 493 SyntacticMatches, 27 SemanticMatches, 522 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1965 ImplicationChecksByTransitivity, 7503.2ms 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: 167.5ms SsaConstructionTime, 506.7ms SatisfiabilityAnalysisTime, 8853.8ms 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