/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-VariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp2x6.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 14:24:31,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 14:24:31,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 14:24:31,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-24 14:24:31,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-24 14:24:31,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-24 14:24:31,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-24 14:24:31,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-24 14:24:31,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-24 14:24:31,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-24 14:24:31,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-24 14:24:31,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-24 14:24:31,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-24 14:24:31,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-24 14:24:31,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-24 14:24:31,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-24 14:24:31,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-24 14:24:31,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-24 14:24:31,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-24 14:24:31,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-24 14:24:31,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-24 14:24:31,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-24 14:24:31,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-24 14:24:31,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-24 14:24:31,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-24 14:24:31,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-24 14:24:31,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-24 14:24:31,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-24 14:24:31,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-24 14:24:31,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-24 14:24:31,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-24 14:24:31,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-24 14:24:31,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-24 14:24:31,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 14:24:31,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 14:24:31,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 14:24:31,842 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-VariableLbe.epf [2021-03-24 14:24:31,875 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 14:24:31,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 14:24:31,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 14:24:31,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 14:24:31,879 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 14:24:31,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 14:24:31,879 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 14:24:31,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 14:24:31,880 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 14:24:31,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 14:24:31,881 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 14:24:31,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 14:24:31,881 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 14:24:31,881 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 14:24:31,881 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 14:24:31,881 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 14:24:31,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 14:24:31,882 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 14:24:31,882 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 14:24:31,882 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 14:24:31,882 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 14:24:31,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 14:24:31,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 14:24:31,883 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 14:24:31,883 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 14:24:31,883 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 14:24:31,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 14:24:31,883 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-24 14:24:31,883 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 14:24:31,883 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 14:24:32,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 14:24:32,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 14:24:32,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 14:24:32,195 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-24 14:24:32,196 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-24 14:24:32,197 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp2x6.wvr.bpl [2021-03-24 14:24:32,197 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp2x6.wvr.bpl' [2021-03-24 14:24:32,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 14:24:32,251 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-24 14:24:32,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-24 14:24:32,253 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-24 14:24:32,253 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-24 14:24:32,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 02:24:32" (1/1) ... [2021-03-24 14:24:32,269 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 02:24:32" (1/1) ... [2021-03-24 14:24:32,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-24 14:24:32,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-24 14:24:32,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-24 14:24:32,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-24 14:24:32,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 02:24:32" (1/1) ... [2021-03-24 14:24:32,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 02:24:32" (1/1) ... [2021-03-24 14:24:32,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 02:24:32" (1/1) ... [2021-03-24 14:24:32,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 02:24:32" (1/1) ... [2021-03-24 14:24:32,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 02:24:32" (1/1) ... [2021-03-24 14:24:32,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 02:24:32" (1/1) ... [2021-03-24 14:24:32,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 02:24:32" (1/1) ... [2021-03-24 14:24:32,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-24 14:24:32,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-24 14:24:32,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-24 14:24:32,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-24 14:24:32,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 02:24:32" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 14:24:32,355 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-24 14:24:32,356 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-24 14:24:32,357 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-24 14:24:32,357 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-24 14:24:32,358 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-24 14:24:32,358 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-24 14:24:32,358 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-24 14:24:32,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-24 14:24:32,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-24 14:24:32,358 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-24 14:24:32,358 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-24 14:24:32,358 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-24 14:24:32,359 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-03-24 14:24:32,359 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-03-24 14:24:32,359 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-03-24 14:24:32,360 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-24 14:24:32,535 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-24 14:24:32,535 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-24 14:24:32,536 INFO L202 PluginConnector]: Adding new model exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 02:24:32 BoogieIcfgContainer [2021-03-24 14:24:32,536 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-24 14:24:32,538 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-24 14:24:32,538 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-24 14:24:32,540 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-24 14:24:32,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 02:24:32" (1/2) ... [2021-03-24 14:24:32,541 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3be66194 and model type exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 02:24:32, skipping insertion in model container [2021-03-24 14:24:32,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 02:24:32" (2/2) ... [2021-03-24 14:24:32,542 INFO L111 eAbstractionObserver]: Analyzing ICFG exp2x6.wvr.bpl [2021-03-24 14:24:32,546 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-24 14:24:32,549 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-24 14:24:32,550 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-24 14:24:32,588 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-24 14:24:32,602 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-24 14:24:32,618 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 14:24:32,618 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 14:24:32,618 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 14:24:32,618 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 14:24:32,618 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 14:24:32,619 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 14:24:32,619 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 14:24:32,619 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 14:24:32,639 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 45 transitions, 122 flow [2021-03-24 14:24:32,691 INFO L129 PetriNetUnfolder]: 4/41 cut-off events. [2021-03-24 14:24:32,692 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-24 14:24:32,695 INFO L84 FinitePrefix]: Finished finitePrefix Result has 58 conditions, 41 events. 4/41 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 100 event pairs, 0 based on Foata normal form. 0/36 useless extension candidates. Maximal degree in co-relation 37. Up to 2 conditions per place. [2021-03-24 14:24:32,695 INFO L82 GeneralOperation]: Start removeDead. Operand has 54 places, 45 transitions, 122 flow [2021-03-24 14:24:32,703 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 48 places, 39 transitions, 102 flow [2021-03-24 14:24:32,704 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-24 14:24:32,714 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 39 transitions, 102 flow [2021-03-24 14:24:32,722 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 48 places, 39 transitions, 102 flow [2021-03-24 14:24:32,726 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 48 places, 39 transitions, 102 flow [2021-03-24 14:24:32,741 INFO L129 PetriNetUnfolder]: 4/39 cut-off events. [2021-03-24 14:24:32,742 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-24 14:24:32,742 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56 conditions, 39 events. 4/39 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 98 event pairs, 0 based on Foata normal form. 0/35 useless extension candidates. Maximal degree in co-relation 37. Up to 2 conditions per place. [2021-03-24 14:24:32,752 INFO L142 LiptonReduction]: Number of co-enabled transitions 756 [2021-03-24 14:24:32,955 INFO L154 LiptonReduction]: Checked pairs total: 264 [2021-03-24 14:24:32,955 INFO L156 LiptonReduction]: Total number of compositions: 13 [2021-03-24 14:24:32,957 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 254 [2021-03-24 14:24:32,979 INFO L129 PetriNetUnfolder]: 4/25 cut-off events. [2021-03-24 14:24:32,979 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-24 14:24:32,979 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:32,980 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:32,980 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:32,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:32,986 INFO L82 PathProgramCache]: Analyzing trace with hash -1421188788, now seen corresponding path program 1 times [2021-03-24 14:24:32,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:32,993 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538587069] [2021-03-24 14:24:32,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:33,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:33,140 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-24 14:24:33,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:33,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:33,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538587069] [2021-03-24 14:24:33,153 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 14:24:33,153 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-24 14:24:33,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955492289] [2021-03-24 14:24:33,160 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 14:24:33,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:33,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 14:24:33,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 14:24:33,177 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 14:24:33,178 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 35 places, 26 transitions, 76 flow. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:33,179 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:33,179 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 14:24:33,180 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:33,284 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][22], [18#L29true, thread2Thread1of1ForFork1InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, thread1Thread1of1ForFork0InUse, 42#thread4EXITtrue, 58#true, 26#L18true, 45#L66true, 15#L40true]) [2021-03-24 14:24:33,284 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-24 14:24:33,284 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-24 14:24:33,285 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-24 14:24:33,285 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-24 14:24:33,285 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][23], [18#L29true, thread2Thread1of1ForFork1InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, thread1Thread1of1ForFork0InUse, 26#L18true, 58#true, 45#L66true, 15#L40true, 31#L52true]) [2021-03-24 14:24:33,285 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-24 14:24:33,285 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-24 14:24:33,285 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-24 14:24:33,285 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-24 14:24:33,302 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][22], [18#L29true, thread2Thread1of1ForFork1InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, thread1Thread1of1ForFork0InUse, 42#thread4EXITtrue, 58#true, 45#L66true, 14#thread1EXITtrue, 15#L40true]) [2021-03-24 14:24:33,302 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-24 14:24:33,302 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 14:24:33,302 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 14:24:33,303 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 14:24:33,303 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][23], [18#L29true, thread2Thread1of1ForFork1InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, thread1Thread1of1ForFork0InUse, 58#true, 45#L66true, 14#thread1EXITtrue, 15#L40true, 31#L52true]) [2021-03-24 14:24:33,303 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-24 14:24:33,303 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 14:24:33,303 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 14:24:33,303 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 14:24:33,318 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][22], [18#L29true, thread2Thread1of1ForFork1InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, thread1Thread1of1ForFork0InUse, 10#L19true, 42#thread4EXITtrue, 58#true, 45#L66true, 15#L40true]) [2021-03-24 14:24:33,318 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-24 14:24:33,318 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-24 14:24:33,318 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-24 14:24:33,318 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-24 14:24:33,319 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][23], [18#L29true, thread2Thread1of1ForFork1InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, thread1Thread1of1ForFork0InUse, 10#L19true, 58#true, 45#L66true, 31#L52true, 15#L40true]) [2021-03-24 14:24:33,319 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-24 14:24:33,319 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-24 14:24:33,319 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-24 14:24:33,319 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-24 14:24:33,324 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][22], [18#L29true, thread2Thread1of1ForFork1InUse, 36#L20true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, thread1Thread1of1ForFork0InUse, 58#true, 42#thread4EXITtrue, 45#L66true, 15#L40true]) [2021-03-24 14:24:33,325 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-24 14:24:33,325 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:33,325 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-24 14:24:33,325 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:33,325 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][23], [18#L29true, thread2Thread1of1ForFork1InUse, 36#L20true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, thread1Thread1of1ForFork0InUse, 58#true, 45#L66true, 31#L52true, 15#L40true]) [2021-03-24 14:24:33,325 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-24 14:24:33,325 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:33,325 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-24 14:24:33,326 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:33,365 INFO L129 PetriNetUnfolder]: 1372/1830 cut-off events. [2021-03-24 14:24:33,366 INFO L130 PetriNetUnfolder]: For 32/32 co-relation queries the response was YES. [2021-03-24 14:24:33,369 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3670 conditions, 1830 events. 1372/1830 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 159. Compared 7332 event pairs, 236 based on Foata normal form. 1/1287 useless extension candidates. Maximal degree in co-relation 3644. Up to 1578 conditions per place. [2021-03-24 14:24:33,381 INFO L132 encePairwiseOnDemand]: 52/58 looper letters, 25 selfloop transitions, 5 changer transitions 0/38 dead transitions. [2021-03-24 14:24:33,381 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 37 places, 38 transitions, 160 flow [2021-03-24 14:24:33,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 14:24:33,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 14:24:33,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 85 transitions. [2021-03-24 14:24:33,391 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4885057471264368 [2021-03-24 14:24:33,391 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 85 transitions. [2021-03-24 14:24:33,392 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 85 transitions. [2021-03-24 14:24:33,392 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:33,394 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 85 transitions. [2021-03-24 14:24:33,396 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:33,399 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 58.0) internal successors, (232), 4 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:33,400 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 58.0) internal successors, (232), 4 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:33,401 INFO L185 Difference]: Start difference. First operand has 35 places, 26 transitions, 76 flow. Second operand 3 states and 85 transitions. [2021-03-24 14:24:33,402 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 37 places, 38 transitions, 160 flow [2021-03-24 14:24:33,405 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 29 places, 38 transitions, 144 flow, removed 0 selfloop flow, removed 8 redundant places. [2021-03-24 14:24:33,407 INFO L241 Difference]: Finished difference. Result has 30 places, 30 transitions, 93 flow [2021-03-24 14:24:33,409 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=60, PETRI_DIFFERENCE_MINUEND_PLACES=27, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=93, PETRI_PLACES=30, PETRI_TRANSITIONS=30} [2021-03-24 14:24:33,410 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, -5 predicate places. [2021-03-24 14:24:33,410 INFO L480 AbstractCegarLoop]: Abstraction has has 30 places, 30 transitions, 93 flow [2021-03-24 14:24:33,410 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:33,410 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:33,410 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:33,411 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-24 14:24:33,411 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:33,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:33,411 INFO L82 PathProgramCache]: Analyzing trace with hash -441097446, now seen corresponding path program 1 times [2021-03-24 14:24:33,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:33,412 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561223775] [2021-03-24 14:24:33,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:33,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:33,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:33,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:33,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:33,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:33,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:33,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:33,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:33,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561223775] [2021-03-24 14:24:33,443 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 14:24:33,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 14:24:33,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195301793] [2021-03-24 14:24:33,444 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 14:24:33,445 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:33,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 14:24:33,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 14:24:33,446 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:24:33,446 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 30 places, 30 transitions, 93 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:33,446 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:33,447 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:24:33,447 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:33,605 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([108] L40-->L41: Formula: (< v_x3_3 v_n_5) InVars {n=v_n_5, x3=v_x3_3} OutVars{n=v_n_5, x3=v_x3_3} AuxVars[] AssignedVars[][16], [35#L30true, 20#L65true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), 25#L41true, 58#true, Black: 60#(and (= x4 x3) (= x2 x1)), 14#thread1EXITtrue]) [2021-03-24 14:24:33,606 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 14:24:33,606 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 14:24:33,606 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 14:24:33,606 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:33,606 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([140] L40-->thread3EXIT: Formula: (not (< v_x3_21 v_n_13)) InVars {n=v_n_13, x3=v_x3_21} OutVars{n=v_n_13, x3=v_x3_21} AuxVars[] AssignedVars[][17], [35#L30true, 20#L65true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), 58#true, Black: 60#(and (= x4 x3) (= x2 x1)), 14#thread1EXITtrue, 30#thread3EXITtrue]) [2021-03-24 14:24:33,606 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 14:24:33,606 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 14:24:33,606 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 14:24:33,607 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:33,612 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][34], [36#L20true, 4#L42true, 58#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:33,612 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:33,612 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:33,612 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:33,612 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:33,612 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][35], [36#L20true, 4#L42true, 58#true, 11#thread2EXITtrue, 45#L66true, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 14:24:33,612 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:33,613 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:33,613 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:33,613 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:33,615 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][32], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), 58#true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 15#L40true]) [2021-03-24 14:24:33,615 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:33,615 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:33,616 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:33,616 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:33,616 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][33], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), 58#true, 45#L66true, 14#thread1EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 15#L40true]) [2021-03-24 14:24:33,616 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:33,616 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:33,616 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:33,616 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:33,617 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][32], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), 4#L42true, 58#true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:33,618 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 14:24:33,618 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:33,618 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:33,618 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:33,618 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][33], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), 4#L42true, 58#true, 45#L66true, 14#thread1EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:33,618 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 14:24:33,618 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:33,618 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:33,618 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:33,626 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][32], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), 25#L41true, 58#true, 42#thread4EXITtrue, 45#L66true, Black: 60#(and (= x4 x3) (= x2 x1)), 14#thread1EXITtrue]) [2021-03-24 14:24:33,626 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:33,626 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:33,626 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:33,626 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:33,626 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][33], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), 25#L41true, 58#true, 45#L66true, Black: 60#(and (= x4 x3) (= x2 x1)), 14#thread1EXITtrue, 31#L52true]) [2021-03-24 14:24:33,627 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:33,627 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:33,627 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:33,627 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:33,627 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][34], [4#L42true, 42#thread4EXITtrue, 26#L18true, 58#true, 11#thread2EXITtrue, 45#L66true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:33,627 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:33,627 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:33,627 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:33,628 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:33,628 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][35], [4#L42true, 26#L18true, 58#true, 11#thread2EXITtrue, 45#L66true, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 14:24:33,628 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:33,628 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:33,628 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:33,628 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:33,630 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][32], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 58#true, 45#L66true, 30#thread3EXITtrue, 14#thread1EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:33,630 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:33,630 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:33,630 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:33,630 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:33,630 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][33], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), 58#true, 45#L66true, 30#thread3EXITtrue, 14#thread1EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:33,630 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:33,630 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:33,630 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:33,630 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:33,637 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][34], [4#L42true, 58#true, 42#thread4EXITtrue, 10#L19true, 11#thread2EXITtrue, 45#L66true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:33,637 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:33,637 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:33,637 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:33,637 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:33,637 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][35], [4#L42true, 58#true, 10#L19true, 11#thread2EXITtrue, 45#L66true, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 14:24:33,637 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:33,638 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:33,638 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:33,638 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:33,639 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][34], [4#L42true, 58#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, Black: 60#(and (= x4 x3) (= x2 x1)), 14#thread1EXITtrue, 63#true]) [2021-03-24 14:24:33,639 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:33,639 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:33,639 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:33,639 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:33,639 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][35], [4#L42true, 58#true, 11#thread2EXITtrue, 45#L66true, Black: 60#(and (= x4 x3) (= x2 x1)), 14#thread1EXITtrue, 63#true, 31#L52true]) [2021-03-24 14:24:33,639 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:33,639 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:33,640 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:33,640 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:33,642 INFO L129 PetriNetUnfolder]: 1664/2370 cut-off events. [2021-03-24 14:24:33,642 INFO L130 PetriNetUnfolder]: For 188/249 co-relation queries the response was YES. [2021-03-24 14:24:33,646 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5029 conditions, 2370 events. 1664/2370 cut-off events. For 188/249 co-relation queries the response was YES. Maximal size of possible extension queue 229. Compared 11906 event pairs, 148 based on Foata normal form. 22/1421 useless extension candidates. Maximal degree in co-relation 4898. Up to 849 conditions per place. [2021-03-24 14:24:33,659 INFO L132 encePairwiseOnDemand]: 51/58 looper letters, 34 selfloop transitions, 10 changer transitions 0/58 dead transitions. [2021-03-24 14:24:33,659 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 34 places, 58 transitions, 247 flow [2021-03-24 14:24:33,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 14:24:33,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 14:24:33,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 194 transitions. [2021-03-24 14:24:33,666 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6689655172413793 [2021-03-24 14:24:33,666 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 194 transitions. [2021-03-24 14:24:33,666 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 194 transitions. [2021-03-24 14:24:33,669 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:33,670 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 194 transitions. [2021-03-24 14:24:33,672 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 38.8) internal successors, (194), 5 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:33,678 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:33,680 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:33,681 INFO L185 Difference]: Start difference. First operand has 30 places, 30 transitions, 93 flow. Second operand 5 states and 194 transitions. [2021-03-24 14:24:33,681 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 34 places, 58 transitions, 247 flow [2021-03-24 14:24:33,682 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 58 transitions, 242 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-24 14:24:33,683 INFO L241 Difference]: Finished difference. Result has 37 places, 36 transitions, 158 flow [2021-03-24 14:24:33,683 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=88, PETRI_DIFFERENCE_MINUEND_PLACES=29, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=30, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=158, PETRI_PLACES=37, PETRI_TRANSITIONS=36} [2021-03-24 14:24:33,684 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 2 predicate places. [2021-03-24 14:24:33,684 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 36 transitions, 158 flow [2021-03-24 14:24:33,684 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:33,684 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:33,684 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:33,684 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-24 14:24:33,684 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:33,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:33,685 INFO L82 PathProgramCache]: Analyzing trace with hash -1809227074, now seen corresponding path program 2 times [2021-03-24 14:24:33,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:33,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415944734] [2021-03-24 14:24:33,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:33,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:33,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:33,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:33,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:33,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:33,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:33,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:33,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415944734] [2021-03-24 14:24:33,734 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 14:24:33,734 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 14:24:33,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782418693] [2021-03-24 14:24:33,734 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 14:24:33,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:33,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 14:24:33,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 14:24:33,737 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:24:33,738 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 36 transitions, 158 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:33,738 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:33,738 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:24:33,738 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:33,947 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][30], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 25#L41true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 79#(and (<= n x1) (<= x2 x1))]) [2021-03-24 14:24:33,947 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:33,947 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:33,947 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:33,947 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:33,947 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][31], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 25#L41true, 45#L66true, 14#thread1EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 79#(and (<= n x1) (<= x2 x1))]) [2021-03-24 14:24:33,948 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:33,948 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:33,948 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:33,948 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:33,948 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][30], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 79#(and (<= n x1) (<= x2 x1))]) [2021-03-24 14:24:33,948 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:33,948 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:33,948 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:33,949 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:33,949 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][31], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 45#L66true, 14#thread1EXITtrue, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 79#(and (<= n x1) (<= x2 x1))]) [2021-03-24 14:24:33,949 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:33,949 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:33,949 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:33,949 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:33,953 INFO L129 PetriNetUnfolder]: 1580/2234 cut-off events. [2021-03-24 14:24:33,953 INFO L130 PetriNetUnfolder]: For 1999/2112 co-relation queries the response was YES. [2021-03-24 14:24:33,958 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5965 conditions, 2234 events. 1580/2234 cut-off events. For 1999/2112 co-relation queries the response was YES. Maximal size of possible extension queue 203. Compared 10555 event pairs, 180 based on Foata normal form. 58/1594 useless extension candidates. Maximal degree in co-relation 5825. Up to 1065 conditions per place. [2021-03-24 14:24:33,973 INFO L132 encePairwiseOnDemand]: 51/58 looper letters, 36 selfloop transitions, 14 changer transitions 0/64 dead transitions. [2021-03-24 14:24:33,973 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 64 transitions, 374 flow [2021-03-24 14:24:33,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 14:24:33,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 14:24:33,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 192 transitions. [2021-03-24 14:24:33,975 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6620689655172414 [2021-03-24 14:24:33,975 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 192 transitions. [2021-03-24 14:24:33,975 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 192 transitions. [2021-03-24 14:24:33,975 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:33,975 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 192 transitions. [2021-03-24 14:24:33,976 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 38.4) internal successors, (192), 5 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) [2021-03-24 14:24:33,978 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:33,978 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:33,978 INFO L185 Difference]: Start difference. First operand has 37 places, 36 transitions, 158 flow. Second operand 5 states and 192 transitions. [2021-03-24 14:24:33,979 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 64 transitions, 374 flow [2021-03-24 14:24:33,985 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 64 transitions, 374 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-24 14:24:33,987 INFO L241 Difference]: Finished difference. Result has 44 places, 45 transitions, 279 flow [2021-03-24 14:24:33,987 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=158, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=279, PETRI_PLACES=44, PETRI_TRANSITIONS=45} [2021-03-24 14:24:33,987 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 9 predicate places. [2021-03-24 14:24:33,987 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 45 transitions, 279 flow [2021-03-24 14:24:33,988 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:33,988 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:33,988 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:33,988 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-24 14:24:33,988 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:33,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:33,988 INFO L82 PathProgramCache]: Analyzing trace with hash 269259030, now seen corresponding path program 1 times [2021-03-24 14:24:33,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:33,989 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252569076] [2021-03-24 14:24:33,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:34,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:34,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:34,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:34,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:34,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:34,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:34,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:34,028 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252569076] [2021-03-24 14:24:34,029 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 14:24:34,029 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 14:24:34,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401730666] [2021-03-24 14:24:34,029 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 14:24:34,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:34,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 14:24:34,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 14:24:34,031 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:24:34,031 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 45 transitions, 279 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:34,031 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:34,031 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:24:34,032 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:34,281 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([135] L18-->thread1EXIT: Formula: (not (< v_x1_13 v_n_9)) InVars {n=v_n_9, x1=v_x1_13} OutVars{n=v_n_9, x1=v_x1_13} AuxVars[] AssignedVars[][39], [Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 13#L31true, 77#(<= n x1), 45#L66true, 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 14:24:34,281 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,281 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,282 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,282 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 14:24:34,300 INFO L129 PetriNetUnfolder]: 1963/2717 cut-off events. [2021-03-24 14:24:34,300 INFO L130 PetriNetUnfolder]: For 6453/6567 co-relation queries the response was YES. [2021-03-24 14:24:34,307 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8815 conditions, 2717 events. 1963/2717 cut-off events. For 6453/6567 co-relation queries the response was YES. Maximal size of possible extension queue 240. Compared 13037 event pairs, 95 based on Foata normal form. 48/2292 useless extension candidates. Maximal degree in co-relation 8745. Up to 1465 conditions per place. [2021-03-24 14:24:34,324 INFO L132 encePairwiseOnDemand]: 51/58 looper letters, 69 selfloop transitions, 13 changer transitions 0/102 dead transitions. [2021-03-24 14:24:34,325 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 102 transitions, 801 flow [2021-03-24 14:24:34,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 14:24:34,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 14:24:34,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 193 transitions. [2021-03-24 14:24:34,326 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6655172413793103 [2021-03-24 14:24:34,326 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 193 transitions. [2021-03-24 14:24:34,326 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 193 transitions. [2021-03-24 14:24:34,326 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:34,326 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 193 transitions. [2021-03-24 14:24:34,327 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 38.6) internal successors, (193), 5 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:34,332 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:34,332 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:34,332 INFO L185 Difference]: Start difference. First operand has 44 places, 45 transitions, 279 flow. Second operand 5 states and 193 transitions. [2021-03-24 14:24:34,333 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 102 transitions, 801 flow [2021-03-24 14:24:34,340 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 102 transitions, 777 flow, removed 12 selfloop flow, removed 0 redundant places. [2021-03-24 14:24:34,342 INFO L241 Difference]: Finished difference. Result has 51 places, 55 transitions, 363 flow [2021-03-24 14:24:34,342 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=273, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=363, PETRI_PLACES=51, PETRI_TRANSITIONS=55} [2021-03-24 14:24:34,342 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 16 predicate places. [2021-03-24 14:24:34,342 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 55 transitions, 363 flow [2021-03-24 14:24:34,342 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:34,342 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:34,343 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:34,343 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-24 14:24:34,343 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:34,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:34,343 INFO L82 PathProgramCache]: Analyzing trace with hash -1413018305, now seen corresponding path program 1 times [2021-03-24 14:24:34,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:34,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310436429] [2021-03-24 14:24:34,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:34,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:34,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:34,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:34,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:34,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:34,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:34,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:34,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:34,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310436429] [2021-03-24 14:24:34,379 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 14:24:34,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 14:24:34,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556684734] [2021-03-24 14:24:34,379 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 14:24:34,379 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:34,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 14:24:34,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 14:24:34,381 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:24:34,381 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 55 transitions, 363 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:34,381 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:34,381 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:24:34,382 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:34,524 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][84], [99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 10#L19true, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:34,524 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,524 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,524 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,525 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,525 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 42#thread4EXITtrue, 10#L19true, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:34,525 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,525 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,525 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,525 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,538 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][84], [99#(and (<= (+ x1 1) n) (<= x1 x2)), 35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:34,538 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,538 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,538 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,538 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,538 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [99#(and (<= (+ x1 1) n) (<= x1 x2)), 35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 42#thread4EXITtrue, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), 26#L18true, Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:34,538 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,538 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,538 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,539 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,556 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][84], [35#L30true, 99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 10#L19true, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:34,556 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,556 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,556 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,556 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,557 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [35#L30true, 99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 42#thread4EXITtrue, 10#L19true, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:34,557 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,557 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,557 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,557 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,573 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][84], [99#(and (<= (+ x1 1) n) (<= x1 x2)), 35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:34,574 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,574 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,574 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,574 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,574 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [99#(and (<= (+ x1 1) n) (<= x1 x2)), 35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:34,574 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,574 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,574 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,574 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,584 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 42#thread4EXITtrue, 10#L19true, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:34,584 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,584 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,584 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,584 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,585 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [99#(and (<= (+ x1 1) n) (<= x1 x2)), 35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 42#thread4EXITtrue, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:34,585 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,585 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,585 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,585 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,585 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][26], [99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 10#L19true, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:34,585 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,585 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,585 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,586 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,586 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][26], [35#L30true, 99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:34,586 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,586 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,586 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,586 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:34,603 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [35#L30true, 99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 10#L19true, 42#thread4EXITtrue, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:34,603 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,603 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,603 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,603 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,603 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][26], [35#L30true, 99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 10#L19true, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:34,603 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,603 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,603 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,603 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,613 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [66#(<= (+ x2 1) n), Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 31#L52true]) [2021-03-24 14:24:34,614 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,614 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,614 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,614 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,614 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [66#(<= (+ x2 1) n), Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 74#true, 42#thread4EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), 26#L18true, Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 94#true]) [2021-03-24 14:24:34,614 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,614 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,614 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,614 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,622 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [35#L30true, 99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:34,622 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,622 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,622 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,622 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,623 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][26], [35#L30true, 99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:34,624 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,624 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,624 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,625 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,626 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 45#L66true, Black: 76#(<= x2 x1), 18#L29true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 14:24:34,626 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,626 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,626 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,626 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,626 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][60], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 42#thread4EXITtrue, 45#L66true, Black: 76#(<= x2 x1), 18#L29true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), 26#L18true, Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,627 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,627 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,627 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,627 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,632 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 31#L52true]) [2021-03-24 14:24:34,633 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,633 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,633 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,633 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,633 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 74#true, 42#thread4EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), 26#L18true, Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 94#true]) [2021-03-24 14:24:34,633 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,633 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,633 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,633 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,645 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 14:24:34,645 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,645 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,646 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,646 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,646 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][60], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 10#L19true, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,646 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,646 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,646 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,646 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,652 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 77#(<= n x1), 45#L66true, 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:34,652 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,652 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,652 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,652 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,652 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 42#thread4EXITtrue, 77#(<= n x1), 45#L66true, 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:34,652 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,652 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,652 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,652 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,653 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 74#true, 10#L19true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:34,653 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,653 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,653 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,653 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,653 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][60], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 42#thread4EXITtrue, 74#true, 10#L19true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:34,653 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,654 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,654 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,654 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,656 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 63#true, 31#L52true]) [2021-03-24 14:24:34,656 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,657 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,657 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,657 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,657 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][60], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 63#true]) [2021-03-24 14:24:34,657 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,657 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,657 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,657 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,661 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][84], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 14:24:34,661 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,661 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,661 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,661 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,661 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), 26#L18true, Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,661 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,661 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,661 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,662 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,662 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:34,662 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,662 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,662 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,662 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,662 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][60], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 74#true, 42#thread4EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), 26#L18true, Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:34,662 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,663 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,663 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,663 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,668 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:34,668 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,669 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,669 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,669 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,669 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 42#thread4EXITtrue, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:34,669 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,669 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,669 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,669 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,671 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 74#true, 10#L19true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:34,671 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,671 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,671 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,672 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,672 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][60], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 74#true, 42#thread4EXITtrue, 10#L19true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:34,672 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,672 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,672 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,672 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,675 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [36#L20true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 45#L66true, Black: 76#(<= x2 x1), 18#L29true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 31#L52true, 63#true]) [2021-03-24 14:24:34,675 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,675 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,675 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,676 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,676 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [36#L20true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 42#thread4EXITtrue, 45#L66true, Black: 76#(<= x2 x1), 18#L29true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 63#true]) [2021-03-24 14:24:34,676 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,676 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,676 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,676 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,683 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][60], [97#(<= (+ x1 1) n), 4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 42#thread4EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,684 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,684 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,684 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,684 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:34,684 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [36#L20true, 4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 14:24:34,684 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,684 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,684 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,684 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,684 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,684 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,684 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,684 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,684 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,685 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [36#L20true, 4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 74#true, 45#L66true, Black: 76#(<= x2 x1), 18#L29true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,685 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,685 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,685 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,685 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,685 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,685 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,685 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,685 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,685 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,687 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][84], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 14:24:34,687 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,687 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,687 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,687 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,687 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 42#thread4EXITtrue, 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,687 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,687 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,687 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,687 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,688 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [36#L20true, 4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 14:24:34,688 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,688 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,688 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,688 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,688 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,688 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][27], [36#L20true, 4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true, 31#L52true]) [2021-03-24 14:24:34,688 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,688 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,688 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,688 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,688 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([108] L40-->L41: Formula: (< v_x3_3 v_n_5) InVars {n=v_n_5, x3=v_x3_3} OutVars{n=v_n_5, x3=v_x3_3} AuxVars[] AssignedVars[][22], [36#L20true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 43#L53true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 14:24:34,688 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,688 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,689 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,689 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:34,693 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:34,693 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,693 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,693 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,693 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,693 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:34,693 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,693 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,693 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,693 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,695 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][84], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 11#thread2EXITtrue, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 63#true, 31#L52true]) [2021-03-24 14:24:34,695 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,695 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,695 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,695 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,695 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 63#true]) [2021-03-24 14:24:34,695 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,695 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,696 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,696 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,696 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true]) [2021-03-24 14:24:34,696 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,696 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,696 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,696 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,696 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][60], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue]) [2021-03-24 14:24:34,696 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,696 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,696 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,697 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,702 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,703 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,703 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,703 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,703 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,703 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true, 31#L52true]) [2021-03-24 14:24:34,703 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,703 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,704 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,704 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,704 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 42#thread4EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), 26#L18true, Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 14:24:34,704 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,704 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,704 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,704 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,705 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [36#L20true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 31#L52true, 63#true]) [2021-03-24 14:24:34,705 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,706 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,706 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,706 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,706 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [36#L20true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 63#true]) [2021-03-24 14:24:34,706 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,706 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,706 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,706 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,710 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [99#(and (<= (+ x1 1) n) (<= x1 x2)), 4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 42#thread4EXITtrue, 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,710 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,710 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:34,711 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,711 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,711 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][60], [97#(<= (+ x1 1) n), 4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,711 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,711 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,711 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,711 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,712 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 11#thread2EXITtrue, 77#(<= n x1), 45#L66true, 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 14:24:34,712 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,712 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,712 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,712 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,713 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [66#(<= (+ x2 1) n), 35#L30true, 4#L42true, Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true]) [2021-03-24 14:24:34,713 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,713 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,713 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,713 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,714 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,714 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,714 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,714 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,714 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,714 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,714 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][27], [4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 14:24:34,715 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,715 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,715 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,715 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,715 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([108] L40-->L41: Formula: (< v_x3_3 v_n_5) InVars {n=v_n_5, x3=v_x3_3} OutVars{n=v_n_5, x3=v_x3_3} AuxVars[] AssignedVars[][22], [Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 43#L53true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,715 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,715 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,715 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:34,715 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,722 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 14:24:34,722 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-24 14:24:34,722 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,722 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,722 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,722 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,722 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-24 14:24:34,723 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,723 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,723 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,723 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 14:24:34,723 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-24 14:24:34,723 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,723 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,723 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,723 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), 26#L18true, Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 14:24:34,723 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-24 14:24:34,724 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,724 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,724 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:34,726 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][60], [97#(<= (+ x1 1) n), 4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,726 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,726 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,726 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,726 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,726 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,726 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][35], [97#(<= (+ x1 1) n), 4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 14:24:34,726 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,726 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,726 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,726 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,726 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([108] L40-->L41: Formula: (< v_x3_3 v_n_5) InVars {n=v_n_5, x3=v_x3_3} OutVars{n=v_n_5, x3=v_x3_3} AuxVars[] AssignedVars[][36], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 11#thread2EXITtrue, 43#L53true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,727 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,727 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,727 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,727 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,727 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 11#thread2EXITtrue, 77#(<= n x1), 45#L66true, 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,727 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,727 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,727 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,727 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,727 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,728 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][27], [4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 11#thread2EXITtrue, 77#(<= n x1), 45#L66true, 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 14:24:34,728 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,728 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,728 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,728 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,728 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([108] L40-->L41: Formula: (< v_x3_3 v_n_5) InVars {n=v_n_5, x3=v_x3_3} OutVars{n=v_n_5, x3=v_x3_3} AuxVars[] AssignedVars[][22], [Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 11#thread2EXITtrue, 43#L53true, 77#(<= n x1), 45#L66true, 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,728 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,728 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:34,728 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,728 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:34,732 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 11#thread2EXITtrue, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 14:24:34,732 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 14:24:34,732 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,763 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,764 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,764 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,764 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 14:24:34,764 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,764 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,764 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,765 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:34,765 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 14:24:34,765 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,765 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,765 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,765 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, 94#true, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:34,765 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 14:24:34,765 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,765 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,765 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,766 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 10#L19true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 14:24:34,766 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 14:24:34,766 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,766 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,766 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,766 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][60], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 10#L19true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:34,766 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 14:24:34,766 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,766 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,767 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:34,769 INFO L129 PetriNetUnfolder]: 2741/3841 cut-off events. [2021-03-24 14:24:34,770 INFO L130 PetriNetUnfolder]: For 9110/9457 co-relation queries the response was YES. [2021-03-24 14:24:34,784 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14104 conditions, 3841 events. 2741/3841 cut-off events. For 9110/9457 co-relation queries the response was YES. Maximal size of possible extension queue 314. Compared 20446 event pairs, 313 based on Foata normal form. 190/3562 useless extension candidates. Maximal degree in co-relation 13939. Up to 1673 conditions per place. [2021-03-24 14:24:34,819 INFO L132 encePairwiseOnDemand]: 51/58 looper letters, 61 selfloop transitions, 13 changer transitions 0/94 dead transitions. [2021-03-24 14:24:34,819 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 94 transitions, 736 flow [2021-03-24 14:24:34,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 14:24:34,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 14:24:34,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 193 transitions. [2021-03-24 14:24:34,821 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6655172413793103 [2021-03-24 14:24:34,821 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 193 transitions. [2021-03-24 14:24:34,821 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 193 transitions. [2021-03-24 14:24:34,821 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:34,821 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 193 transitions. [2021-03-24 14:24:34,822 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 38.6) internal successors, (193), 5 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:34,823 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:34,824 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:34,824 INFO L185 Difference]: Start difference. First operand has 51 places, 55 transitions, 363 flow. Second operand 5 states and 193 transitions. [2021-03-24 14:24:34,824 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 94 transitions, 736 flow [2021-03-24 14:24:34,839 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 94 transitions, 736 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-24 14:24:34,842 INFO L241 Difference]: Finished difference. Result has 58 places, 59 transitions, 456 flow [2021-03-24 14:24:34,842 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=363, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=456, PETRI_PLACES=58, PETRI_TRANSITIONS=59} [2021-03-24 14:24:34,843 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 23 predicate places. [2021-03-24 14:24:34,843 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 59 transitions, 456 flow [2021-03-24 14:24:34,843 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:34,843 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:34,843 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:34,843 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-24 14:24:34,843 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:34,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:34,844 INFO L82 PathProgramCache]: Analyzing trace with hash 320832545, now seen corresponding path program 2 times [2021-03-24 14:24:34,844 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:34,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177331849] [2021-03-24 14:24:34,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:34,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:34,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:34,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:34,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:34,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:34,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:34,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:34,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177331849] [2021-03-24 14:24:34,912 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 14:24:34,912 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 14:24:34,912 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110225392] [2021-03-24 14:24:34,912 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 14:24:34,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:34,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 14:24:34,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 14:24:34,913 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:24:34,913 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 59 transitions, 456 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:34,913 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:34,914 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:24:34,914 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:35,084 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][76], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true]) [2021-03-24 14:24:35,085 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,085 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,085 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,085 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,085 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][38], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 42#thread4EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue]) [2021-03-24 14:24:35,085 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,085 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,085 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,086 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,094 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][76], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true]) [2021-03-24 14:24:35,094 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,094 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,094 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,094 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,094 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][38], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 87#(<= n x3), 26#L18true, Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue]) [2021-03-24 14:24:35,095 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,095 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,095 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,095 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,126 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][76], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true]) [2021-03-24 14:24:35,126 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,126 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:35,126 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:35,126 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:35,126 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][38], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue]) [2021-03-24 14:24:35,127 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,127 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:35,127 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:35,127 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:35,137 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][38], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 42#thread4EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:35,137 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,137 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,137 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,137 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,138 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][38], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 84#true, 25#L41true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:35,138 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,138 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,138 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,138 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,138 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][28], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:35,138 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,138 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,138 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,138 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,139 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][28], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 84#true, 25#L41true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:35,139 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,139 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,139 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 14:24:35,139 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,171 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][38], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:35,172 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,172 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:35,172 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,172 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:35,172 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][28], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:35,172 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,172 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:35,172 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,172 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 14:24:35,205 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 65#(<= x2 x1), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 104#true, Black: 63#true, 74#true, 10#L19true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:35,205 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,205 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,205 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,205 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,206 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 65#(<= x2 x1), Black: 94#true, 104#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 42#thread4EXITtrue, 74#true, 10#L19true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:35,206 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,206 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,206 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,206 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,206 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 63#true, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:35,206 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,207 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,207 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,207 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,207 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 63#true, 42#thread4EXITtrue, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:35,207 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,207 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,207 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,207 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,210 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true, 63#true]) [2021-03-24 14:24:35,210 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,210 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,210 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,210 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,210 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][77], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 74#true, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), 26#L18true, Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 63#true]) [2021-03-24 14:24:35,211 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,211 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,211 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,211 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,211 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 94#true, 104#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true]) [2021-03-24 14:24:35,211 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,211 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,211 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,212 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,212 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 94#true, 104#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 42#thread4EXITtrue, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), 26#L18true, Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue]) [2021-03-24 14:24:35,212 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,212 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,212 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,212 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,220 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 94#true, 104#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 10#L19true, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true]) [2021-03-24 14:24:35,220 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,221 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,221 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,221 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,221 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 94#true, 104#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 10#L19true, 42#thread4EXITtrue, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue]) [2021-03-24 14:24:35,221 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,221 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,221 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,221 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,222 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 63#true, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 31#L52true]) [2021-03-24 14:24:35,222 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,222 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,222 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,223 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,223 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 63#true, 42#thread4EXITtrue, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 94#true]) [2021-03-24 14:24:35,223 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,223 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,223 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,223 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,227 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [36#L20true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 31#L52true, 63#true]) [2021-03-24 14:24:35,227 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,227 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,227 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,227 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,227 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [36#L20true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 63#true]) [2021-03-24 14:24:35,227 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,227 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,227 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,227 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,236 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [36#L20true, 4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 104#true, 74#true, 42#thread4EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 14:24:35,236 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,236 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:35,236 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,236 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 14:24:35,237 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 104#true, 74#true, 42#thread4EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 14:24:35,237 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,237 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,237 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,237 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,237 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][77], [36#L20true, 4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 14:24:35,237 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,237 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,237 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,237 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,237 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][77], [4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 14:24:35,238 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,238 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,238 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,238 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,238 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 107#(<= n x2), 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 14:24:35,238 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,238 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,239 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,239 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,239 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][77], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 42#thread4EXITtrue, 74#true, 107#(<= n x2), 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:35,239 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,239 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,239 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,239 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,240 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][77], [36#L20true, 4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:35,240 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,240 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,240 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,240 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,240 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,240 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][53], [36#L20true, 4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 14:24:35,240 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,240 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,240 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,240 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,241 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([108] L40-->L41: Formula: (< v_x3_3 v_n_5) InVars {n=v_n_5, x3=v_x3_3} OutVars{n=v_n_5, x3=v_x3_3} AuxVars[] AssignedVars[][54], [36#L20true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 107#(<= n x2), 43#L53true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:35,241 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,241 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,241 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,241 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 14:24:35,244 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 63#true, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 14:24:35,244 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,244 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,244 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,245 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,245 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 63#true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 14:24:35,245 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,245 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,245 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,245 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,248 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][76], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true, 63#true]) [2021-03-24 14:24:35,248 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,248 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,248 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,248 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,248 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][38], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 42#thread4EXITtrue, 74#true, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 63#true]) [2021-03-24 14:24:35,249 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,249 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,249 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,249 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,254 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 31#L52true, 63#true]) [2021-03-24 14:24:35,254 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,254 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,254 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,254 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,254 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), 26#L18true, Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 63#true]) [2021-03-24 14:24:35,254 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,255 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,255 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,255 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,257 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 14:24:35,257 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,257 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,257 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,257 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,258 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [36#L20true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 63#true, 31#L52true]) [2021-03-24 14:24:35,258 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,258 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,258 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,258 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,258 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][77], [36#L20true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 74#true, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 63#true]) [2021-03-24 14:24:35,258 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,259 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,259 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,259 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,264 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][77], [4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 14:24:35,264 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,264 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,264 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,264 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,265 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [66#(<= (+ x2 1) n), 35#L30true, 4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 104#true, Black: 63#true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true]) [2021-03-24 14:24:35,265 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,265 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,265 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,265 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,266 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][38], [97#(<= (+ x1 1) n), 4#L42true, Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 74#true, 10#L19true, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:35,266 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,266 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,266 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,266 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,268 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][77], [4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 74#true, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:35,269 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,269 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,269 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,269 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,269 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,269 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][53], [4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 14:24:35,269 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,269 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,269 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,269 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,269 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([108] L40-->L41: Formula: (< v_x3_3 v_n_5) InVars {n=v_n_5, x3=v_x3_3} OutVars{n=v_n_5, x3=v_x3_3} AuxVars[] AssignedVars[][54], [Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 107#(<= n x2), 43#L53true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:35,270 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,270 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,270 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,270 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 14:24:35,276 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 104#true, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 31#L52true, 63#true]) [2021-03-24 14:24:35,276 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-24 14:24:35,276 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,276 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,276 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,276 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 104#true, 42#thread4EXITtrue, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 63#true]) [2021-03-24 14:24:35,276 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-24 14:24:35,276 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,276 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,277 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,277 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 31#L52true, 63#true]) [2021-03-24 14:24:35,277 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-24 14:24:35,277 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,277 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,277 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,278 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][77], [Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 74#true, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), 26#L18true, Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 63#true]) [2021-03-24 14:24:35,278 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-24 14:24:35,278 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,278 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,278 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 14:24:35,281 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][38], [97#(<= (+ x1 1) n), 4#L42true, Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:35,281 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,281 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,281 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,281 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,281 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,281 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][28], [97#(<= (+ x1 1) n), 4#L42true, Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 14:24:35,281 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,281 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,282 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,282 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,282 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([108] L40-->L41: Formula: (< v_x3_3 v_n_5) InVars {n=v_n_5, x3=v_x3_3} OutVars{n=v_n_5, x3=v_x3_3} AuxVars[] AssignedVars[][17], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 11#thread2EXITtrue, 43#L53true, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:35,282 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,282 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,282 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,282 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,283 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][77], [4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:35,283 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,283 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,283 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,283 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,283 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,283 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][53], [4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 14:24:35,283 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,283 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,283 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,283 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,284 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([108] L40-->L41: Formula: (< v_x3_3 v_n_5) InVars {n=v_n_5, x3=v_x3_3} OutVars{n=v_n_5, x3=v_x3_3} AuxVars[] AssignedVars[][54], [Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 11#thread2EXITtrue, 43#L53true, 107#(<= n x2), 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 14:24:35,284 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,284 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,284 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 14:24:35,284 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 14:24:35,289 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 31#L52true, 63#true]) [2021-03-24 14:24:35,289 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 14:24:35,289 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,289 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,290 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,290 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][77], [Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 63#true]) [2021-03-24 14:24:35,290 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 14:24:35,290 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,290 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,290 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,290 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [66#(<= (+ x2 1) n), 35#L30true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 104#true, Black: 63#true, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 31#L52true]) [2021-03-24 14:24:35,290 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 14:24:35,291 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,291 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,291 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,291 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [66#(<= (+ x2 1) n), 35#L30true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 104#true, Black: 63#true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true]) [2021-03-24 14:24:35,291 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 14:24:35,291 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,291 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,291 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,292 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][76], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 94#true, Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true, 63#true]) [2021-03-24 14:24:35,292 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 14:24:35,292 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,292 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,292 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,292 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][38], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 94#true, Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 42#thread4EXITtrue, 74#true, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 63#true]) [2021-03-24 14:24:35,292 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 14:24:35,292 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,292 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,293 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 14:24:35,296 INFO L129 PetriNetUnfolder]: 2418/3437 cut-off events. [2021-03-24 14:24:35,296 INFO L130 PetriNetUnfolder]: For 12095/12493 co-relation queries the response was YES. [2021-03-24 14:24:35,310 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13656 conditions, 3437 events. 2418/3437 cut-off events. For 12095/12493 co-relation queries the response was YES. Maximal size of possible extension queue 285. Compared 17980 event pairs, 367 based on Foata normal form. 106/3200 useless extension candidates. Maximal degree in co-relation 13492. Up to 1892 conditions per place. [2021-03-24 14:24:35,341 INFO L132 encePairwiseOnDemand]: 51/58 looper letters, 58 selfloop transitions, 13 changer transitions 0/91 dead transitions. [2021-03-24 14:24:35,341 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 91 transitions, 758 flow [2021-03-24 14:24:35,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 14:24:35,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 14:24:35,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 191 transitions. [2021-03-24 14:24:35,343 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6586206896551724 [2021-03-24 14:24:35,343 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 191 transitions. [2021-03-24 14:24:35,343 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 191 transitions. [2021-03-24 14:24:35,343 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:35,343 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 191 transitions. [2021-03-24 14:24:35,344 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:35,344 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:35,345 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:35,345 INFO L185 Difference]: Start difference. First operand has 58 places, 59 transitions, 456 flow. Second operand 5 states and 191 transitions. [2021-03-24 14:24:35,345 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 91 transitions, 758 flow [2021-03-24 14:24:35,363 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 91 transitions, 745 flow, removed 5 selfloop flow, removed 1 redundant places. [2021-03-24 14:24:35,365 INFO L241 Difference]: Finished difference. Result has 64 places, 62 transitions, 512 flow [2021-03-24 14:24:35,365 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=413, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=512, PETRI_PLACES=64, PETRI_TRANSITIONS=62} [2021-03-24 14:24:35,366 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 29 predicate places. [2021-03-24 14:24:35,366 INFO L480 AbstractCegarLoop]: Abstraction has has 64 places, 62 transitions, 512 flow [2021-03-24 14:24:35,366 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:35,366 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:35,366 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:35,366 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-24 14:24:35,366 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:35,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:35,367 INFO L82 PathProgramCache]: Analyzing trace with hash 1714877255, now seen corresponding path program 1 times [2021-03-24 14:24:35,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:35,370 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234048619] [2021-03-24 14:24:35,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:35,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:35,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:35,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:35,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:35,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:35,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:35,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:35,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234048619] [2021-03-24 14:24:35,410 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 14:24:35,410 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 14:24:35,410 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156923430] [2021-03-24 14:24:35,410 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 14:24:35,410 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:35,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 14:24:35,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 14:24:35,411 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:24:35,412 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 62 transitions, 512 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:35,412 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:35,412 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:24:35,412 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:35,751 INFO L129 PetriNetUnfolder]: 2256/3302 cut-off events. [2021-03-24 14:24:35,751 INFO L130 PetriNetUnfolder]: For 17132/17382 co-relation queries the response was YES. [2021-03-24 14:24:35,767 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14545 conditions, 3302 events. 2256/3302 cut-off events. For 17132/17382 co-relation queries the response was YES. Maximal size of possible extension queue 256. Compared 17819 event pairs, 199 based on Foata normal form. 237/3472 useless extension candidates. Maximal degree in co-relation 14453. Up to 1481 conditions per place. [2021-03-24 14:24:35,791 INFO L132 encePairwiseOnDemand]: 51/58 looper letters, 96 selfloop transitions, 15 changer transitions 0/133 dead transitions. [2021-03-24 14:24:35,791 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 133 transitions, 1364 flow [2021-03-24 14:24:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 14:24:35,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 14:24:35,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 194 transitions. [2021-03-24 14:24:35,792 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6689655172413793 [2021-03-24 14:24:35,792 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 194 transitions. [2021-03-24 14:24:35,792 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 194 transitions. [2021-03-24 14:24:35,793 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:35,793 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 194 transitions. [2021-03-24 14:24:35,793 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 38.8) internal successors, (194), 5 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:35,794 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:35,794 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:35,794 INFO L185 Difference]: Start difference. First operand has 64 places, 62 transitions, 512 flow. Second operand 5 states and 194 transitions. [2021-03-24 14:24:35,794 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 133 transitions, 1364 flow [2021-03-24 14:24:35,815 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 133 transitions, 1327 flow, removed 12 selfloop flow, removed 1 redundant places. [2021-03-24 14:24:35,818 INFO L241 Difference]: Finished difference. Result has 71 places, 68 transitions, 605 flow [2021-03-24 14:24:35,818 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=499, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=605, PETRI_PLACES=71, PETRI_TRANSITIONS=68} [2021-03-24 14:24:35,819 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 36 predicate places. [2021-03-24 14:24:35,819 INFO L480 AbstractCegarLoop]: Abstraction has has 71 places, 68 transitions, 605 flow [2021-03-24 14:24:35,819 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:35,819 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:35,819 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:35,819 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-24 14:24:35,819 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:35,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:35,820 INFO L82 PathProgramCache]: Analyzing trace with hash -355067221, now seen corresponding path program 2 times [2021-03-24 14:24:35,820 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:35,820 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608582145] [2021-03-24 14:24:35,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:35,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:35,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:35,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:35,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:35,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:35,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:35,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:35,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:35,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608582145] [2021-03-24 14:24:35,858 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 14:24:35,858 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 14:24:35,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144104913] [2021-03-24 14:24:35,858 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 14:24:35,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:35,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 14:24:35,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 14:24:35,859 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:24:35,859 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 68 transitions, 605 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:35,860 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:35,860 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:24:35,860 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:36,206 INFO L129 PetriNetUnfolder]: 2163/3138 cut-off events. [2021-03-24 14:24:36,206 INFO L130 PetriNetUnfolder]: For 18630/18825 co-relation queries the response was YES. [2021-03-24 14:24:36,223 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15690 conditions, 3138 events. 2163/3138 cut-off events. For 18630/18825 co-relation queries the response was YES. Maximal size of possible extension queue 231. Compared 16547 event pairs, 209 based on Foata normal form. 110/3194 useless extension candidates. Maximal degree in co-relation 15586. Up to 1736 conditions per place. [2021-03-24 14:24:36,247 INFO L132 encePairwiseOnDemand]: 51/58 looper letters, 93 selfloop transitions, 15 changer transitions 0/130 dead transitions. [2021-03-24 14:24:36,247 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 130 transitions, 1390 flow [2021-03-24 14:24:36,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 14:24:36,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 14:24:36,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 191 transitions. [2021-03-24 14:24:36,248 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6586206896551724 [2021-03-24 14:24:36,249 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 191 transitions. [2021-03-24 14:24:36,249 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 191 transitions. [2021-03-24 14:24:36,249 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:36,249 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 191 transitions. [2021-03-24 14:24:36,249 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 38.2) internal successors, (191), 5 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:36,250 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:36,250 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:36,250 INFO L185 Difference]: Start difference. First operand has 71 places, 68 transitions, 605 flow. Second operand 5 states and 191 transitions. [2021-03-24 14:24:36,250 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 130 transitions, 1390 flow [2021-03-24 14:24:36,276 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 130 transitions, 1384 flow, removed 3 selfloop flow, removed 0 redundant places. [2021-03-24 14:24:36,278 INFO L241 Difference]: Finished difference. Result has 78 places, 71 transitions, 682 flow [2021-03-24 14:24:36,278 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=577, PETRI_DIFFERENCE_MINUEND_PLACES=71, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=682, PETRI_PLACES=78, PETRI_TRANSITIONS=71} [2021-03-24 14:24:36,278 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 43 predicate places. [2021-03-24 14:24:36,278 INFO L480 AbstractCegarLoop]: Abstraction has has 78 places, 71 transitions, 682 flow [2021-03-24 14:24:36,278 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:36,278 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:36,279 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:36,279 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-24 14:24:36,279 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:36,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:36,279 INFO L82 PathProgramCache]: Analyzing trace with hash 1956557048, now seen corresponding path program 2 times [2021-03-24 14:24:36,279 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:36,280 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114743188] [2021-03-24 14:24:36,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:36,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:36,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:36,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:36,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:36,318 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114743188] [2021-03-24 14:24:36,318 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 14:24:36,318 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 14:24:36,318 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022106522] [2021-03-24 14:24:36,319 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 14:24:36,319 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:36,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 14:24:36,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 14:24:36,319 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:24:36,320 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 71 transitions, 682 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:36,320 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:36,320 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:24:36,320 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:36,638 INFO L129 PetriNetUnfolder]: 1962/2907 cut-off events. [2021-03-24 14:24:36,639 INFO L130 PetriNetUnfolder]: For 20832/21015 co-relation queries the response was YES. [2021-03-24 14:24:36,655 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15469 conditions, 2907 events. 1962/2907 cut-off events. For 20832/21015 co-relation queries the response was YES. Maximal size of possible extension queue 192. Compared 15364 event pairs, 80 based on Foata normal form. 201/3048 useless extension candidates. Maximal degree in co-relation 15377. Up to 1462 conditions per place. [2021-03-24 14:24:36,677 INFO L132 encePairwiseOnDemand]: 51/58 looper letters, 99 selfloop transitions, 14 changer transitions 0/135 dead transitions. [2021-03-24 14:24:36,677 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 135 transitions, 1491 flow [2021-03-24 14:24:36,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 14:24:36,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 14:24:36,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 192 transitions. [2021-03-24 14:24:36,678 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6620689655172414 [2021-03-24 14:24:36,678 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 192 transitions. [2021-03-24 14:24:36,678 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 192 transitions. [2021-03-24 14:24:36,678 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:36,678 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 192 transitions. [2021-03-24 14:24:36,679 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 38.4) internal successors, (192), 5 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) [2021-03-24 14:24:36,680 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:36,680 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:36,680 INFO L185 Difference]: Start difference. First operand has 78 places, 71 transitions, 682 flow. Second operand 5 states and 192 transitions. [2021-03-24 14:24:36,680 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 135 transitions, 1491 flow [2021-03-24 14:24:36,713 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 135 transitions, 1474 flow, removed 5 selfloop flow, removed 1 redundant places. [2021-03-24 14:24:36,716 INFO L241 Difference]: Finished difference. Result has 84 places, 74 transitions, 741 flow [2021-03-24 14:24:36,717 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=637, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=741, PETRI_PLACES=84, PETRI_TRANSITIONS=74} [2021-03-24 14:24:36,717 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 49 predicate places. [2021-03-24 14:24:36,717 INFO L480 AbstractCegarLoop]: Abstraction has has 84 places, 74 transitions, 741 flow [2021-03-24 14:24:36,717 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:36,717 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:36,717 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:36,717 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-24 14:24:36,717 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:36,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:36,718 INFO L82 PathProgramCache]: Analyzing trace with hash -1806854715, now seen corresponding path program 1 times [2021-03-24 14:24:36,718 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:36,718 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624258847] [2021-03-24 14:24:36,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:36,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:36,773 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 14:24:36,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,783 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:36,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:36,793 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:36,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:36,803 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:36,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:36,821 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-03-24 14:24:36,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:36,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-24 14:24:36,827 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624258847] [2021-03-24 14:24:36,827 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1721602536] [2021-03-24 14:24:36,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:24:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:36,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-24 14:24:36,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:24:36,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:36,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:36,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:36,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:36,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:36,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 14:24:36,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 14:24:36,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 14:24:36,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 14:24:36,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:36,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:36,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:36,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:36,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:36,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:36,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:36,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:36,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:36,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:36,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:36,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:36,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:37,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:37,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 14:24:37,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:37,071 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:24:37,071 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-03-24 14:24:37,072 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411131735] [2021-03-24 14:24:37,072 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 14:24:37,072 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:37,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 14:24:37,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-24 14:24:37,073 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 14:24:37,073 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 74 transitions, 741 flow. Second operand has 8 states, 8 states have (on average 20.0) internal successors, (160), 8 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:37,073 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:37,073 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 14:24:37,073 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:37,983 INFO L129 PetriNetUnfolder]: 4138/5777 cut-off events. [2021-03-24 14:24:37,983 INFO L130 PetriNetUnfolder]: For 49850/49855 co-relation queries the response was YES. [2021-03-24 14:24:38,012 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33518 conditions, 5777 events. 4138/5777 cut-off events. For 49850/49855 co-relation queries the response was YES. Maximal size of possible extension queue 281. Compared 27602 event pairs, 1031 based on Foata normal form. 2/5759 useless extension candidates. Maximal degree in co-relation 33390. Up to 4659 conditions per place. [2021-03-24 14:24:38,054 INFO L132 encePairwiseOnDemand]: 50/58 looper letters, 151 selfloop transitions, 46 changer transitions 0/205 dead transitions. [2021-03-24 14:24:38,054 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 205 transitions, 2493 flow [2021-03-24 14:24:38,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-24 14:24:38,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-24 14:24:38,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 235 transitions. [2021-03-24 14:24:38,056 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5064655172413793 [2021-03-24 14:24:38,056 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 235 transitions. [2021-03-24 14:24:38,056 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 235 transitions. [2021-03-24 14:24:38,056 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:38,056 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 235 transitions. [2021-03-24 14:24:38,057 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 29.375) internal successors, (235), 8 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:38,058 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 58.0) internal successors, (522), 9 states have internal predecessors, (522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:38,059 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 58.0) internal successors, (522), 9 states have internal predecessors, (522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:38,059 INFO L185 Difference]: Start difference. First operand has 84 places, 74 transitions, 741 flow. Second operand 8 states and 235 transitions. [2021-03-24 14:24:38,059 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 205 transitions, 2493 flow [2021-03-24 14:24:38,126 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 205 transitions, 2470 flow, removed 9 selfloop flow, removed 1 redundant places. [2021-03-24 14:24:38,130 INFO L241 Difference]: Finished difference. Result has 93 places, 115 transitions, 1356 flow [2021-03-24 14:24:38,131 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=734, PETRI_DIFFERENCE_MINUEND_PLACES=83, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=58, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=1356, PETRI_PLACES=93, PETRI_TRANSITIONS=115} [2021-03-24 14:24:38,131 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 58 predicate places. [2021-03-24 14:24:38,131 INFO L480 AbstractCegarLoop]: Abstraction has has 93 places, 115 transitions, 1356 flow [2021-03-24 14:24:38,131 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 20.0) internal successors, (160), 8 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:38,132 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:38,132 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:38,353 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-03-24 14:24:38,353 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:38,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:38,353 INFO L82 PathProgramCache]: Analyzing trace with hash 1762419559, now seen corresponding path program 2 times [2021-03-24 14:24:38,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:38,354 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491961045] [2021-03-24 14:24:38,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:38,382 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 14:24:38,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:38,395 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:38,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:38,404 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 14:24:38,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:38,407 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:38,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:38,419 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-03-24 14:24:38,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:38,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-24 14:24:38,422 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491961045] [2021-03-24 14:24:38,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 14:24:38,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 14:24:38,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268529280] [2021-03-24 14:24:38,423 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 14:24:38,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:38,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 14:24:38,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 14:24:38,424 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 14:24:38,424 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 115 transitions, 1356 flow. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:38,424 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:38,424 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 14:24:38,424 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:39,199 INFO L129 PetriNetUnfolder]: 4504/6290 cut-off events. [2021-03-24 14:24:39,199 INFO L130 PetriNetUnfolder]: For 57616/57642 co-relation queries the response was YES. [2021-03-24 14:24:39,236 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38480 conditions, 6290 events. 4504/6290 cut-off events. For 57616/57642 co-relation queries the response was YES. Maximal size of possible extension queue 324. Compared 30500 event pairs, 1114 based on Foata normal form. 2/6272 useless extension candidates. Maximal degree in co-relation 38333. Up to 5726 conditions per place. [2021-03-24 14:24:39,288 INFO L132 encePairwiseOnDemand]: 50/58 looper letters, 147 selfloop transitions, 31 changer transitions 0/186 dead transitions. [2021-03-24 14:24:39,288 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 186 transitions, 2490 flow [2021-03-24 14:24:39,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 14:24:39,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 14:24:39,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 143 transitions. [2021-03-24 14:24:39,289 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49310344827586206 [2021-03-24 14:24:39,290 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 143 transitions. [2021-03-24 14:24:39,290 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 143 transitions. [2021-03-24 14:24:39,290 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:39,290 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 143 transitions. [2021-03-24 14:24:39,290 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:39,291 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:39,291 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:39,291 INFO L185 Difference]: Start difference. First operand has 93 places, 115 transitions, 1356 flow. Second operand 5 states and 143 transitions. [2021-03-24 14:24:39,291 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 186 transitions, 2490 flow [2021-03-24 14:24:39,383 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 186 transitions, 2438 flow, removed 26 selfloop flow, removed 0 redundant places. [2021-03-24 14:24:39,386 INFO L241 Difference]: Finished difference. Result has 99 places, 141 transitions, 1780 flow [2021-03-24 14:24:39,386 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=1314, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=115, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1780, PETRI_PLACES=99, PETRI_TRANSITIONS=141} [2021-03-24 14:24:39,386 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 64 predicate places. [2021-03-24 14:24:39,386 INFO L480 AbstractCegarLoop]: Abstraction has has 99 places, 141 transitions, 1780 flow [2021-03-24 14:24:39,387 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:39,387 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:39,387 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:39,387 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-24 14:24:39,387 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:39,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:39,388 INFO L82 PathProgramCache]: Analyzing trace with hash -88141295, now seen corresponding path program 3 times [2021-03-24 14:24:39,388 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:39,388 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816232674] [2021-03-24 14:24:39,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:39,413 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 14:24:39,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:39,421 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:39,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:39,432 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:39,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:39,444 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:39,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:39,457 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-03-24 14:24:39,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:39,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-24 14:24:39,462 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816232674] [2021-03-24 14:24:39,462 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 14:24:39,462 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 14:24:39,462 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936594038] [2021-03-24 14:24:39,462 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 14:24:39,462 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:39,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 14:24:39,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-24 14:24:39,463 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 14:24:39,464 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 141 transitions, 1780 flow. Second operand has 6 states, 6 states have (on average 20.0) internal successors, (120), 6 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:39,464 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:39,464 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 14:24:39,464 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:40,419 INFO L129 PetriNetUnfolder]: 5134/7170 cut-off events. [2021-03-24 14:24:40,419 INFO L130 PetriNetUnfolder]: For 72158/72184 co-relation queries the response was YES. [2021-03-24 14:24:40,458 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45997 conditions, 7170 events. 5134/7170 cut-off events. For 72158/72184 co-relation queries the response was YES. Maximal size of possible extension queue 400. Compared 35517 event pairs, 1081 based on Foata normal form. 2/7152 useless extension candidates. Maximal degree in co-relation 45832. Up to 6307 conditions per place. [2021-03-24 14:24:40,507 INFO L132 encePairwiseOnDemand]: 50/58 looper letters, 192 selfloop transitions, 34 changer transitions 0/234 dead transitions. [2021-03-24 14:24:40,507 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 234 transitions, 3287 flow [2021-03-24 14:24:40,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 14:24:40,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 14:24:40,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 176 transitions. [2021-03-24 14:24:40,508 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5057471264367817 [2021-03-24 14:24:40,508 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 176 transitions. [2021-03-24 14:24:40,508 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 176 transitions. [2021-03-24 14:24:40,509 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:40,509 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 176 transitions. [2021-03-24 14:24:40,509 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:40,510 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 58.0) internal successors, (406), 7 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:40,510 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 58.0) internal successors, (406), 7 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:40,510 INFO L185 Difference]: Start difference. First operand has 99 places, 141 transitions, 1780 flow. Second operand 6 states and 176 transitions. [2021-03-24 14:24:40,510 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 234 transitions, 3287 flow [2021-03-24 14:24:40,601 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 234 transitions, 3263 flow, removed 12 selfloop flow, removed 0 redundant places. [2021-03-24 14:24:40,605 INFO L241 Difference]: Finished difference. Result has 106 places, 170 transitions, 2308 flow [2021-03-24 14:24:40,605 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=1756, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=141, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2308, PETRI_PLACES=106, PETRI_TRANSITIONS=170} [2021-03-24 14:24:40,606 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 71 predicate places. [2021-03-24 14:24:40,606 INFO L480 AbstractCegarLoop]: Abstraction has has 106 places, 170 transitions, 2308 flow [2021-03-24 14:24:40,606 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 20.0) internal successors, (120), 6 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:40,606 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:40,606 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:40,606 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-24 14:24:40,606 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:40,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:40,607 INFO L82 PathProgramCache]: Analyzing trace with hash -964882859, now seen corresponding path program 4 times [2021-03-24 14:24:40,607 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:40,607 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450136017] [2021-03-24 14:24:40,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:40,630 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 14:24:40,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:40,637 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:40,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:40,646 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 14:24:40,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:40,648 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:40,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:40,658 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-03-24 14:24:40,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:40,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-24 14:24:40,661 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450136017] [2021-03-24 14:24:40,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 14:24:40,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 14:24:40,661 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883450480] [2021-03-24 14:24:40,661 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 14:24:40,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:40,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 14:24:40,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 14:24:40,662 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 14:24:40,663 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 170 transitions, 2308 flow. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:40,663 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:40,663 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 14:24:40,663 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:41,527 INFO L129 PetriNetUnfolder]: 5500/7677 cut-off events. [2021-03-24 14:24:41,528 INFO L130 PetriNetUnfolder]: For 83501/83527 co-relation queries the response was YES. [2021-03-24 14:24:41,582 INFO L84 FinitePrefix]: Finished finitePrefix Result has 51338 conditions, 7677 events. 5500/7677 cut-off events. For 83501/83527 co-relation queries the response was YES. Maximal size of possible extension queue 429. Compared 38310 event pairs, 1163 based on Foata normal form. 2/7659 useless extension candidates. Maximal degree in co-relation 51163. Up to 7108 conditions per place. [2021-03-24 14:24:41,636 INFO L132 encePairwiseOnDemand]: 50/58 looper letters, 202 selfloop transitions, 31 changer transitions 0/241 dead transitions. [2021-03-24 14:24:41,637 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 241 transitions, 3650 flow [2021-03-24 14:24:41,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 14:24:41,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 14:24:41,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 143 transitions. [2021-03-24 14:24:41,638 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49310344827586206 [2021-03-24 14:24:41,638 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 143 transitions. [2021-03-24 14:24:41,638 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 143 transitions. [2021-03-24 14:24:41,638 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:41,638 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 143 transitions. [2021-03-24 14:24:41,639 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:41,639 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:41,639 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:41,639 INFO L185 Difference]: Start difference. First operand has 106 places, 170 transitions, 2308 flow. Second operand 5 states and 143 transitions. [2021-03-24 14:24:41,639 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 241 transitions, 3650 flow [2021-03-24 14:24:41,883 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 241 transitions, 3550 flow, removed 50 selfloop flow, removed 0 redundant places. [2021-03-24 14:24:41,887 INFO L241 Difference]: Finished difference. Result has 112 places, 196 transitions, 2786 flow [2021-03-24 14:24:41,887 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=2232, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=170, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=147, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=2786, PETRI_PLACES=112, PETRI_TRANSITIONS=196} [2021-03-24 14:24:41,887 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 77 predicate places. [2021-03-24 14:24:41,887 INFO L480 AbstractCegarLoop]: Abstraction has has 112 places, 196 transitions, 2786 flow [2021-03-24 14:24:41,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:41,888 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:41,888 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:41,888 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-24 14:24:41,888 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:41,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:41,888 INFO L82 PathProgramCache]: Analyzing trace with hash 1827430533, now seen corresponding path program 1 times [2021-03-24 14:24:41,888 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:41,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609966396] [2021-03-24 14:24:41,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:41,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:41,916 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 14:24:41,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:41,925 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:41,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:41,933 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:41,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:41,943 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:41,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:41,956 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-03-24 14:24:41,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:41,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-24 14:24:41,960 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609966396] [2021-03-24 14:24:41,960 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [652437860] [2021-03-24 14:24:41,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:24:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:41,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-24 14:24:41,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:24:41,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:41,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:41,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:41,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:41,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:42,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:42,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:42,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:42,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:42,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:42,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:42,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:42,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:42,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:42,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:42,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:42,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:42,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:42,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:42,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 14:24:42,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 14:24:42,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 14:24:42,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 14:24:42,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:42,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:42,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:42,234 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:24:42,234 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-03-24 14:24:42,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214832064] [2021-03-24 14:24:42,237 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 14:24:42,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:42,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 14:24:42,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-24 14:24:42,238 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 14:24:42,238 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 196 transitions, 2786 flow. Second operand has 8 states, 8 states have (on average 20.0) internal successors, (160), 8 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:42,238 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:42,238 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 14:24:42,238 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:43,444 INFO L129 PetriNetUnfolder]: 6382/9011 cut-off events. [2021-03-24 14:24:43,445 INFO L130 PetriNetUnfolder]: For 100960/100986 co-relation queries the response was YES. [2021-03-24 14:24:43,483 INFO L84 FinitePrefix]: Finished finitePrefix Result has 60044 conditions, 9011 events. 6382/9011 cut-off events. For 100960/100986 co-relation queries the response was YES. Maximal size of possible extension queue 565. Compared 48853 event pairs, 752 based on Foata normal form. 4/8997 useless extension candidates. Maximal degree in co-relation 59744. Up to 7773 conditions per place. [2021-03-24 14:24:43,530 INFO L132 encePairwiseOnDemand]: 50/58 looper letters, 273 selfloop transitions, 46 changer transitions 0/327 dead transitions. [2021-03-24 14:24:43,530 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 327 transitions, 4728 flow [2021-03-24 14:24:43,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-24 14:24:43,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-24 14:24:43,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 235 transitions. [2021-03-24 14:24:43,586 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5064655172413793 [2021-03-24 14:24:43,586 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 235 transitions. [2021-03-24 14:24:43,587 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 235 transitions. [2021-03-24 14:24:43,587 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:43,587 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 235 transitions. [2021-03-24 14:24:43,587 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 29.375) internal successors, (235), 8 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:43,588 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 58.0) internal successors, (522), 9 states have internal predecessors, (522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:43,588 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 58.0) internal successors, (522), 9 states have internal predecessors, (522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:43,588 INFO L185 Difference]: Start difference. First operand has 112 places, 196 transitions, 2786 flow. Second operand 8 states and 235 transitions. [2021-03-24 14:24:43,588 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 327 transitions, 4728 flow [2021-03-24 14:24:43,739 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 327 transitions, 4672 flow, removed 28 selfloop flow, removed 0 redundant places. [2021-03-24 14:24:43,746 INFO L241 Difference]: Finished difference. Result has 122 places, 237 transitions, 3346 flow [2021-03-24 14:24:43,747 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=2730, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=196, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=180, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=3346, PETRI_PLACES=122, PETRI_TRANSITIONS=237} [2021-03-24 14:24:43,747 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 87 predicate places. [2021-03-24 14:24:43,747 INFO L480 AbstractCegarLoop]: Abstraction has has 122 places, 237 transitions, 3346 flow [2021-03-24 14:24:43,747 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 20.0) internal successors, (160), 8 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:43,748 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:43,749 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:43,971 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-03-24 14:24:43,971 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:43,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:43,972 INFO L82 PathProgramCache]: Analyzing trace with hash 1687891447, now seen corresponding path program 2 times [2021-03-24 14:24:43,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:43,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999019780] [2021-03-24 14:24:43,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:43,990 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 14:24:43,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:43,997 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:43,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:44,005 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 14:24:44,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:44,006 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:44,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:44,015 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-03-24 14:24:44,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:44,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-24 14:24:44,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999019780] [2021-03-24 14:24:44,018 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 14:24:44,018 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 14:24:44,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029537481] [2021-03-24 14:24:44,019 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 14:24:44,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:44,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 14:24:44,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 14:24:44,019 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 14:24:44,020 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 237 transitions, 3346 flow. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:44,020 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:44,020 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 14:24:44,020 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:45,132 INFO L129 PetriNetUnfolder]: 6748/9541 cut-off events. [2021-03-24 14:24:45,132 INFO L130 PetriNetUnfolder]: For 110264/110290 co-relation queries the response was YES. [2021-03-24 14:24:45,172 INFO L84 FinitePrefix]: Finished finitePrefix Result has 64953 conditions, 9541 events. 6748/9541 cut-off events. For 110264/110290 co-relation queries the response was YES. Maximal size of possible extension queue 629. Compared 52828 event pairs, 1117 based on Foata normal form. 3/9526 useless extension candidates. Maximal degree in co-relation 64612. Up to 8840 conditions per place. [2021-03-24 14:24:45,223 INFO L132 encePairwiseOnDemand]: 50/58 looper letters, 269 selfloop transitions, 31 changer transitions 0/308 dead transitions. [2021-03-24 14:24:45,223 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 308 transitions, 4700 flow [2021-03-24 14:24:45,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 14:24:45,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 14:24:45,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 143 transitions. [2021-03-24 14:24:45,224 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49310344827586206 [2021-03-24 14:24:45,224 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 143 transitions. [2021-03-24 14:24:45,224 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 143 transitions. [2021-03-24 14:24:45,224 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:45,224 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 143 transitions. [2021-03-24 14:24:45,225 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:45,225 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:45,226 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:45,226 INFO L185 Difference]: Start difference. First operand has 122 places, 237 transitions, 3346 flow. Second operand 5 states and 143 transitions. [2021-03-24 14:24:45,226 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 308 transitions, 4700 flow [2021-03-24 14:24:45,437 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 126 places, 308 transitions, 4652 flow, removed 24 selfloop flow, removed 0 redundant places. [2021-03-24 14:24:45,445 INFO L241 Difference]: Finished difference. Result has 128 places, 263 transitions, 3770 flow [2021-03-24 14:24:45,446 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=3306, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=237, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=214, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=3770, PETRI_PLACES=128, PETRI_TRANSITIONS=263} [2021-03-24 14:24:45,446 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 93 predicate places. [2021-03-24 14:24:45,446 INFO L480 AbstractCegarLoop]: Abstraction has has 128 places, 263 transitions, 3770 flow [2021-03-24 14:24:45,446 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:45,446 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:45,446 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:45,446 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-24 14:24:45,446 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:45,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:45,447 INFO L82 PathProgramCache]: Analyzing trace with hash 1226119553, now seen corresponding path program 3 times [2021-03-24 14:24:45,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:45,447 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15589437] [2021-03-24 14:24:45,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:45,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:45,486 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 14:24:45,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:45,493 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:45,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:45,500 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:45,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:45,511 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:45,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:45,522 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-03-24 14:24:45,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:45,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-24 14:24:45,525 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15589437] [2021-03-24 14:24:45,525 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 14:24:45,525 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 14:24:45,525 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974330844] [2021-03-24 14:24:45,525 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 14:24:45,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:45,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 14:24:45,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-24 14:24:45,526 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 14:24:45,526 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 128 places, 263 transitions, 3770 flow. Second operand has 6 states, 6 states have (on average 20.0) internal successors, (120), 6 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:45,526 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:45,526 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 14:24:45,527 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:46,879 INFO L129 PetriNetUnfolder]: 7378/10456 cut-off events. [2021-03-24 14:24:46,879 INFO L130 PetriNetUnfolder]: For 126419/126445 co-relation queries the response was YES. [2021-03-24 14:24:46,921 INFO L84 FinitePrefix]: Finished finitePrefix Result has 72428 conditions, 10456 events. 7378/10456 cut-off events. For 126419/126445 co-relation queries the response was YES. Maximal size of possible extension queue 726. Compared 59839 event pairs, 975 based on Foata normal form. 3/10441 useless extension candidates. Maximal degree in co-relation 72027. Up to 9421 conditions per place. [2021-03-24 14:24:46,965 INFO L132 encePairwiseOnDemand]: 50/58 looper letters, 314 selfloop transitions, 34 changer transitions 0/356 dead transitions. [2021-03-24 14:24:46,965 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 356 transitions, 5499 flow [2021-03-24 14:24:46,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 14:24:46,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 14:24:46,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 176 transitions. [2021-03-24 14:24:46,966 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5057471264367817 [2021-03-24 14:24:46,966 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 176 transitions. [2021-03-24 14:24:46,966 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 176 transitions. [2021-03-24 14:24:46,966 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:46,966 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 176 transitions. [2021-03-24 14:24:46,967 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:46,967 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 58.0) internal successors, (406), 7 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:46,967 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 58.0) internal successors, (406), 7 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:46,967 INFO L185 Difference]: Start difference. First operand has 128 places, 263 transitions, 3770 flow. Second operand 6 states and 176 transitions. [2021-03-24 14:24:46,967 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 356 transitions, 5499 flow [2021-03-24 14:24:47,258 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 133 places, 356 transitions, 5475 flow, removed 12 selfloop flow, removed 0 redundant places. [2021-03-24 14:24:47,264 INFO L241 Difference]: Finished difference. Result has 135 places, 292 transitions, 4294 flow [2021-03-24 14:24:47,265 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=3746, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=263, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=247, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=4294, PETRI_PLACES=135, PETRI_TRANSITIONS=292} [2021-03-24 14:24:47,265 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 100 predicate places. [2021-03-24 14:24:47,265 INFO L480 AbstractCegarLoop]: Abstraction has has 135 places, 292 transitions, 4294 flow [2021-03-24 14:24:47,265 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 20.0) internal successors, (120), 6 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:47,265 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:47,265 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:47,265 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-24 14:24:47,265 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:47,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:47,266 INFO L82 PathProgramCache]: Analyzing trace with hash -1601840151, now seen corresponding path program 4 times [2021-03-24 14:24:47,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:47,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228555029] [2021-03-24 14:24:47,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:47,299 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 14:24:47,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,307 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:47,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:47,315 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 14:24:47,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,316 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 14:24:47,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:47,325 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-03-24 14:24:47,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:47,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-24 14:24:47,328 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228555029] [2021-03-24 14:24:47,328 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1693454666] [2021-03-24 14:24:47,328 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:24:47,364 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 14:24:47,364 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 14:24:47,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-24 14:24:47,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:24:47,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:47,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:47,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:47,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:47,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:47,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:47,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:47,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:47,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:47,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:47,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:47,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:47,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:47,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:47,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:47,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:47,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:47,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:47,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:47,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:47,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:47,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 14:24:47,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 14:24:47,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 14:24:47,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 14:24:47,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 14:24:47,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 14:24:47,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 14:24:47,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 14:24:47,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:47,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 14:24:47,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:47,527 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:24:47,527 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 5] total 6 [2021-03-24 14:24:47,528 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646049362] [2021-03-24 14:24:47,529 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 14:24:47,529 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:47,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 14:24:47,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-03-24 14:24:47,529 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 14:24:47,530 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 292 transitions, 4294 flow. Second operand has 8 states, 8 states have (on average 20.375) internal successors, (163), 8 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:47,530 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:47,530 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 14:24:47,530 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:48,974 INFO L129 PetriNetUnfolder]: 7744/10972 cut-off events. [2021-03-24 14:24:48,974 INFO L130 PetriNetUnfolder]: For 138487/138513 co-relation queries the response was YES. [2021-03-24 14:24:49,017 INFO L84 FinitePrefix]: Finished finitePrefix Result has 77705 conditions, 10972 events. 7744/10972 cut-off events. For 138487/138513 co-relation queries the response was YES. Maximal size of possible extension queue 791. Compared 63587 event pairs, 1106 based on Foata normal form. 3/10957 useless extension candidates. Maximal degree in co-relation 77283. Up to 10222 conditions per place. [2021-03-24 14:24:49,061 INFO L132 encePairwiseOnDemand]: 50/58 looper letters, 340 selfloop transitions, 33 changer transitions 0/381 dead transitions. [2021-03-24 14:24:49,061 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 381 transitions, 6086 flow [2021-03-24 14:24:49,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 14:24:49,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 14:24:49,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 197 transitions. [2021-03-24 14:24:49,062 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4852216748768473 [2021-03-24 14:24:49,062 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 197 transitions. [2021-03-24 14:24:49,062 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 197 transitions. [2021-03-24 14:24:49,062 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:49,062 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 197 transitions. [2021-03-24 14:24:49,063 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 28.142857142857142) internal successors, (197), 7 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) [2021-03-24 14:24:49,064 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 58.0) internal successors, (464), 8 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:49,064 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 58.0) internal successors, (464), 8 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:49,064 INFO L185 Difference]: Start difference. First operand has 135 places, 292 transitions, 4294 flow. Second operand 7 states and 197 transitions. [2021-03-24 14:24:49,064 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 141 places, 381 transitions, 6086 flow [2021-03-24 14:24:49,276 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 381 transitions, 5986 flow, removed 50 selfloop flow, removed 0 redundant places. [2021-03-24 14:24:49,280 INFO L241 Difference]: Finished difference. Result has 144 places, 320 transitions, 4817 flow [2021-03-24 14:24:49,281 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=4218, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=292, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=269, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=4817, PETRI_PLACES=144, PETRI_TRANSITIONS=320} [2021-03-24 14:24:49,281 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 109 predicate places. [2021-03-24 14:24:49,281 INFO L480 AbstractCegarLoop]: Abstraction has has 144 places, 320 transitions, 4817 flow [2021-03-24 14:24:49,281 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 20.375) internal successors, (163), 8 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:49,281 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:49,281 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:49,482 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-24 14:24:49,482 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:49,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:49,484 INFO L82 PathProgramCache]: Analyzing trace with hash 753781493, now seen corresponding path program 5 times [2021-03-24 14:24:49,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:49,484 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610085429] [2021-03-24 14:24:49,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:49,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:49,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:49,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:49,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:49,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:49,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:49,538 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:49,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610085429] [2021-03-24 14:24:49,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [658152080] [2021-03-24 14:24:49,538 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:24:49,582 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-24 14:24:49,582 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 14:24:49,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 14:24:49,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:24:49,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:49,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:49,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:24:49,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:49,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:49,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:24:49,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:49,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:49,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:49,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:49,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:24:49,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:49,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:49,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:24:49,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:49,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:49,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:49,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:24:49,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:49,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:24:49,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:49,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:49,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:49,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:49,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:49,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:49,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:49,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:49,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:49,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:49,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:49,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:49,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:49,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:49,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:24:49,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:49,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:24:49,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:49,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:49,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:24:49,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:24:49,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:49,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:49,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:49,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:49,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:24:49,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:49,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:49,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:24:49,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:24:49,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:24:49,698 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-03-24 14:24:49,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 14:24:49,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:49,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 14:24:49,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 14:24:49,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:49,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:49,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:49,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:49,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:49,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:49,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:49,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:49,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:49,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:49,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:49,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:49,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:49,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:49,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:49,725 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:49,725 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:24:49,726 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-24 14:24:49,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777939265] [2021-03-24 14:24:49,726 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 14:24:49,726 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:49,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 14:24:49,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-03-24 14:24:49,727 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:24:49,727 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 320 transitions, 4817 flow. Second operand has 10 states, 10 states have (on average 31.8) internal successors, (318), 10 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:49,727 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:49,727 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:24:49,727 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:50,184 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2021-03-24 14:24:51,661 INFO L129 PetriNetUnfolder]: 8333/12394 cut-off events. [2021-03-24 14:24:51,661 INFO L130 PetriNetUnfolder]: For 157667/159660 co-relation queries the response was YES. [2021-03-24 14:24:51,926 INFO L84 FinitePrefix]: Finished finitePrefix Result has 86126 conditions, 12394 events. 8333/12394 cut-off events. For 157667/159660 co-relation queries the response was YES. Maximal size of possible extension queue 830. Compared 78765 event pairs, 546 based on Foata normal form. 441/12599 useless extension candidates. Maximal degree in co-relation 85705. Up to 4394 conditions per place. [2021-03-24 14:24:52,011 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 381 selfloop transitions, 122 changer transitions 0/647 dead transitions. [2021-03-24 14:24:52,011 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 159 places, 647 transitions, 9179 flow [2021-03-24 14:24:52,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-24 14:24:52,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-24 14:24:52,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 602 transitions. [2021-03-24 14:24:52,013 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6487068965517241 [2021-03-24 14:24:52,013 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 602 transitions. [2021-03-24 14:24:52,013 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 602 transitions. [2021-03-24 14:24:52,014 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:52,014 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 602 transitions. [2021-03-24 14:24:52,015 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 37.625) internal successors, (602), 16 states have internal predecessors, (602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:52,017 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 58.0) internal successors, (986), 17 states have internal predecessors, (986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:52,017 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 58.0) internal successors, (986), 17 states have internal predecessors, (986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:52,017 INFO L185 Difference]: Start difference. First operand has 144 places, 320 transitions, 4817 flow. Second operand 16 states and 602 transitions. [2021-03-24 14:24:52,017 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 159 places, 647 transitions, 9179 flow [2021-03-24 14:24:52,295 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 647 transitions, 9014 flow, removed 80 selfloop flow, removed 1 redundant places. [2021-03-24 14:24:52,303 INFO L241 Difference]: Finished difference. Result has 166 places, 358 transitions, 5567 flow [2021-03-24 14:24:52,303 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=4652, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=320, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=87, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=226, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=5567, PETRI_PLACES=166, PETRI_TRANSITIONS=358} [2021-03-24 14:24:52,303 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 131 predicate places. [2021-03-24 14:24:52,304 INFO L480 AbstractCegarLoop]: Abstraction has has 166 places, 358 transitions, 5567 flow [2021-03-24 14:24:52,304 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 31.8) internal successors, (318), 10 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:52,304 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:52,304 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:52,519 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-03-24 14:24:52,520 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:52,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:52,520 INFO L82 PathProgramCache]: Analyzing trace with hash -689504940, now seen corresponding path program 6 times [2021-03-24 14:24:52,520 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:52,521 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67467221] [2021-03-24 14:24:52,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:52,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:52,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:52,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:52,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:52,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,560 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:52,560 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67467221] [2021-03-24 14:24:52,560 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [340449626] [2021-03-24 14:24:52,560 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:24:52,594 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-24 14:24:52,594 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 14:24:52,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 14:24:52,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:24:52,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:52,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:52,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:24:52,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:52,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:52,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:24:52,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:52,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 14:24:52,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 14:24:52,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:52,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:24:52,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:52,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:52,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:24:52,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:52,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:24:52,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:24:52,650 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-24 14:24:52,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:24:52,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:52,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:24:52,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:52,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:52,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:52,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:52,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:24:52,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:52,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:52,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:24:52,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:52,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:24:52,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:24:52,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:52,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:52,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:24:52,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:52,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:52,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:24:52,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:24:52,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:24:52,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:24:52,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:52,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 14:24:52,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 14:24:52,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:52,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:52,729 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:52,729 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:24:52,729 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-24 14:24:52,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336545852] [2021-03-24 14:24:52,731 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 14:24:52,731 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:52,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 14:24:52,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-03-24 14:24:52,733 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:24:52,733 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 166 places, 358 transitions, 5567 flow. Second operand has 10 states, 10 states have (on average 31.8) internal successors, (318), 10 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:52,733 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:52,733 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:24:52,734 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:24:55,198 INFO L129 PetriNetUnfolder]: 10268/15430 cut-off events. [2021-03-24 14:24:55,199 INFO L130 PetriNetUnfolder]: For 223866/224914 co-relation queries the response was YES. [2021-03-24 14:24:55,310 INFO L84 FinitePrefix]: Finished finitePrefix Result has 115516 conditions, 15430 events. 10268/15430 cut-off events. For 223866/224914 co-relation queries the response was YES. Maximal size of possible extension queue 892. Compared 100315 event pairs, 643 based on Foata normal form. 211/15431 useless extension candidates. Maximal degree in co-relation 115047. Up to 6364 conditions per place. [2021-03-24 14:24:55,572 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 451 selfloop transitions, 142 changer transitions 12/749 dead transitions. [2021-03-24 14:24:55,572 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 185 places, 749 transitions, 10818 flow [2021-03-24 14:24:55,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-24 14:24:55,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-03-24 14:24:55,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 744 transitions. [2021-03-24 14:24:55,574 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6413793103448275 [2021-03-24 14:24:55,574 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 744 transitions. [2021-03-24 14:24:55,574 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 744 transitions. [2021-03-24 14:24:55,575 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:24:55,575 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 744 transitions. [2021-03-24 14:24:55,576 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 37.2) internal successors, (744), 20 states have internal predecessors, (744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:55,578 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 58.0) internal successors, (1218), 21 states have internal predecessors, (1218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:55,578 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 58.0) internal successors, (1218), 21 states have internal predecessors, (1218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:55,578 INFO L185 Difference]: Start difference. First operand has 166 places, 358 transitions, 5567 flow. Second operand 20 states and 744 transitions. [2021-03-24 14:24:55,578 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 185 places, 749 transitions, 10818 flow [2021-03-24 14:24:56,211 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 185 places, 749 transitions, 10728 flow, removed 45 selfloop flow, removed 0 redundant places. [2021-03-24 14:24:56,219 INFO L241 Difference]: Finished difference. Result has 191 places, 402 transitions, 6526 flow [2021-03-24 14:24:56,219 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=5477, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=358, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=104, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=240, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=6526, PETRI_PLACES=191, PETRI_TRANSITIONS=402} [2021-03-24 14:24:56,220 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 156 predicate places. [2021-03-24 14:24:56,220 INFO L480 AbstractCegarLoop]: Abstraction has has 191 places, 402 transitions, 6526 flow [2021-03-24 14:24:56,220 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 31.8) internal successors, (318), 10 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:56,220 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:24:56,220 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:24:56,421 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:24:56,422 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:24:56,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:24:56,422 INFO L82 PathProgramCache]: Analyzing trace with hash 996699218, now seen corresponding path program 7 times [2021-03-24 14:24:56,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:24:56,422 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856691954] [2021-03-24 14:24:56,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:24:56,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:56,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:56,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:56,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:56,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:24:56,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,454 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-24 14:24:56,454 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856691954] [2021-03-24 14:24:56,454 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [778401880] [2021-03-24 14:24:56,455 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:24:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:24:56,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 14:24:56,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:24:56,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:24:56,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:56,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:24:56,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:56,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:56,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:24:56,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:24:56,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 14:24:56,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 14:24:56,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:56,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:24:56,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:56,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:56,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:24:56,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:56,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:24:56,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:24:56,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:56,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:24:56,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:56,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:56,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:24:56,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:24:56,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:24:56,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:24:56,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:56,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:56,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:24:56,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:56,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:24:56,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:24:56,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:24:56,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:24:56,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:24:56,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:56,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 14:24:56,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 14:24:56,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:24:56,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:24:56,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:24:56,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:24:56,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:24:56,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:24:56,607 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-24 14:24:56,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 14:24:56,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:24:56,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:24:56,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 14:24:56,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:24:56,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:24:56,628 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:24:56,628 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:24:56,628 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 9 [2021-03-24 14:24:56,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048089233] [2021-03-24 14:24:56,628 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 14:24:56,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:24:56,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 14:24:56,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-03-24 14:24:56,629 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:24:56,630 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 191 places, 402 transitions, 6526 flow. Second operand has 10 states, 10 states have (on average 32.0) internal successors, (320), 10 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:24:56,630 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:24:56,630 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:24:56,630 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:25:01,810 INFO L129 PetriNetUnfolder]: 18827/28368 cut-off events. [2021-03-24 14:25:01,810 INFO L130 PetriNetUnfolder]: For 453250/455130 co-relation queries the response was YES. [2021-03-24 14:25:02,073 INFO L84 FinitePrefix]: Finished finitePrefix Result has 227434 conditions, 28368 events. 18827/28368 cut-off events. For 453250/455130 co-relation queries the response was YES. Maximal size of possible extension queue 1396. Compared 198900 event pairs, 514 based on Foata normal form. 686/28824 useless extension candidates. Maximal degree in co-relation 226718. Up to 7407 conditions per place. [2021-03-24 14:25:02,448 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 706 selfloop transitions, 342 changer transitions 0/1192 dead transitions. [2021-03-24 14:25:02,448 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 223 places, 1192 transitions, 17878 flow [2021-03-24 14:25:02,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-24 14:25:02,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-03-24 14:25:02,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 1269 transitions. [2021-03-24 14:25:02,451 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6630094043887147 [2021-03-24 14:25:02,451 INFO L72 ComplementDD]: Start complementDD. Operand 33 states and 1269 transitions. [2021-03-24 14:25:02,451 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 1269 transitions. [2021-03-24 14:25:02,452 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:25:02,452 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 33 states and 1269 transitions. [2021-03-24 14:25:02,454 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 34 states, 33 states have (on average 38.45454545454545) internal successors, (1269), 33 states have internal predecessors, (1269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:02,457 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 34 states, 34 states have (on average 58.0) internal successors, (1972), 34 states have internal predecessors, (1972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:02,458 INFO L81 ComplementDD]: Finished complementDD. Result has 34 states, 34 states have (on average 58.0) internal successors, (1972), 34 states have internal predecessors, (1972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:02,458 INFO L185 Difference]: Start difference. First operand has 191 places, 402 transitions, 6526 flow. Second operand 33 states and 1269 transitions. [2021-03-24 14:25:02,458 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 223 places, 1192 transitions, 17878 flow [2021-03-24 14:25:05,020 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 217 places, 1192 transitions, 17482 flow, removed 108 selfloop flow, removed 6 redundant places. [2021-03-24 14:25:05,032 INFO L241 Difference]: Finished difference. Result has 230 places, 564 transitions, 9992 flow [2021-03-24 14:25:05,032 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=6204, PETRI_DIFFERENCE_MINUEND_PLACES=185, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=398, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=200, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=190, PETRI_DIFFERENCE_SUBTRAHEND_STATES=33, PETRI_FLOW=9992, PETRI_PLACES=230, PETRI_TRANSITIONS=564} [2021-03-24 14:25:05,032 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 195 predicate places. [2021-03-24 14:25:05,032 INFO L480 AbstractCegarLoop]: Abstraction has has 230 places, 564 transitions, 9992 flow [2021-03-24 14:25:05,032 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 32.0) internal successors, (320), 10 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:05,032 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:25:05,033 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:25:05,235 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:25:05,236 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:25:05,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:25:05,236 INFO L82 PathProgramCache]: Analyzing trace with hash 1243431115, now seen corresponding path program 8 times [2021-03-24 14:25:05,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:25:05,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468818122] [2021-03-24 14:25:05,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:25:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:25:05,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:25:05,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:25:05,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:25:05,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:25:05,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,290 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-24 14:25:05,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468818122] [2021-03-24 14:25:05,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2128120965] [2021-03-24 14:25:05,290 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:25:05,316 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 14:25:05,316 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 14:25:05,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 14:25:05,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:25:05,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:05,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:05,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:25:05,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:25:05,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:05,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:25:05,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:25:05,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:25:05,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:25:05,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:05,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:25:05,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:25:05,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:05,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:25:05,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:25:05,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:25:05,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:25:05,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:05,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:25:05,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:25:05,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:05,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:25:05,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:25:05,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:25:05,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:25:05,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:05,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 14:25:05,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 14:25:05,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:05,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 14:25:05,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 14:25:05,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:25:05,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:25:05,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:25:05,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:05,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:25:05,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:25:05,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:25:05,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:25:05,409 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-24 14:25:05,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 14:25:05,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:05,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:25:05,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 14:25:05,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:05,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:05,434 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:25:05,434 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:25:05,434 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 9 [2021-03-24 14:25:05,434 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696220238] [2021-03-24 14:25:05,435 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 14:25:05,435 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:25:05,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 14:25:05,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-03-24 14:25:05,436 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:25:05,442 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 230 places, 564 transitions, 9992 flow. Second operand has 10 states, 10 states have (on average 31.9) internal successors, (319), 10 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:05,442 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:25:05,442 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:25:05,442 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:25:13,371 INFO L129 PetriNetUnfolder]: 24487/36971 cut-off events. [2021-03-24 14:25:13,371 INFO L130 PetriNetUnfolder]: For 744425/746187 co-relation queries the response was YES. [2021-03-24 14:25:13,900 INFO L84 FinitePrefix]: Finished finitePrefix Result has 324220 conditions, 36971 events. 24487/36971 cut-off events. For 744425/746187 co-relation queries the response was YES. Maximal size of possible extension queue 1661. Compared 265849 event pairs, 1591 based on Foata normal form. 867/37509 useless extension candidates. Maximal degree in co-relation 323268. Up to 15268 conditions per place. [2021-03-24 14:25:14,127 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 632 selfloop transitions, 320 changer transitions 0/1096 dead transitions. [2021-03-24 14:25:14,128 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 250 places, 1096 transitions, 18927 flow [2021-03-24 14:25:14,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-24 14:25:14,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-03-24 14:25:14,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 810 transitions. [2021-03-24 14:25:14,130 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6650246305418719 [2021-03-24 14:25:14,130 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 810 transitions. [2021-03-24 14:25:14,130 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 810 transitions. [2021-03-24 14:25:14,130 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:25:14,130 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 810 transitions. [2021-03-24 14:25:14,132 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 38.57142857142857) internal successors, (810), 21 states have internal predecessors, (810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:14,134 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 58.0) internal successors, (1276), 22 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:14,134 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 58.0) internal successors, (1276), 22 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:14,134 INFO L185 Difference]: Start difference. First operand has 230 places, 564 transitions, 9992 flow. Second operand 21 states and 810 transitions. [2021-03-24 14:25:14,134 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 250 places, 1096 transitions, 18927 flow [2021-03-24 14:25:21,897 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 247 places, 1096 transitions, 18260 flow, removed 314 selfloop flow, removed 3 redundant places. [2021-03-24 14:25:21,909 INFO L241 Difference]: Finished difference. Result has 265 places, 675 transitions, 13043 flow [2021-03-24 14:25:21,910 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=9539, PETRI_DIFFERENCE_MINUEND_PLACES=227, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=564, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=220, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=318, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=13043, PETRI_PLACES=265, PETRI_TRANSITIONS=675} [2021-03-24 14:25:21,910 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 230 predicate places. [2021-03-24 14:25:21,910 INFO L480 AbstractCegarLoop]: Abstraction has has 265 places, 675 transitions, 13043 flow [2021-03-24 14:25:21,910 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 31.9) internal successors, (319), 10 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:21,910 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:25:21,910 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:25:22,111 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:25:22,111 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:25:22,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:25:22,111 INFO L82 PathProgramCache]: Analyzing trace with hash -2038615774, now seen corresponding path program 9 times [2021-03-24 14:25:22,111 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:25:22,111 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231014392] [2021-03-24 14:25:22,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:25:22,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:25:22,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:25:22,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:25:22,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:25:22,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:25:22,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,153 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:25:22,153 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231014392] [2021-03-24 14:25:22,153 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1162371253] [2021-03-24 14:25:22,153 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:25:22,174 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-24 14:25:22,174 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 14:25:22,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 14:25:22,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:25:22,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:22,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:22,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:25:22,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:25:22,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:22,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:25:22,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:25:22,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 14:25:22,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 14:25:22,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:22,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:25:22,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:25:22,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:22,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:25:22,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:25:22,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:25:22,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:25:22,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:22,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:25:22,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:25:22,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:22,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:25:22,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:25:22,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:25:22,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:25:22,240 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-03-24 14:25:22,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:25:22,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:22,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 14:25:22,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 14:25:22,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:25:22,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:25:22,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:22,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:25:22,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:25:22,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:22,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:25:22,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:25:22,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:25:22,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:25:22,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:25:22,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:22,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 14:25:22,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 14:25:22,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:22,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:22,296 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:25:22,296 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:25:22,296 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-03-24 14:25:22,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061176822] [2021-03-24 14:25:22,297 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 14:25:22,297 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:25:22,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 14:25:22,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-03-24 14:25:22,298 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:25:22,298 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 265 places, 675 transitions, 13043 flow. Second operand has 11 states, 11 states have (on average 31.727272727272727) internal successors, (349), 11 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:22,298 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:25:22,298 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:25:22,298 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:25:32,205 INFO L129 PetriNetUnfolder]: 24420/37642 cut-off events. [2021-03-24 14:25:32,206 INFO L130 PetriNetUnfolder]: For 991472/992518 co-relation queries the response was YES. [2021-03-24 14:25:32,774 INFO L84 FinitePrefix]: Finished finitePrefix Result has 356247 conditions, 37642 events. 24420/37642 cut-off events. For 991472/992518 co-relation queries the response was YES. Maximal size of possible extension queue 1664. Compared 278982 event pairs, 640 based on Foata normal form. 421/37853 useless extension candidates. Maximal degree in co-relation 355196. Up to 9925 conditions per place. [2021-03-24 14:25:32,999 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 715 selfloop transitions, 446 changer transitions 12/1317 dead transitions. [2021-03-24 14:25:33,000 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 297 places, 1317 transitions, 22786 flow [2021-03-24 14:25:33,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-24 14:25:33,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-03-24 14:25:33,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 1250 transitions. [2021-03-24 14:25:33,002 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6530825496342738 [2021-03-24 14:25:33,002 INFO L72 ComplementDD]: Start complementDD. Operand 33 states and 1250 transitions. [2021-03-24 14:25:33,002 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 1250 transitions. [2021-03-24 14:25:33,003 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:25:33,003 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 33 states and 1250 transitions. [2021-03-24 14:25:33,005 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 34 states, 33 states have (on average 37.878787878787875) internal successors, (1250), 33 states have internal predecessors, (1250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:33,007 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 34 states, 34 states have (on average 58.0) internal successors, (1972), 34 states have internal predecessors, (1972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:33,007 INFO L81 ComplementDD]: Finished complementDD. Result has 34 states, 34 states have (on average 58.0) internal successors, (1972), 34 states have internal predecessors, (1972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:33,007 INFO L185 Difference]: Start difference. First operand has 265 places, 675 transitions, 13043 flow. Second operand 33 states and 1250 transitions. [2021-03-24 14:25:33,007 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 297 places, 1317 transitions, 22786 flow [2021-03-24 14:25:45,312 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 295 places, 1317 transitions, 22069 flow, removed 258 selfloop flow, removed 2 redundant places. [2021-03-24 14:25:45,329 INFO L241 Difference]: Finished difference. Result has 305 places, 724 transitions, 14965 flow [2021-03-24 14:25:45,330 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=12132, PETRI_DIFFERENCE_MINUEND_PLACES=263, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=665, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=397, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=259, PETRI_DIFFERENCE_SUBTRAHEND_STATES=33, PETRI_FLOW=14965, PETRI_PLACES=305, PETRI_TRANSITIONS=724} [2021-03-24 14:25:45,330 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 270 predicate places. [2021-03-24 14:25:45,330 INFO L480 AbstractCegarLoop]: Abstraction has has 305 places, 724 transitions, 14965 flow [2021-03-24 14:25:45,330 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 31.727272727272727) internal successors, (349), 11 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:45,330 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:25:45,330 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:25:45,530 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-03-24 14:25:45,531 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:25:45,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:25:45,531 INFO L82 PathProgramCache]: Analyzing trace with hash 615316945, now seen corresponding path program 10 times [2021-03-24 14:25:45,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:25:45,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297209145] [2021-03-24 14:25:45,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:25:45,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:25:45,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:25:45,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:25:45,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:25:45,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:25:45,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:25:45,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,574 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:25:45,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297209145] [2021-03-24 14:25:45,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [103898395] [2021-03-24 14:25:45,574 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:25:45,613 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 14:25:45,613 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 14:25:45,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 14:25:45,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:25:45,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:25:45,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:45,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:25:45,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:25:45,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:45,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:25:45,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:25:45,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:25:45,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:25:45,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:45,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:25:45,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:25:45,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:45,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:25:45,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:25:45,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:25:45,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:25:45,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:45,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:25:45,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:25:45,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:45,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:25:45,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:25:45,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:25:45,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:25:45,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:25:45,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:45,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 14:25:45,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 14:25:45,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:25:45,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:25:45,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:45,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 14:25:45,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 14:25:45,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:45,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 14:25:45,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 14:25:45,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:25:45,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:25:45,708 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-24 14:25:45,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 14:25:45,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:25:45,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:25:45,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 14:25:45,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:25:45,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:25:45,729 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:25:45,729 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:25:45,729 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-03-24 14:25:45,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492133734] [2021-03-24 14:25:45,729 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 14:25:45,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:25:45,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 14:25:45,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-03-24 14:25:45,730 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:25:45,731 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 305 places, 724 transitions, 14965 flow. Second operand has 11 states, 11 states have (on average 31.727272727272727) internal successors, (349), 11 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:45,731 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:25:45,731 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:25:45,731 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:25:57,982 INFO L129 PetriNetUnfolder]: 29011/44370 cut-off events. [2021-03-24 14:25:57,982 INFO L130 PetriNetUnfolder]: For 1266743/1268501 co-relation queries the response was YES. [2021-03-24 14:25:59,255 INFO L84 FinitePrefix]: Finished finitePrefix Result has 423769 conditions, 44370 events. 29011/44370 cut-off events. For 1266743/1268501 co-relation queries the response was YES. Maximal size of possible extension queue 1861. Compared 333238 event pairs, 1443 based on Foata normal form. 1111/45245 useless extension candidates. Maximal degree in co-relation 422584. Up to 15261 conditions per place. [2021-03-24 14:25:59,533 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 925 selfloop transitions, 433 changer transitions 0/1502 dead transitions. [2021-03-24 14:25:59,533 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 338 places, 1502 transitions, 27528 flow [2021-03-24 14:25:59,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-24 14:25:59,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2021-03-24 14:25:59,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 1298 transitions. [2021-03-24 14:25:59,535 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6582150101419878 [2021-03-24 14:25:59,535 INFO L72 ComplementDD]: Start complementDD. Operand 34 states and 1298 transitions. [2021-03-24 14:25:59,535 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 1298 transitions. [2021-03-24 14:25:59,536 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:25:59,536 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 34 states and 1298 transitions. [2021-03-24 14:25:59,537 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 35 states, 34 states have (on average 38.1764705882353) internal successors, (1298), 34 states have internal predecessors, (1298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:59,539 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 35 states, 35 states have (on average 58.0) internal successors, (2030), 35 states have internal predecessors, (2030), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:59,539 INFO L81 ComplementDD]: Finished complementDD. Result has 35 states, 35 states have (on average 58.0) internal successors, (2030), 35 states have internal predecessors, (2030), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:25:59,539 INFO L185 Difference]: Start difference. First operand has 305 places, 724 transitions, 14965 flow. Second operand 34 states and 1298 transitions. [2021-03-24 14:25:59,539 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 338 places, 1502 transitions, 27528 flow [2021-03-24 14:26:27,939 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 333 places, 1502 transitions, 26176 flow, removed 575 selfloop flow, removed 5 redundant places. [2021-03-24 14:26:27,957 INFO L241 Difference]: Finished difference. Result has 355 places, 840 transitions, 18071 flow [2021-03-24 14:26:27,958 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=13854, PETRI_DIFFERENCE_MINUEND_PLACES=300, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=719, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=315, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=393, PETRI_DIFFERENCE_SUBTRAHEND_STATES=34, PETRI_FLOW=18071, PETRI_PLACES=355, PETRI_TRANSITIONS=840} [2021-03-24 14:26:27,958 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 320 predicate places. [2021-03-24 14:26:27,958 INFO L480 AbstractCegarLoop]: Abstraction has has 355 places, 840 transitions, 18071 flow [2021-03-24 14:26:27,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 31.727272727272727) internal successors, (349), 11 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:26:27,959 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:26:27,959 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:26:28,171 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:26:28,172 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:26:28,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:26:28,172 INFO L82 PathProgramCache]: Analyzing trace with hash -260493419, now seen corresponding path program 11 times [2021-03-24 14:26:28,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:26:28,172 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097470093] [2021-03-24 14:26:28,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:26:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:26:28,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:26:28,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:26:28,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:26:28,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,210 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-24 14:26:28,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097470093] [2021-03-24 14:26:28,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1959778364] [2021-03-24 14:26:28,211 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:26:28,230 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-24 14:26:28,231 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 14:26:28,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 14:26:28,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:26:28,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:26:28,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:26:28,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:26:28,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:26:28,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:26:28,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:26:28,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:26:28,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:26:28,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:26:28,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:26:28,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:26:28,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:26:28,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:26:28,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:26:28,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:26:28,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:26:28,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:26:28,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:26:28,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:26:28,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:26:28,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:26:28,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:26:28,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:26:28,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:26:28,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:26:28,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:26:28,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 14:26:28,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 14:26:28,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:26:28,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 14:26:28,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 14:26:28,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:26:28,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:26:28,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:26:28,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:26:28,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:26:28,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:26:28,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:26:28,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:26:28,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:26:28,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:26:28,315 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-24 14:26:28,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:26:28,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:26:28,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 14:26:28,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 14:26:28,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:26:28,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:26:28,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:26:28,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:26:28,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 14:26:28,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 14:26:28,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:26:28,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:26:28,351 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:26:28,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:26:28,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 9 [2021-03-24 14:26:28,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269395894] [2021-03-24 14:26:28,351 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 14:26:28,351 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:26:28,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 14:26:28,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-03-24 14:26:28,352 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:26:28,352 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 355 places, 840 transitions, 18071 flow. Second operand has 10 states, 10 states have (on average 32.1) internal successors, (321), 10 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:26:28,352 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:26:28,352 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:26:28,352 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:26:40,974 INFO L129 PetriNetUnfolder]: 29719/45336 cut-off events. [2021-03-24 14:26:40,974 INFO L130 PetriNetUnfolder]: For 1055596/1056632 co-relation queries the response was YES. [2021-03-24 14:26:43,167 INFO L84 FinitePrefix]: Finished finitePrefix Result has 432364 conditions, 45336 events. 29719/45336 cut-off events. For 1055596/1056632 co-relation queries the response was YES. Maximal size of possible extension queue 1779. Compared 333719 event pairs, 1310 based on Foata normal form. 252/45336 useless extension candidates. Maximal degree in co-relation 431254. Up to 21105 conditions per place. [2021-03-24 14:26:43,456 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 635 selfloop transitions, 359 changer transitions 4/1142 dead transitions. [2021-03-24 14:26:43,456 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 1142 transitions, 23236 flow [2021-03-24 14:26:43,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-24 14:26:43,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-24 14:26:43,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 642 transitions. [2021-03-24 14:26:43,458 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6511156186612576 [2021-03-24 14:26:43,458 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 642 transitions. [2021-03-24 14:26:43,458 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 642 transitions. [2021-03-24 14:26:43,458 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:26:43,458 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 642 transitions. [2021-03-24 14:26:43,459 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 37.76470588235294) internal successors, (642), 17 states have internal predecessors, (642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:26:43,460 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 58.0) internal successors, (1044), 18 states have internal predecessors, (1044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:26:43,460 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 58.0) internal successors, (1044), 18 states have internal predecessors, (1044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:26:43,460 INFO L185 Difference]: Start difference. First operand has 355 places, 840 transitions, 18071 flow. Second operand 17 states and 642 transitions. [2021-03-24 14:26:43,460 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 1142 transitions, 23236 flow [2021-03-24 14:27:08,666 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 1142 transitions, 22802 flow, removed 210 selfloop flow, removed 2 redundant places. [2021-03-24 14:27:08,682 INFO L241 Difference]: Finished difference. Result has 372 places, 843 transitions, 18461 flow [2021-03-24 14:27:08,683 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=17089, PETRI_DIFFERENCE_MINUEND_PLACES=353, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=818, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=336, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=478, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=18461, PETRI_PLACES=372, PETRI_TRANSITIONS=843} [2021-03-24 14:27:08,683 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 337 predicate places. [2021-03-24 14:27:08,683 INFO L480 AbstractCegarLoop]: Abstraction has has 372 places, 843 transitions, 18461 flow [2021-03-24 14:27:08,683 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 32.1) internal successors, (321), 10 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:27:08,683 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:27:08,683 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:27:08,883 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:27:08,884 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:27:08,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:27:08,884 INFO L82 PathProgramCache]: Analyzing trace with hash -309156577, now seen corresponding path program 12 times [2021-03-24 14:27:08,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:27:08,884 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008917237] [2021-03-24 14:27:08,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:27:08,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:27:08,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:27:08,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:27:08,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:27:08,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:08,923 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:27:08,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008917237] [2021-03-24 14:27:08,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [613753860] [2021-03-24 14:27:08,923 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:27:08,955 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-03-24 14:27:08,955 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 14:27:08,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 14:27:08,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:27:08,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:08,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:08,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:27:08,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:27:08,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:08,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:27:08,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:27:08,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:27:08,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:27:08,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:08,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:27:08,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:27:08,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:08,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:27:08,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:27:08,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:27:08,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:08,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:27:09,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:09,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 14:27:09,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 14:27:09,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:09,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 14:27:09,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 14:27:09,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:27:09,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:27:09,022 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-24 14:27:09,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:27:09,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:09,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 14:27:09,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 14:27:09,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:27:09,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:27:09,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:09,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 14:27:09,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 14:27:09,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:09,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 14:27:09,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 14:27:09,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:27:09,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:27:09,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 14:27:09,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:09,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-24 14:27:09,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 14:27:09,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:09,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:09,086 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:27:09,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:27:09,086 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 10 [2021-03-24 14:27:09,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142682760] [2021-03-24 14:27:09,086 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 14:27:09,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:27:09,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 14:27:09,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-03-24 14:27:09,088 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:27:09,088 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 843 transitions, 18461 flow. Second operand has 11 states, 11 states have (on average 31.818181818181817) internal successors, (350), 11 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:27:09,088 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:27:09,088 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:27:09,088 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:27:22,940 INFO L129 PetriNetUnfolder]: 30436/46394 cut-off events. [2021-03-24 14:27:22,941 INFO L130 PetriNetUnfolder]: For 1068563/1069609 co-relation queries the response was YES. [2021-03-24 14:27:24,182 INFO L84 FinitePrefix]: Finished finitePrefix Result has 447923 conditions, 46394 events. 30436/46394 cut-off events. For 1068563/1069609 co-relation queries the response was YES. Maximal size of possible extension queue 1779. Compared 341413 event pairs, 970 based on Foata normal form. 246/46436 useless extension candidates. Maximal degree in co-relation 446911. Up to 27990 conditions per place. [2021-03-24 14:27:24,652 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 739 selfloop transitions, 204 changer transitions 16/1103 dead transitions. [2021-03-24 14:27:24,652 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 385 places, 1103 transitions, 23406 flow [2021-03-24 14:27:24,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-24 14:27:24,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-24 14:27:24,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 528 transitions. [2021-03-24 14:27:24,654 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6502463054187192 [2021-03-24 14:27:24,654 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 528 transitions. [2021-03-24 14:27:24,654 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 528 transitions. [2021-03-24 14:27:24,654 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:27:24,654 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 528 transitions. [2021-03-24 14:27:24,655 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 37.714285714285715) internal successors, (528), 14 states have internal predecessors, (528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:27:24,656 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 58.0) internal successors, (870), 15 states have internal predecessors, (870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:27:24,656 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 58.0) internal successors, (870), 15 states have internal predecessors, (870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:27:24,656 INFO L185 Difference]: Start difference. First operand has 372 places, 843 transitions, 18461 flow. Second operand 14 states and 528 transitions. [2021-03-24 14:27:24,656 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 385 places, 1103 transitions, 23406 flow [2021-03-24 14:27:46,654 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 383 places, 1103 transitions, 23169 flow, removed 67 selfloop flow, removed 2 redundant places. [2021-03-24 14:27:46,673 INFO L241 Difference]: Finished difference. Result has 391 places, 863 transitions, 19423 flow [2021-03-24 14:27:46,674 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=18181, PETRI_DIFFERENCE_MINUEND_PLACES=370, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=841, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=182, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=639, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=19423, PETRI_PLACES=391, PETRI_TRANSITIONS=863} [2021-03-24 14:27:46,674 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 356 predicate places. [2021-03-24 14:27:46,674 INFO L480 AbstractCegarLoop]: Abstraction has has 391 places, 863 transitions, 19423 flow [2021-03-24 14:27:46,674 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 31.818181818181817) internal successors, (350), 11 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:27:46,674 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:27:46,674 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:27:46,876 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-03-24 14:27:46,877 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:27:46,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:27:46,877 INFO L82 PathProgramCache]: Analyzing trace with hash -1963580078, now seen corresponding path program 13 times [2021-03-24 14:27:46,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:27:46,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687187116] [2021-03-24 14:27:46,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:27:46,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:27:46,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:27:46,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:27:46,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:27:46,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:27:46,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:46,915 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:27:46,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687187116] [2021-03-24 14:27:46,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2095641833] [2021-03-24 14:27:46,915 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:27:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:27:46,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 14:27:46,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:27:46,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:27:46,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:46,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:27:46,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:27:46,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:46,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:46,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:27:46,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:27:46,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 14:27:47,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 14:27:47,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:47,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:27:47,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:27:47,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:47,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:27:47,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:27:47,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:27:47,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:27:47,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:47,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:27:47,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:27:47,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:47,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:27:47,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:27:47,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:27:47,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:27:47,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:27:47,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:47,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 14:27:47,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 14:27:47,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:27:47,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:27:47,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:27:47,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:27:47,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:27:47,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:27:47,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:27:47,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:27:47,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:27:47,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:27:47,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:47,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 14:27:47,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 14:27:47,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:47,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 14:27:47,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 14:27:47,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 14:27:47,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 14:27:47,096 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-03-24 14:27:47,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 14:27:47,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:27:47,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 14:27:47,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 14:27:47,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:27:47,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:27:47,116 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:27:47,116 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:27:47,116 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 10 [2021-03-24 14:27:47,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386667172] [2021-03-24 14:27:47,117 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 14:27:47,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:27:47,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 14:27:47,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-03-24 14:27:47,117 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:27:47,118 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 391 places, 863 transitions, 19423 flow. Second operand has 11 states, 11 states have (on average 32.0) internal successors, (352), 11 states have internal predecessors, (352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:27:47,118 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:27:47,118 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:27:47,118 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:28:03,317 INFO L129 PetriNetUnfolder]: 33407/50922 cut-off events. [2021-03-24 14:28:03,317 INFO L130 PetriNetUnfolder]: For 1258762/1260763 co-relation queries the response was YES. [2021-03-24 14:28:05,182 INFO L84 FinitePrefix]: Finished finitePrefix Result has 500689 conditions, 50922 events. 33407/50922 cut-off events. For 1258762/1260763 co-relation queries the response was YES. Maximal size of possible extension queue 2001. Compared 381894 event pairs, 696 based on Foata normal form. 637/51329 useless extension candidates. Maximal degree in co-relation 499598. Up to 28254 conditions per place. [2021-03-24 14:28:05,478 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 851 selfloop transitions, 308 changer transitions 0/1303 dead transitions. [2021-03-24 14:28:05,478 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 410 places, 1303 transitions, 27540 flow [2021-03-24 14:28:05,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-24 14:28:05,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-03-24 14:28:05,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 763 transitions. [2021-03-24 14:28:05,479 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6577586206896552 [2021-03-24 14:28:05,479 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 763 transitions. [2021-03-24 14:28:05,480 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 763 transitions. [2021-03-24 14:28:05,480 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:28:05,480 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 763 transitions. [2021-03-24 14:28:05,481 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 38.15) internal successors, (763), 20 states have internal predecessors, (763), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:28:05,482 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 58.0) internal successors, (1218), 21 states have internal predecessors, (1218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:28:05,482 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 58.0) internal successors, (1218), 21 states have internal predecessors, (1218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:28:05,482 INFO L185 Difference]: Start difference. First operand has 391 places, 863 transitions, 19423 flow. Second operand 20 states and 763 transitions. [2021-03-24 14:28:05,482 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 410 places, 1303 transitions, 27540 flow [2021-03-24 14:28:34,710 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 405 places, 1303 transitions, 27128 flow, removed 49 selfloop flow, removed 5 redundant places. [2021-03-24 14:28:34,731 INFO L241 Difference]: Finished difference. Result has 418 places, 917 transitions, 21460 flow [2021-03-24 14:28:34,731 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=18937, PETRI_DIFFERENCE_MINUEND_PLACES=386, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=860, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=255, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=580, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=21460, PETRI_PLACES=418, PETRI_TRANSITIONS=917} [2021-03-24 14:28:34,732 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 383 predicate places. [2021-03-24 14:28:34,732 INFO L480 AbstractCegarLoop]: Abstraction has has 418 places, 917 transitions, 21460 flow [2021-03-24 14:28:34,732 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 32.0) internal successors, (352), 11 states have internal predecessors, (352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:28:34,732 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:28:34,732 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:28:34,953 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-03-24 14:28:34,953 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:28:34,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:28:34,954 INFO L82 PathProgramCache]: Analyzing trace with hash 2134577047, now seen corresponding path program 14 times [2021-03-24 14:28:34,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:28:34,954 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084345662] [2021-03-24 14:28:34,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:28:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:28:34,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:34,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:34,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:34,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:28:34,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:34,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:34,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:34,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:28:34,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:34,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:34,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:34,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:28:34,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:34,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:34,987 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-24 14:28:34,987 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084345662] [2021-03-24 14:28:34,987 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1872649680] [2021-03-24 14:28:34,987 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:28:35,014 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 14:28:35,014 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 14:28:35,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 14:28:35,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:28:35,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:28:35,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:28:35,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:28:35,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:28:35,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:28:35,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:28:35,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:28:35,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:28:35,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:28:35,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:28:35,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:28:35,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:28:35,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:28:35,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:28:35,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:28:35,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:28:35,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:28:35,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:28:35,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 14:28:35,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 14:28:35,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:28:35,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 14:28:35,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 14:28:35,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:28:35,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:28:35,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:28:35,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 14:28:35,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 14:28:35,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:28:35,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 14:28:35,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 14:28:35,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:28:35,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:28:35,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 14:28:35,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:28:35,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-24 14:28:35,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 14:28:35,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 14:28:35,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 14:28:35,112 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-03-24 14:28:35,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 14:28:35,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:28:35,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 14:28:35,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 14:28:35,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:28:35,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:28:35,135 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:28:35,135 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:28:35,135 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 9 [2021-03-24 14:28:35,135 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166482914] [2021-03-24 14:28:35,135 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 14:28:35,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:28:35,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 14:28:35,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-03-24 14:28:35,136 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:28:35,136 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 418 places, 917 transitions, 21460 flow. Second operand has 10 states, 10 states have (on average 32.0) internal successors, (320), 10 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:28:35,136 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:28:35,136 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:28:35,136 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:28:51,774 INFO L129 PetriNetUnfolder]: 32492/49524 cut-off events. [2021-03-24 14:28:51,774 INFO L130 PetriNetUnfolder]: For 1316799/1318850 co-relation queries the response was YES. [2021-03-24 14:28:53,298 INFO L84 FinitePrefix]: Finished finitePrefix Result has 502798 conditions, 49524 events. 32492/49524 cut-off events. For 1316799/1318850 co-relation queries the response was YES. Maximal size of possible extension queue 2047. Compared 374727 event pairs, 493 based on Foata normal form. 450/49744 useless extension candidates. Maximal degree in co-relation 501691. Up to 29559 conditions per place. [2021-03-24 14:28:53,599 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 783 selfloop transitions, 297 changer transitions 0/1224 dead transitions. [2021-03-24 14:28:53,599 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 433 places, 1224 transitions, 27298 flow [2021-03-24 14:28:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-24 14:28:53,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-24 14:28:53,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 601 transitions. [2021-03-24 14:28:53,601 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6476293103448276 [2021-03-24 14:28:53,601 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 601 transitions. [2021-03-24 14:28:53,601 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 601 transitions. [2021-03-24 14:28:53,601 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:28:53,601 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 601 transitions. [2021-03-24 14:28:53,602 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 37.5625) internal successors, (601), 16 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:28:53,603 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 58.0) internal successors, (986), 17 states have internal predecessors, (986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:28:53,603 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 58.0) internal successors, (986), 17 states have internal predecessors, (986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:28:53,603 INFO L185 Difference]: Start difference. First operand has 418 places, 917 transitions, 21460 flow. Second operand 16 states and 601 transitions. [2021-03-24 14:28:53,603 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 433 places, 1224 transitions, 27298 flow [2021-03-24 14:29:26,742 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 428 places, 1224 transitions, 26746 flow, removed 79 selfloop flow, removed 5 redundant places. [2021-03-24 14:29:26,763 INFO L241 Difference]: Finished difference. Result has 432 places, 918 transitions, 21889 flow [2021-03-24 14:29:26,764 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=20780, PETRI_DIFFERENCE_MINUEND_PLACES=413, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=910, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=289, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=618, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=21889, PETRI_PLACES=432, PETRI_TRANSITIONS=918} [2021-03-24 14:29:26,765 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 397 predicate places. [2021-03-24 14:29:26,765 INFO L480 AbstractCegarLoop]: Abstraction has has 432 places, 918 transitions, 21889 flow [2021-03-24 14:29:26,765 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 32.0) internal successors, (320), 10 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:29:26,765 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:29:26,765 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:29:26,986 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-03-24 14:29:26,986 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:29:26,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:29:26,987 INFO L82 PathProgramCache]: Analyzing trace with hash -1967774808, now seen corresponding path program 15 times [2021-03-24 14:29:26,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:29:26,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075331901] [2021-03-24 14:29:26,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:29:26,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:29:27,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:29:27,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:29:27,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,026 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-24 14:29:27,026 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075331901] [2021-03-24 14:29:27,026 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [358532947] [2021-03-24 14:29:27,026 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:29:27,068 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-24 14:29:27,068 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 14:29:27,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 14:29:27,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:29:27,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:29:27,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:29:27,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:29:27,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:29:27,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:29:27,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:29:27,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:29:27,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 14:29:27,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 14:29:27,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:29:27,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:29:27,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:29:27,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:29:27,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:29:27,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:29:27,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:29:27,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:29:27,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:29:27,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:29:27,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:29:27,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:29:27,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:29:27,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:29:27,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:29:27,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:29:27,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:29:27,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:29:27,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:29:27,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:29:27,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:29:27,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:29:27,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:29:27,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:29:27,135 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-03-24 14:29:27,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 14:29:27,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:29:27,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 14:29:27,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 14:29:27,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:29:27,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:29:27,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 14:29:27,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:29:27,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-24 14:29:27,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 14:29:27,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:29:27,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:29:27,175 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:29:27,175 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:29:27,175 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 9 [2021-03-24 14:29:27,175 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448548685] [2021-03-24 14:29:27,175 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 14:29:27,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:29:27,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 14:29:27,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-03-24 14:29:27,176 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:29:27,176 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 432 places, 918 transitions, 21889 flow. Second operand has 10 states, 10 states have (on average 32.0) internal successors, (320), 10 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:29:27,176 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:29:27,176 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:29:27,176 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:29:44,587 INFO L129 PetriNetUnfolder]: 33849/51605 cut-off events. [2021-03-24 14:29:44,587 INFO L130 PetriNetUnfolder]: For 1387356/1388392 co-relation queries the response was YES. [2021-03-24 14:29:46,813 INFO L84 FinitePrefix]: Finished finitePrefix Result has 529064 conditions, 51605 events. 33849/51605 cut-off events. For 1387356/1388392 co-relation queries the response was YES. Maximal size of possible extension queue 1986. Compared 384348 event pairs, 1098 based on Foata normal form. 182/51535 useless extension candidates. Maximal degree in co-relation 527968. Up to 34427 conditions per place. [2021-03-24 14:29:47,128 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 821 selfloop transitions, 199 changer transitions 12/1176 dead transitions. [2021-03-24 14:29:47,128 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 447 places, 1176 transitions, 26413 flow [2021-03-24 14:29:47,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-24 14:29:47,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-24 14:29:47,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 594 transitions. [2021-03-24 14:29:47,130 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6400862068965517 [2021-03-24 14:29:47,130 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 594 transitions. [2021-03-24 14:29:47,130 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 594 transitions. [2021-03-24 14:29:47,130 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:29:47,130 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 594 transitions. [2021-03-24 14:29:47,131 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 37.125) internal successors, (594), 16 states have internal predecessors, (594), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:29:47,132 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 58.0) internal successors, (986), 17 states have internal predecessors, (986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:29:47,132 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 58.0) internal successors, (986), 17 states have internal predecessors, (986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:29:47,132 INFO L185 Difference]: Start difference. First operand has 432 places, 918 transitions, 21889 flow. Second operand 16 states and 594 transitions. [2021-03-24 14:29:47,132 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 447 places, 1176 transitions, 26413 flow [2021-03-24 14:30:17,061 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 437 places, 1176 transitions, 25861 flow, removed 48 selfloop flow, removed 10 redundant places. [2021-03-24 14:30:17,079 INFO L241 Difference]: Finished difference. Result has 438 places, 915 transitions, 21683 flow [2021-03-24 14:30:17,079 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=21205, PETRI_DIFFERENCE_MINUEND_PLACES=422, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=914, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=198, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=715, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=21683, PETRI_PLACES=438, PETRI_TRANSITIONS=915} [2021-03-24 14:30:17,079 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 403 predicate places. [2021-03-24 14:30:17,079 INFO L480 AbstractCegarLoop]: Abstraction has has 438 places, 915 transitions, 21683 flow [2021-03-24 14:30:17,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 32.0) internal successors, (320), 10 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:30:17,079 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:30:17,080 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:30:17,280 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:30:17,280 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:30:17,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:30:17,280 INFO L82 PathProgramCache]: Analyzing trace with hash -2098903134, now seen corresponding path program 16 times [2021-03-24 14:30:17,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:30:17,281 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977101471] [2021-03-24 14:30:17,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:30:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:30:17,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:30:17,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:30:17,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:30:17,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:30:17,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:30:17,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,335 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:30:17,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977101471] [2021-03-24 14:30:17,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1074853574] [2021-03-24 14:30:17,335 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:30:17,354 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 14:30:17,354 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 14:30:17,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 14:30:17,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:30:17,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:30:17,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:30:17,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:30:17,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:30:17,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:30:17,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:30:17,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:30:17,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:30:17,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:30:17,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:30:17,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:30:17,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:30:17,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:30:17,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:30:17,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:30:17,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:30:17,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:30:17,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:30:17,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:30:17,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:30:17,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:30:17,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:30:17,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:30:17,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:30:17,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:30:17,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:30:17,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:30:17,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:30:17,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:30:17,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:30:17,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:30:17,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:30:17,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:30:17,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:30:17,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:30:17,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:30:17,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 14:30:17,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:30:17,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:30:17,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:30:17,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:30:17,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:30:17,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:30:17,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:30:17,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:30:17,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:30:17,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:30:17,432 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-03-24 14:30:17,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 14:30:17,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:30:17,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 14:30:17,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 14:30:17,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:30:17,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:30:17,448 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:30:17,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:30:17,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-24 14:30:17,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942971098] [2021-03-24 14:30:17,449 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 14:30:17,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:30:17,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 14:30:17,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-03-24 14:30:17,449 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:30:17,450 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 438 places, 915 transitions, 21683 flow. Second operand has 10 states, 10 states have (on average 31.8) internal successors, (318), 10 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:30:17,450 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:30:17,450 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:30:17,450 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:30:35,694 INFO L129 PetriNetUnfolder]: 35141/53470 cut-off events. [2021-03-24 14:30:35,694 INFO L130 PetriNetUnfolder]: For 1426408/1428405 co-relation queries the response was YES. [2021-03-24 14:30:37,440 INFO L84 FinitePrefix]: Finished finitePrefix Result has 548663 conditions, 53470 events. 35141/53470 cut-off events. For 1426408/1428405 co-relation queries the response was YES. Maximal size of possible extension queue 2276. Compared 407164 event pairs, 1625 based on Foata normal form. 714/53946 useless extension candidates. Maximal degree in co-relation 547598. Up to 31420 conditions per place. [2021-03-24 14:30:38,042 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 855 selfloop transitions, 292 changer transitions 0/1291 dead transitions. [2021-03-24 14:30:38,042 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 453 places, 1291 transitions, 29497 flow [2021-03-24 14:30:38,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-24 14:30:38,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-24 14:30:38,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 602 transitions. [2021-03-24 14:30:38,044 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6487068965517241 [2021-03-24 14:30:38,044 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 602 transitions. [2021-03-24 14:30:38,044 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 602 transitions. [2021-03-24 14:30:38,044 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:30:38,044 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 602 transitions. [2021-03-24 14:30:38,045 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 37.625) internal successors, (602), 16 states have internal predecessors, (602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:30:38,046 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 58.0) internal successors, (986), 17 states have internal predecessors, (986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:30:38,046 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 58.0) internal successors, (986), 17 states have internal predecessors, (986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:30:38,046 INFO L185 Difference]: Start difference. First operand has 438 places, 915 transitions, 21683 flow. Second operand 16 states and 602 transitions. [2021-03-24 14:30:38,046 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 453 places, 1291 transitions, 29497 flow [2021-03-24 14:31:09,207 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 440 places, 1291 transitions, 28880 flow, removed 16 selfloop flow, removed 13 redundant places. [2021-03-24 14:31:09,225 INFO L241 Difference]: Finished difference. Result has 444 places, 970 transitions, 23365 flow [2021-03-24 14:31:09,225 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=21096, PETRI_DIFFERENCE_MINUEND_PLACES=425, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=915, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=237, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=656, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=23365, PETRI_PLACES=444, PETRI_TRANSITIONS=970} [2021-03-24 14:31:09,226 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 409 predicate places. [2021-03-24 14:31:09,226 INFO L480 AbstractCegarLoop]: Abstraction has has 444 places, 970 transitions, 23365 flow [2021-03-24 14:31:09,226 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 31.8) internal successors, (318), 10 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:31:09,226 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:31:09,226 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:31:09,435 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-03-24 14:31:09,436 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:31:09,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:31:09,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1297665253, now seen corresponding path program 17 times [2021-03-24 14:31:09,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:31:09,436 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414096843] [2021-03-24 14:31:09,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:31:09,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:31:09,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:31:09,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:31:09,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:31:09,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:31:09,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,474 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:31:09,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414096843] [2021-03-24 14:31:09,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [152523107] [2021-03-24 14:31:09,474 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:31:09,494 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-24 14:31:09,494 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 14:31:09,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 14:31:09,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:31:09,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:31:09,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:31:09,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:31:09,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:31:09,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:31:09,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:31:09,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:31:09,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 14:31:09,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 14:31:09,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:31:09,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:31:09,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:31:09,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:31:09,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:31:09,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:31:09,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:31:09,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:31:09,534 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-24 14:31:09,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:31:09,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:31:09,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:31:09,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:31:09,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:31:09,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:31:09,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:31:09,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:31:09,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:31:09,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:31:09,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:31:09,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:31:09,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:31:09,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:31:09,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:31:09,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:31:09,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:31:09,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:31:09,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:31:09,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:31:09,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:31:09,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:31:09,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:31:09,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:31:09,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 14:31:09,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 14:31:09,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:31:09,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:31:09,582 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:31:09,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:31:09,583 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-24 14:31:09,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141585085] [2021-03-24 14:31:09,583 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 14:31:09,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:31:09,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 14:31:09,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-03-24 14:31:09,584 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:31:09,584 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 444 places, 970 transitions, 23365 flow. Second operand has 10 states, 10 states have (on average 31.8) internal successors, (318), 10 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:31:09,584 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:31:09,584 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:31:09,584 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:31:31,654 INFO L129 PetriNetUnfolder]: 37856/58090 cut-off events. [2021-03-24 14:31:31,655 INFO L130 PetriNetUnfolder]: For 1545889/1546935 co-relation queries the response was YES. [2021-03-24 14:31:33,337 INFO L84 FinitePrefix]: Finished finitePrefix Result has 603991 conditions, 58090 events. 37856/58090 cut-off events. For 1545889/1546935 co-relation queries the response was YES. Maximal size of possible extension queue 2312. Compared 444788 event pairs, 1054 based on Foata normal form. 246/58132 useless extension candidates. Maximal degree in co-relation 602825. Up to 34188 conditions per place. [2021-03-24 14:31:33,866 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 895 selfloop transitions, 302 changer transitions 12/1353 dead transitions. [2021-03-24 14:31:33,866 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 463 places, 1353 transitions, 30360 flow [2021-03-24 14:31:33,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-24 14:31:33,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-03-24 14:31:33,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 744 transitions. [2021-03-24 14:31:33,868 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6413793103448275 [2021-03-24 14:31:33,868 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 744 transitions. [2021-03-24 14:31:33,868 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 744 transitions. [2021-03-24 14:31:33,868 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:31:33,868 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 744 transitions. [2021-03-24 14:31:33,869 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 37.2) internal successors, (744), 20 states have internal predecessors, (744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:31:33,870 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 58.0) internal successors, (1218), 21 states have internal predecessors, (1218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:31:33,870 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 58.0) internal successors, (1218), 21 states have internal predecessors, (1218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:31:33,870 INFO L185 Difference]: Start difference. First operand has 444 places, 970 transitions, 23365 flow. Second operand 20 states and 744 transitions. [2021-03-24 14:31:33,871 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 463 places, 1353 transitions, 30360 flow [2021-03-24 14:32:10,052 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 456 places, 1353 transitions, 30173 flow, removed 63 selfloop flow, removed 7 redundant places. [2021-03-24 14:32:10,073 INFO L241 Difference]: Finished difference. Result has 464 places, 1006 transitions, 25101 flow [2021-03-24 14:32:10,074 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=23178, PETRI_DIFFERENCE_MINUEND_PLACES=437, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=970, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=267, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=683, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=25101, PETRI_PLACES=464, PETRI_TRANSITIONS=1006} [2021-03-24 14:32:10,074 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 429 predicate places. [2021-03-24 14:32:10,074 INFO L480 AbstractCegarLoop]: Abstraction has has 464 places, 1006 transitions, 25101 flow [2021-03-24 14:32:10,074 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 31.8) internal successors, (318), 10 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:32:10,074 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:32:10,074 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:32:10,275 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:32:10,275 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:32:10,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:32:10,275 INFO L82 PathProgramCache]: Analyzing trace with hash 1361140173, now seen corresponding path program 18 times [2021-03-24 14:32:10,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:32:10,275 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280622378] [2021-03-24 14:32:10,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:32:10,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:32:10,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:32:10,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:32:10,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:32:10,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:32:10,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,304 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-24 14:32:10,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280622378] [2021-03-24 14:32:10,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1019806374] [2021-03-24 14:32:10,305 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:32:10,327 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-03-24 14:32:10,327 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 14:32:10,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 14:32:10,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:32:10,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:32:10,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:32:10,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:32:10,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:32:10,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:32:10,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:32:10,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:32:10,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 14:32:10,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 14:32:10,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:32:10,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:32:10,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:32:10,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:32:10,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:32:10,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:32:10,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:32:10,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:32:10,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:32:10,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:32:10,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:32:10,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:32:10,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:32:10,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:32:10,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:32:10,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:32:10,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:32:10,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:32:10,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:32:10,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:32:10,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 14:32:10,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 14:32:10,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:32:10,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:32:10,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:32:10,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:32:10,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 14:32:10,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 14:32:10,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:32:10,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:32:10,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:32:10,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:32:10,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:32:10,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:32:10,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:32:10,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:32:10,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:32:10,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:32:10,410 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-24 14:32:10,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 14:32:10,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:32:10,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:32:10,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 14:32:10,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:32:10,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:32:10,424 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:32:10,424 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:32:10,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 9 [2021-03-24 14:32:10,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527370382] [2021-03-24 14:32:10,424 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 14:32:10,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:32:10,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 14:32:10,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-03-24 14:32:10,425 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:32:10,425 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 464 places, 1006 transitions, 25101 flow. Second operand has 10 states, 10 states have (on average 32.1) internal successors, (321), 10 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:32:10,425 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:32:10,425 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:32:10,425 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:32:36,763 INFO L129 PetriNetUnfolder]: 46677/71864 cut-off events. [2021-03-24 14:32:36,764 INFO L130 PetriNetUnfolder]: For 2086843/2088907 co-relation queries the response was YES. [2021-03-24 14:32:39,928 INFO L84 FinitePrefix]: Finished finitePrefix Result has 771279 conditions, 71864 events. 46677/71864 cut-off events. For 2086843/2088907 co-relation queries the response was YES. Maximal size of possible extension queue 2949. Compared 569273 event pairs, 388 based on Foata normal form. 742/72376 useless extension candidates. Maximal degree in co-relation 769805. Up to 21149 conditions per place. [2021-03-24 14:32:40,375 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 887 selfloop transitions, 802 changer transitions 0/1833 dead transitions. [2021-03-24 14:32:40,375 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 494 places, 1833 transitions, 41471 flow [2021-03-24 14:32:40,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-24 14:32:40,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2021-03-24 14:32:40,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 1232 transitions. [2021-03-24 14:32:40,377 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6637931034482759 [2021-03-24 14:32:40,377 INFO L72 ComplementDD]: Start complementDD. Operand 32 states and 1232 transitions. [2021-03-24 14:32:40,377 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 1232 transitions. [2021-03-24 14:32:40,377 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:32:40,378 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 32 states and 1232 transitions. [2021-03-24 14:32:40,379 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 33 states, 32 states have (on average 38.5) internal successors, (1232), 32 states have internal predecessors, (1232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:32:40,381 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 33 states, 33 states have (on average 58.0) internal successors, (1914), 33 states have internal predecessors, (1914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:32:40,381 INFO L81 ComplementDD]: Finished complementDD. Result has 33 states, 33 states have (on average 58.0) internal successors, (1914), 33 states have internal predecessors, (1914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:32:40,381 INFO L185 Difference]: Start difference. First operand has 464 places, 1006 transitions, 25101 flow. Second operand 32 states and 1232 transitions. [2021-03-24 14:32:40,381 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 494 places, 1833 transitions, 41471 flow [2021-03-24 14:33:36,328 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 487 places, 1833 transitions, 40996 flow, removed 129 selfloop flow, removed 7 redundant places. [2021-03-24 14:33:36,361 INFO L241 Difference]: Finished difference. Result has 497 places, 1220 transitions, 33418 flow [2021-03-24 14:33:36,362 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=24488, PETRI_DIFFERENCE_MINUEND_PLACES=456, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=997, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=597, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=381, PETRI_DIFFERENCE_SUBTRAHEND_STATES=32, PETRI_FLOW=33418, PETRI_PLACES=497, PETRI_TRANSITIONS=1220} [2021-03-24 14:33:36,363 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 462 predicate places. [2021-03-24 14:33:36,363 INFO L480 AbstractCegarLoop]: Abstraction has has 497 places, 1220 transitions, 33418 flow [2021-03-24 14:33:36,363 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 32.1) internal successors, (321), 10 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:33:36,363 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:33:36,363 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:33:36,575 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-03-24 14:33:36,576 INFO L428 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:33:36,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:33:36,576 INFO L82 PathProgramCache]: Analyzing trace with hash 98934792, now seen corresponding path program 19 times [2021-03-24 14:33:36,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:33:36,576 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832857550] [2021-03-24 14:33:36,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:33:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:33:36,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:33:36,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:33:36,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:33:36,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,625 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-24 14:33:36,625 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832857550] [2021-03-24 14:33:36,626 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [642079950] [2021-03-24 14:33:36,626 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:33:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:33:36,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 14:33:36,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:33:36,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:33:36,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:33:36,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:33:36,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:33:36,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:33:36,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:33:36,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:33:36,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:33:36,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:33:36,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:33:36,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:33:36,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:33:36,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:33:36,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:33:36,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:33:36,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:33:36,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:33:36,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:33:36,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:33:36,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:33:36,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:33:36,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:33:36,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:33:36,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:33:36,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:33:36,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:33:36,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 14:33:36,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 14:33:36,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:33:36,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 14:33:36,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 14:33:36,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:33:36,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:33:36,721 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-24 14:33:36,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:33:36,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:33:36,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 14:33:36,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 14:33:36,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:33:36,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:33:36,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:33:36,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:33:36,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 14:33:36,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 14:33:36,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:33:36,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:33:36,753 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:33:36,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:33:36,753 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 9 [2021-03-24 14:33:36,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779788016] [2021-03-24 14:33:36,753 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 14:33:36,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:33:36,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 14:33:36,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-03-24 14:33:36,754 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:33:36,754 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 497 places, 1220 transitions, 33418 flow. Second operand has 10 states, 10 states have (on average 31.9) internal successors, (319), 10 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:33:36,754 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:33:36,754 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:33:36,754 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 14:34:06,624 INFO L129 PetriNetUnfolder]: 46507/71638 cut-off events. [2021-03-24 14:34:06,624 INFO L130 PetriNetUnfolder]: For 2230326/2231362 co-relation queries the response was YES. [2021-03-24 14:34:09,875 INFO L84 FinitePrefix]: Finished finitePrefix Result has 799437 conditions, 71638 events. 46507/71638 cut-off events. For 2230326/2231362 co-relation queries the response was YES. Maximal size of possible extension queue 2911. Compared 567534 event pairs, 1529 based on Foata normal form. 252/71638 useless extension candidates. Maximal degree in co-relation 797856. Up to 45403 conditions per place. [2021-03-24 14:34:10,328 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 1034 selfloop transitions, 326 changer transitions 0/1504 dead transitions. [2021-03-24 14:34:10,328 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 513 places, 1504 transitions, 38941 flow [2021-03-24 14:34:10,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-24 14:34:10,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-24 14:34:10,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 644 transitions. [2021-03-24 14:34:10,330 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6531440162271805 [2021-03-24 14:34:10,330 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 644 transitions. [2021-03-24 14:34:10,330 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 644 transitions. [2021-03-24 14:34:10,330 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 14:34:10,330 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 644 transitions. [2021-03-24 14:34:10,331 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 37.88235294117647) internal successors, (644), 17 states have internal predecessors, (644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:34:10,332 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 58.0) internal successors, (1044), 18 states have internal predecessors, (1044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:34:10,332 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 58.0) internal successors, (1044), 18 states have internal predecessors, (1044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:34:10,332 INFO L185 Difference]: Start difference. First operand has 497 places, 1220 transitions, 33418 flow. Second operand 17 states and 644 transitions. [2021-03-24 14:34:10,332 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 513 places, 1504 transitions, 38941 flow [2021-03-24 14:35:43,704 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 503 places, 1504 transitions, 38280 flow, removed 246 selfloop flow, removed 10 redundant places. [2021-03-24 14:35:43,730 INFO L241 Difference]: Finished difference. Result has 505 places, 1218 transitions, 33410 flow [2021-03-24 14:35:43,730 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=32243, PETRI_DIFFERENCE_MINUEND_PLACES=487, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1206, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=316, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=886, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=33410, PETRI_PLACES=505, PETRI_TRANSITIONS=1218} [2021-03-24 14:35:43,731 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 470 predicate places. [2021-03-24 14:35:43,731 INFO L480 AbstractCegarLoop]: Abstraction has has 505 places, 1218 transitions, 33410 flow [2021-03-24 14:35:43,731 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 31.9) internal successors, (319), 10 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:35:43,731 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 14:35:43,731 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 14:35:43,935 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-03-24 14:35:43,936 INFO L428 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 14:35:43,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 14:35:43,936 INFO L82 PathProgramCache]: Analyzing trace with hash -1301186352, now seen corresponding path program 20 times [2021-03-24 14:35:43,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 14:35:43,936 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617170835] [2021-03-24 14:35:43,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 14:35:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 14:35:43,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:43,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:43,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:43,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:35:43,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:43,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:35:43,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:43,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:35:43,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:43,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:35:43,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:43,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:35:43,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:43,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:43,975 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:35:43,975 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617170835] [2021-03-24 14:35:43,975 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1773283556] [2021-03-24 14:35:43,975 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-24 14:35:44,009 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 14:35:44,009 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 14:35:44,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 14:35:44,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 14:35:44,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 14:35:44,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 14:35:44,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:35:44,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:35:44,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:35:44,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:35:44,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 14:35:44,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 14:35:44,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:35:44,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 14:35:44,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:35:44,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:35:44,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:35:44,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:35:44,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:35:44,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:35:44,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:35:44,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 14:35:44,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:35:44,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:35:44,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:35:44,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:35:44,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 14:35:44,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 14:35:44,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:35:44,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 14:35:44,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:35:44,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:35:44,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 14:35:44,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 14:35:44,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:35:44,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:35:44,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:35:44,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:35:44,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:35:44,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:35:44,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:35:44,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:35:44,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:35:44,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 14:35:44,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:35:44,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 14:35:44,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 14:35:44,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:35:44,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 14:35:44,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 14:35:44,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:35:44,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 14:35:44,102 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-24 14:35:44,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 14:35:44,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 14:35:44,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 14:35:44,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 14:35:44,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 14:35:44,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 14:35:44,127 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 14:35:44,127 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 14:35:44,127 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-03-24 14:35:44,128 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35872641] [2021-03-24 14:35:44,128 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 14:35:44,129 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 14:35:44,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 14:35:44,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-03-24 14:35:44,129 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 14:35:44,130 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 505 places, 1218 transitions, 33410 flow. Second operand has 11 states, 11 states have (on average 31.90909090909091) internal successors, (351), 11 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 14:35:44,130 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 14:35:44,130 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 14:35:44,130 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand